ID305B WATERBODY NAME / LOCATION CAUSE NAME CYCLE FIRST LISTED USE CLASS WATER QUALITY CATEGORY HUC NO HUC NAME WATERSHED BASIN TMDL Planning Area Water Type Water Size Units MT39F001_010 "THOMPSON CREEK, Wyoming border to mouth (Little Missouri River)" Cadmium 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 41 Miles MT39F001_010 "THOMPSON CREEK, Wyoming border to mouth (Little Missouri River)" Copper 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 41 Miles MT39F001_010 "THOMPSON CREEK, Wyoming border to mouth (Little Missouri River)" Iron 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 41 Miles MT39F001_010 "THOMPSON CREEK, Wyoming border to mouth (Little Missouri River)" Zinc 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 41 Miles MT39F001_020 "LITTLE MISSOURI RIVER, Wyoming border to South Dakota border" Cadmium 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 106 Miles MT39F001_020 "LITTLE MISSOURI RIVER, Wyoming border to South Dakota border" Copper 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 106 Miles MT39F001_020 "LITTLE MISSOURI RIVER, Wyoming border to South Dakota border" Iron 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 106 Miles MT39F001_020 "LITTLE MISSOURI RIVER, Wyoming border to South Dakota border" Lead 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 106 Miles MT39F001_020 "LITTLE MISSOURI RIVER, Wyoming border to South Dakota border" Nitrogen (Total) 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 106 Miles MT39F001_020 "LITTLE MISSOURI RIVER, Wyoming border to South Dakota border" Phosphorus (Total) 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 106 Miles MT39F001_020 "LITTLE MISSOURI RIVER, Wyoming border to South Dakota border" Zinc 2006 C-3 5 10110201 Upper Little Missouri Little Missouri Yellowstone Little Missouri RIVER 106 Miles MT39G002_010 LAMESTEER NATIONAL WILDLIFE REFUGE Other 2000 C-3 5 10110204 Beaver Little Missouri Yellowstone Little Missouri FRESHWATER LAKE 74 Acres MT40A001_010 "MUSSELSHELL RIVER, North & South Fork confluence to Deadmans Basin Diversion Canal" Nitrogen (Total) 1996 B-2 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 55 Miles MT40A001_010 "MUSSELSHELL RIVER, North & South Fork confluence to Deadmans Basin Diversion Canal" Phosphorus (Total) 1996 B-2 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 55 Miles MT40A001_010 "MUSSELSHELL RIVER, North & South Fork confluence to Deadmans Basin Diversion Canal" Sedimentation/Siltation 1996 B-2 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 55 Miles MT40A001_020 "MUSSELSHELL RIVER, Deadmans Basin Supply Canal to HUC boundary near Roundup" Nitrogen (Total) 1988 C-3 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 94 Miles MT40A001_020 "MUSSELSHELL RIVER, Deadmans Basin Supply Canal to HUC boundary near Roundup" Phosphorus (Total) 1988 C-3 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 94 Miles MT40A001_020 "MUSSELSHELL RIVER, Deadmans Basin Supply Canal to HUC boundary near Roundup" Sedimentation/Siltation 1988 C-3 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 94 Miles MT40A002_030 "TRAIL CREEK, headwaters to mouth (North Fork Musselshell River)" Sedimentation/Siltation 2006 B-1 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 10 Miles MT40A002_040 "MILL CREEK, headwaters to mouth (North Fork Musselshell River)" Sedimentation/Siltation 1992 B-1 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 5 Miles MT40A002_070 "FISH CREEK, headwaters to mouth (Musselshell River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 C-3 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 99 Miles MT40A002_070 "FISH CREEK, headwaters to mouth (Musselshell River)" Nitrogen (Total) 2006 C-3 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 99 Miles MT40A002_070 "FISH CREEK, headwaters to mouth (Musselshell River)" Phosphorus (Total) 2006 C-3 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 99 Miles MT40A002_080 "PAINTED ROBE CREEK, headwaters to mouth (Musselshell River)" Nitrogen (Total) 1994 C-3 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 41 Miles MT40A002_080 "PAINTED ROBE CREEK, headwaters to mouth (Musselshell River)" Salinity 1994 C-3 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 41 Miles MT40A002_090 "HALF BREED CREEK, headwaters to mouth (Musselshell River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1992 C-3 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 18 Miles MT40A002_090 "HALF BREED CREEK, headwaters to mouth (Musselshell River)" Nitrogen (Total) 1992 C-3 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 18 Miles MT40A005_010 DEADMANS BASIN RESERVOIR Copper 2006 B-1 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell FRESHWATER LAKE 1849 Acres MT40A005_010 DEADMANS BASIN RESERVOIR Iron 2006 B-1 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell FRESHWATER LAKE 1849 Acres MT40A005_010 DEADMANS BASIN RESERVOIR Lead 2006 B-1 5 10040201 Upper Musselshell Musselshell Lower Missouri Upper/Middle Musselshell FRESHWATER LAKE 1849 Acres MT40B001_021 "FLATWILLOW CREEK, headwaters to Highway 87 bridge" Sedimentation/Siltation 2000 B-2 5 10040203 Flatwillow Musselshell Lower Missouri Flatwillow - Box Elder RIVER 40 Miles MT40B001_022 "FLATWILLOW CREEK, Highway 87 bridge to mouth (Musselshell River)" Mercury 2004 C-3 5 10040203 Flatwillow Musselshell Lower Missouri Flatwillow - Box Elder RIVER 100 Miles MT40B001_022 "FLATWILLOW CREEK, Highway 87 bridge to mouth (Musselshell River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2010 C-3 5 10040203 Flatwillow Musselshell Lower Missouri Flatwillow - Box Elder RIVER 100 Miles MT40B001_022 "FLATWILLOW CREEK, Highway 87 bridge to mouth (Musselshell River)" Sedimentation/Siltation 2000 C-3 5 10040203 Flatwillow Musselshell Lower Missouri Flatwillow - Box Elder RIVER 100 Miles MT40B001_040 "NORTH FORK FLATWILLOW CREEK, headwaters to confluence with South Fork" Sedimentation/Siltation 2002 B-2 5 10040203 Flatwillow Musselshell Lower Missouri Flatwillow - Box Elder RIVER 28 Miles MT40B002_010 "McDONALD CREEK, North and South Forks to mouth (Box Elder Creek)" Sedimentation/Siltation 1988 C-3 5 10040204 Box Elder Musselshell Lower Missouri Flatwillow - Box Elder RIVER 89 Miles MT40B002_010 "McDONALD CREEK, North and South Forks to mouth (Box Elder Creek)" Specific Conductance 2006 C-3 5 10040204 Box Elder Musselshell Lower Missouri Flatwillow - Box Elder RIVER 89 Miles MT40B002_010 "McDONALD CREEK, North and South Forks to mouth (Box Elder Creek)" Total Dissolved Solids 2006 C-3 5 10040204 Box Elder Musselshell Lower Missouri Flatwillow - Box Elder RIVER 89 Miles MT40C002_010 "NORTH WILLOW CREEK, headwaters to mouth (Musselshell River)" Iron 2006 C-3 5 10040202 Middle Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 117 Miles MT40C002_010 "NORTH WILLOW CREEK, headwaters to mouth (Musselshell River)" Nitrogen (Total) 2006 C-3 5 10040202 Middle Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 117 Miles MT40C002_010 "NORTH WILLOW CREEK, headwaters to mouth (Musselshell River)" Phosphorus (Total) 2006 C-3 5 10040202 Middle Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 117 Miles MT40C002_010 "NORTH WILLOW CREEK, headwaters to mouth (Musselshell River)" Sedimentation/Siltation 1994 C-3 5 10040202 Middle Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 117 Miles MT40C002_010 "NORTH WILLOW CREEK, headwaters to mouth (Musselshell River)" Solids (Suspended/Bedload) 1994 C-3 5 10040202 Middle Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 117 Miles MT40C002_010 "NORTH WILLOW CREEK, headwaters to mouth (Musselshell River)" Specific Conductance 2006 C-3 5 10040202 Middle Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 117 Miles MT40C002_010 "NORTH WILLOW CREEK, headwaters to mouth (Musselshell River)" Sulfates 2006 C-3 5 10040202 Middle Musselshell Musselshell Lower Missouri Upper/Middle Musselshell RIVER 117 Miles MT40D001_010 "BIG DRY CREEK, Steves Fork to mouth (Fort Peck Reservoir)" Ammonia (Un-ionized) 2000 C-3 5 10040105 Big Dry Middle Missouri Lower Missouri Big and Little Dry RIVER 99 Miles MT40D001_010 "BIG DRY CREEK, Steves Fork to mouth (Fort Peck Reservoir)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1994 C-3 5 10040105 Big Dry Middle Missouri Lower Missouri Big and Little Dry RIVER 99 Miles MT40D001_010 "BIG DRY CREEK, Steves Fork to mouth (Fort Peck Reservoir)" Nitrogen (Total) 1994 C-3 5 10040105 Big Dry Middle Missouri Lower Missouri Big and Little Dry RIVER 99 Miles MT40D001_010 "BIG DRY CREEK, Steves Fork to mouth (Fort Peck Reservoir)" Phosphorus (Total) 1994 C-3 5 10040105 Big Dry Middle Missouri Lower Missouri Big and Little Dry RIVER 99 Miles MT40E001_010 "MISSOURI RIVER, Bullwhacker Creek to Fort Peck Reservoir" Arsenic 1990 B-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Missouri River RIVER 49 Miles MT40E001_010 "MISSOURI RIVER, Bullwhacker Creek to Fort Peck Reservoir" Copper 2000 B-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Missouri River RIVER 49 Miles MT40E002_070 "RUBY GULCH, headwaters to confluence of Alder Gulch, T25N R25E S21" Arsenic 2014 C-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Landusky RIVER 3 Miles MT40E002_090 "ROCK CREEK, headwaters to mouth (Missouri River)" Escherichia coli 2000 C-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Landusky RIVER 39 Miles MT40E002_100 "MILL GULCH, headwaters to mouth (Rock Creek)" Arsenic 2014 C-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Landusky RIVER 2 Miles MT40E002_100 "MILL GULCH, headwaters to mouth (Rock Creek)" Cadmium 2014 C-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Landusky RIVER 2 Miles MT40E002_100 "MILL GULCH, headwaters to mouth (Rock Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2014 C-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Landusky RIVER 2 Miles MT40E002_100 "MILL GULCH, headwaters to mouth (Rock Creek)" Zinc 2014 C-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Landusky RIVER 2 Miles MT40E002_110 "SULLIVAN CREEK, headwaters to mouth (Rock Creek)" Nickel 2014 C-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Landusky RIVER 1 Miles MT40E003_020 "NELSON CREEK, headwaters to mouth (Big Dry Creek arm of Fort Peck Res)" Cadmium 2006 C-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Redwater RIVER 36 Miles MT40E003_020 "NELSON CREEK, headwaters to mouth (Big Dry Creek arm of Fort Peck Res)" Copper 2006 C-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Redwater RIVER 36 Miles MT40E004_010 FORT PECK RESERVOIR Lead 2000 B-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Missouri River FRESHWATER LAKE 233296 Acres MT40E004_010 FORT PECK RESERVOIR Mercury 2000 B-3 5 10040104 Fort Peck Reservoir Middle Missouri Lower Missouri Missouri River FRESHWATER LAKE 233296 Acres MT40F003_010 "MILK RIVER, Canada border to Fresno Reservoir" Copper 2006 B-3 5 10050002 Upper Milk Milk Lower Missouri Upper Milk RIVER 40 Miles MT40F003_010 "MILK RIVER, Canada border to Fresno Reservoir" Iron 2006 B-3 5 10050002 Upper Milk Milk Lower Missouri Upper Milk RIVER 40 Miles MT40F003_010 "MILK RIVER, Canada border to Fresno Reservoir" Lead 2006 B-3 5 10050002 Upper Milk Milk Lower Missouri Upper Milk RIVER 40 Miles MT40H001_010 "BIG SANDY CREEK, Lonesome Lake Coulee to mouth (Milk River)" Mercury 2002 B-3 5 10050005 Big Sandy Milk Lower Missouri Big Sandy - Sage RIVER 63 Miles MT40I001_020 "PEOPLES CREEK, headwaters to Fort Belknap Reservation boundary" Mercury 2006 B-1 5 10050009 Peoples Milk Lower Missouri Middle Milk and Tributaries RIVER 57 Miles MT40I001_020 "PEOPLES CREEK, headwaters to Fort Belknap Reservation boundary" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10050009 Peoples Milk Lower Missouri Middle Milk and Tributaries RIVER 57 Miles MT40I001_020 "PEOPLES CREEK, headwaters to Fort Belknap Reservation boundary" Phosphorus (Total) 2006 B-1 5 10050009 Peoples Milk Lower Missouri Middle Milk and Tributaries RIVER 57 Miles MT40I001_020 "PEOPLES CREEK, headwaters to Fort Belknap Reservation boundary" "Temperature, water" 1988 B-1 5 10050009 Peoples Milk Lower Missouri Middle Milk and Tributaries RIVER 57 Miles MT40I001_040 "KING CREEK, headwaters to Fort Belknap Reservation boundary" Lead 2014 B-1 5 10050009 Peoples Milk Lower Missouri Landusky RIVER 1 Miles MT40J001_011 "MILK RIVER, Fresno Dam to Thirtymile Creek" Mercury 2000 B-3 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 113 Miles MT40J001_012 "MILK RIVER, Thirtymile Creek to Dodson Creek" Mercury 2000 B-3 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 58 Miles MT40J001_013 "MILK RIVER, Dodson Creek to Whitewater Creek" Mercury 2000 B-3 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 103 Miles MT40J001_020 "MILK RIVER, Whitewater Creek to Beaver Creek" Iron 2000 B-3 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 38 Miles MT40J001_020 "MILK RIVER, Whitewater Creek to Beaver Creek" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 B-3 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 38 Miles MT40J002_010 "BEAVER CREEK, Beaver Creek Reservoir to mouth (Milk River)" Iron 2006 B-1 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 25 Miles MT40J002_010 "BEAVER CREEK, Beaver Creek Reservoir to mouth (Milk River)" Lead 2006 B-1 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 25 Miles MT40J002_010 "BEAVER CREEK, Beaver Creek Reservoir to mouth (Milk River)" Mercury 2006 B-1 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 25 Miles MT40J002_010 "BEAVER CREEK, Beaver Creek Reservoir to mouth (Milk River)" Sedimentation/Siltation 1988 B-1 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 25 Miles MT40J002_010 "BEAVER CREEK, Beaver Creek Reservoir to mouth (Milk River)" "Temperature, water" 1988 B-1 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 25 Miles MT40J002_020 "BULLHOOK CREEK, headwaters to the Bullhook Dam, T32N R16E S16" Nitrate/Nitrite (Nitrite + Nitrate as N) 1988 B-3 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 25 Miles MT40J002_020 "BULLHOOK CREEK, headwaters to the Bullhook Dam, T32N R16E S16" Sedimentation/Siltation 1988 B-3 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 25 Miles MT40J002_020 "BULLHOOK CREEK, headwaters to the Bullhook Dam, T32N R16E S16" "Temperature, water" 1988 B-3 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 25 Miles MT40J002_030 "LITTLE BOXELDER CREEK, headwaters to mouth (Milk River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1988 B-1 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 50 Miles MT40J002_030 "LITTLE BOXELDER CREEK, headwaters to mouth (Milk River)" Nitrogen (Total) 1988 B-1 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 50 Miles MT40J002_030 "LITTLE BOXELDER CREEK, headwaters to mouth (Milk River)" Phosphorus (Total) 1988 B-1 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 50 Miles MT40J002_030 "LITTLE BOXELDER CREEK, headwaters to mouth (Milk River)" Sedimentation/Siltation 1988 B-1 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 50 Miles MT40J002_030 "LITTLE BOXELDER CREEK, headwaters to mouth (Milk River)" "Temperature, water" 1988 B-1 5 10050004 Middle Milk Milk Lower Missouri Middle Milk and Tributaries RIVER 50 Miles MT40J003_010 "LODGE CREEK, Canadian border to mouth (Milk River)" Mercury 2006 B-3 5 10050007 Lodge Milk Lower Missouri Middle Milk and Tributaries RIVER 83 Miles MT40J003_010 "LODGE CREEK, Canadian border to mouth (Milk River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1992 B-3 5 10050007 Lodge Milk Lower Missouri Middle Milk and Tributaries RIVER 83 Miles MT40J003_010 "LODGE CREEK, Canadian border to mouth (Milk River)" Nitrogen (Total) 1992 B-3 5 10050007 Lodge Milk Lower Missouri Middle Milk and Tributaries RIVER 83 Miles MT40J003_010 "LODGE CREEK, Canadian border to mouth (Milk River)" "Oxygen, Dissolved" 1992 B-3 5 10050007 Lodge Milk Lower Missouri Middle Milk and Tributaries RIVER 83 Miles MT40J003_010 "LODGE CREEK, Canadian border to mouth (Milk River)" Phosphorus (Total) 1992 B-3 5 10050007 Lodge Milk Lower Missouri Middle Milk and Tributaries RIVER 83 Miles MT40J004_010 "BATTLE CREEK, Canadian border to mouth (Milk River)" Sedimentation/Siltation 2000 B-3 5 10050008 Battle Milk Lower Missouri Middle Milk and Tributaries RIVER 74 Miles MT40J005_020 "COTTONWOOD CREEK, Black Coulee to mouth (Milk River)" Iron 2006 B-3 5 10050010 Cottonwood Milk Lower Missouri Middle Milk and Tributaries RIVER 57 Miles MT40J005_020 "COTTONWOOD CREEK, Black Coulee to mouth (Milk River)" Sedimentation/Siltation 1990 B-3 5 10050010 Cottonwood Milk Lower Missouri Middle Milk and Tributaries RIVER 57 Miles MT40K001_010 "WHITEWATER CREEK, Canadian border to mouth (Milk River)" Mercury 2006 B-3 5 10050011 Whitewater Milk Lower Missouri Middle Milk and Tributaries RIVER 68 Miles MT40M001_013 "BEAVER CREEK, Fort Belknap Reservation boundary to Big Warm Creek" Mercury 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 55 Miles MT40M001_013 "BEAVER CREEK, Fort Belknap Reservation boundary to Big Warm Creek" Phosphorus (Total) 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 55 Miles MT40M001_014 "BEAVER CREEK, Big Warm Creek to Un-Named tributary, T30N R32E S32" Mercury 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 98 Miles MT40M001_014 "BEAVER CREEK, Big Warm Creek to Un-Named tributary, T30N R32E S32" Phosphorus (Total) 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 98 Miles MT40M001_020 "BEAVER CREEK, Un-named tributary at T30N R32E S32 to mouth (Milk River)" Nitrogen (Total) 1990 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 87 Miles MT40M001_020 "BEAVER CREEK, Un-named tributary at T30N R32E S32 to mouth (Milk River)" Phosphorus (Total) 1990 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 87 Miles MT40M001_020 "BEAVER CREEK, Un-named tributary at T30N R32E S32 to mouth (Milk River)" Uranium 2000 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 87 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" Arsenic 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" Cadmium 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" Copper 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" Iron 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" Lead 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" Nitrate/Nitrite (Nitrite + Nitrate as N) 1996 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" Nitrogen (Total) 1996 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" "Oxygen, Dissolved" 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" Phosphorus (Total) 1996 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" Solids (Suspended/Bedload) 1996 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_010 "FLAT CREEK, headwaters to mouth (Beaver Creek), T27N R32E S35" Zinc 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 37 Miles MT40M002_020 "LARB CREEK, headwaters to mouth (Beaver Creek)" Copper 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 77 Miles MT40M002_020 "LARB CREEK, headwaters to mouth (Beaver Creek)" Lead 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 77 Miles MT40M002_020 "LARB CREEK, headwaters to mouth (Beaver Creek)" Nitrogen (Total) 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 77 Miles MT40M002_020 "LARB CREEK, headwaters to mouth (Beaver Creek)" "Oxygen, Dissolved" 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 77 Miles MT40M002_020 "LARB CREEK, headwaters to mouth (Beaver Creek)" Phosphorus (Total) 2006 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 77 Miles MT40M002_030 "BIG WARM CREEK, Fort Belknap Reservation boundary to mouth (Beaver Creek)" Phosphorus (Total) 1996 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 57 Miles MT40M002_030 "BIG WARM CREEK, Fort Belknap Reservation boundary to mouth (Beaver Creek)" Salinity 2000 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 57 Miles MT40M002_030 "BIG WARM CREEK, Fort Belknap Reservation boundary to mouth (Beaver Creek)" Sedimentation/Siltation 2000 B-3 5 10050014 Beaver Milk Lower Missouri Beaver RIVER 57 Miles MT40M003_010 LAKE BOWDOIN Salinity 1990 B-3 5 10050014 Beaver Milk Lower Missouri Beaver FRESHWATER LAKE 3932 Acres MT40M003_010 LAKE BOWDOIN Selenium 2000 B-3 5 10050014 Beaver Milk Lower Missouri Beaver FRESHWATER LAKE 3932 Acres MT40M003_020 NELSON RESERVOIR Phosphorus (Total) 1990 B-3 5 10050014 Beaver Milk Lower Missouri Beaver FRESHWATER LAKE 4113 Acres MT40O001_010 "MILK RIVER, Beaver Creek to mouth (Missouri River)" Escherichia coli 2000 B-3 5 10050012 Lower Milk Milk Lower Missouri Lower Milk RIVER 135 Miles MT40O001_010 "MILK RIVER, Beaver Creek to mouth (Missouri River)" Lead 2000 B-3 5 10050012 Lower Milk Milk Lower Missouri Lower Milk RIVER 135 Miles MT40O001_010 "MILK RIVER, Beaver Creek to mouth (Missouri River)" Mercury 2000 B-3 5 10050012 Lower Milk Milk Lower Missouri Lower Milk RIVER 135 Miles MT40O002_020 "BUGGY CREEK, headwaters to mouth (Milk River)" Iron 2006 B-3 5 10050012 Lower Milk Milk Lower Missouri Lower Milk RIVER 47 Miles MT40O002_031 "WILLOW CREEK, headwaters to Halfpint Reservoir, T25N R35E S26" Sedimentation/Siltation 1992 B-3 5 10050012 Lower Milk Milk Lower Missouri Lower Milk RIVER 10 Miles MT40O002_033 "WILLOW CREEK, Halfpint Reservoir to mouth (Milk River), T28N R40E S29" Sedimentation/Siltation 1992 B-3 5 10050012 Lower Milk Milk Lower Missouri Lower Milk RIVER 76 Miles MT40O002_040 "BEAVER CREEK, confluence of Little Beaver Creek and South Fork Beaver Creek to mouth (Willow Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-3 5 10050012 Lower Milk Milk Lower Missouri Lower Milk RIVER 17 Miles MT40O002_040 "BEAVER CREEK, confluence of Little Beaver Creek and South Fork Beaver Creek to mouth (Willow Creek)" Solids (Suspended/Bedload) 1996 B-3 5 10050012 Lower Milk Milk Lower Missouri Lower Milk RIVER 17 Miles MT40O003_010 "PORCUPINE CREEK, confluence of West and Middle Forks to mouth (Milk River)" Nitrogen (Total) 1996 B-3 5 10050016 Porcupine Milk Lower Missouri Lower Milk RIVER 49 Miles MT40O003_010 "PORCUPINE CREEK, confluence of West and Middle Forks to mouth (Milk River)" Phosphorus (Total) 1996 B-3 5 10050016 Porcupine Milk Lower Missouri Lower Milk RIVER 49 Miles MT40O003_010 "PORCUPINE CREEK, confluence of West and Middle Forks to mouth (Milk River)" Salinity 2000 B-3 5 10050016 Porcupine Milk Lower Missouri Lower Milk RIVER 49 Miles MT40P002_010 "EAST REDWATER CREEK, headwaters to mouth (Redwater River)" Sedimentation/Siltation 1992 C-3 5 10060002 Redwater Lower Missouri Lower Missouri Redwater RIVER 51 Miles MT40Q001_011 "POPLAR RIVER, Confluence of East & Middle Forks to Fort Peck Reservation boundary, T33N R48E S12" Escherichia coli 1990 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 30 Miles MT40Q001_011 "POPLAR RIVER, Confluence of East & Middle Forks to Fort Peck Reservation boundary, T33N R48E S12" Sedimentation/Siltation 1990 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 30 Miles MT40Q001_011 "POPLAR RIVER, Confluence of East & Middle Forks to Fort Peck Reservation boundary, T33N R48E S12" "Temperature, water" 1990 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 30 Miles MT40Q001_012 "MIDDLE FORK POPLAR RIVER, headwater (confluence of Lost Child & Goose Creeks) to the mouth (Poplar River)" Escherichia coli 1990 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 36 Miles MT40Q001_012 "MIDDLE FORK POPLAR RIVER, headwater (confluence of Lost Child & Goose Creeks) to the mouth (Poplar River)" Sedimentation/Siltation 1990 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 36 Miles MT40Q001_012 "MIDDLE FORK POPLAR RIVER, headwater (confluence of Lost Child & Goose Creeks) to the mouth (Poplar River)" "Temperature, water" 1990 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 36 Miles MT40Q002_010 "BUTTE CREEK, headwaters to mouth (Poplar River)" Iron 2006 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 42 Miles MT40Q002_010 "BUTTE CREEK, headwaters to mouth (Poplar River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 42 Miles MT40Q002_010 "BUTTE CREEK, headwaters to mouth (Poplar River)" Nitrogen (Total) 2006 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 42 Miles MT40Q002_010 "BUTTE CREEK, headwaters to mouth (Poplar River)" Phosphorus (Total) 2006 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 42 Miles MT40Q002_010 "BUTTE CREEK, headwaters to mouth (Poplar River)" Sodium 1988 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 42 Miles MT40Q002_010 "BUTTE CREEK, headwaters to mouth (Poplar River)" Specific Conductance 1990 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 42 Miles MT40Q002_020 "EAST FORK POPLAR RIVER, Canada border to mouth (Poplar River)" Iron 1990 B-2 5 10060003 Poplar Lower Missouri Lower Missouri Lower Missouri RIVER 22 Miles MT40R001_010 "BIG MUDDY CREEK, north corner of Fort Peck Reservation boundary to mouth (Missouri River)" Nitrogen (Total) 1990 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 82 Miles MT40R001_010 "BIG MUDDY CREEK, north corner of Fort Peck Reservation boundary to mouth (Missouri River)" Phosphorus (Total) 1990 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 82 Miles MT40R001_010 "BIG MUDDY CREEK, north corner of Fort Peck Reservation boundary to mouth (Missouri River)" Sedimentation/Siltation 1990 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 82 Miles MT40R001_020 "BIG MUDDY CREEK, Canadian border to northern boundary of Fort Peck Reservation" Copper 2002 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 120 Miles MT40R001_020 "BIG MUDDY CREEK, Canadian border to northern boundary of Fort Peck Reservation" Lead 2002 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 120 Miles MT40R001_020 "BIG MUDDY CREEK, Canadian border to northern boundary of Fort Peck Reservation" Mercury 2002 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 120 Miles MT40R001_020 "BIG MUDDY CREEK, Canadian border to northern boundary of Fort Peck Reservation" Nitrogen (Total) 1996 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 120 Miles MT40R001_020 "BIG MUDDY CREEK, Canadian border to northern boundary of Fort Peck Reservation" Organic Enrichment (Sewage) Biological Indicators 2000 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 120 Miles MT40R001_020 "BIG MUDDY CREEK, Canadian border to northern boundary of Fort Peck Reservation" Phosphorus (Total) 1996 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 120 Miles MT40R001_020 "BIG MUDDY CREEK, Canadian border to northern boundary of Fort Peck Reservation" Zinc 2002 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 120 Miles MT40R003_010 MEDICINE LAKE Cadmium 2006 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri FRESHWATER LAKE 9726 Acres MT40R003_010 MEDICINE LAKE Lead 2006 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri FRESHWATER LAKE 9726 Acres MT40R003_010 MEDICINE LAKE Mercury 2006 C-3 5 10060006 Big Muddy Lower Missouri Lower Missouri Lower Missouri FRESHWATER LAKE 9726 Acres MT40S001_011 "MISSOURI RIVER, Fort Peck Dam to Milk River" "Temperature, water" 2002 B-2 5 10060001 Prairie Elk-Wolf Lower Missouri Lower Missouri Lower Missouri RIVER 10 Miles MT40S001_012 "MISSOURI RIVER, Milk River to Poplar River" "Temperature, water" 2002 B-3 5 10060001 Prairie Elk-Wolf Lower Missouri Lower Missouri Lower Missouri RIVER 82 Miles MT40S002_030 "SAND CREEK, confluence of East and West Forks to mouth (Missouri River)" Sedimentation/Siltation 1990 C-3 5 10060001 Prairie Elk-Wolf Lower Missouri Lower Missouri Redwater RIVER 20 Miles MT40S003_010 "MISSOURI RIVER, Poplar River to North Dakota border" "Temperature, water" 2000 B-3 5 10060005 Charlie-Little Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 92 Miles MT40S004_010 "CHARLIE CREEK, East and Middle Charlie Creek to mouth (Missouri River)" Iron 2006 C-3 5 10060005 Charlie-Little Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 33 Miles MT40S004_010 "CHARLIE CREEK, East and Middle Charlie Creek to mouth (Missouri River)" Nitrogen (Total) 2006 C-3 5 10060005 Charlie-Little Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 33 Miles MT40S004_010 "CHARLIE CREEK, East and Middle Charlie Creek to mouth (Missouri River)" Specific Conductance 1988 C-3 5 10060005 Charlie-Little Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 33 Miles MT40S004_020 "HARDSCRABBLE CREEK, headwaters to mouth (Missouri River)" Nitrogen (Total) 2006 C-3 5 10060005 Charlie-Little Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 36 Miles MT40S004_020 "HARDSCRABBLE CREEK, headwaters to mouth (Missouri River)" Specific Conductance 1992 C-3 5 10060005 Charlie-Little Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 36 Miles MT40S004_020 "HARDSCRABBLE CREEK, headwaters to mouth (Missouri River)" Total Dissolved Solids 1992 C-3 5 10060005 Charlie-Little Muddy Lower Missouri Lower Missouri Lower Missouri RIVER 36 Miles MT41A001_010 "RED ROCK RIVER, Lima Dam to Clark Canyon Reservoir" Lead 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 52 Miles MT41A001_010 "RED ROCK RIVER, Lima Dam to Clark Canyon Reservoir" Sedimentation/Siltation 1990 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 52 Miles MT41A001_010 "RED ROCK RIVER, Lima Dam to Clark Canyon Reservoir" "Temperature, water" 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 52 Miles MT41A001_010 "RED ROCK RIVER, Lima Dam to Clark Canyon Reservoir" Zinc 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 52 Miles MT41A001_020 "RED ROCK RIVER, Lower Red Rock Lake to Lima Dam" Nitrogen (Total) 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 44 Miles MT41A001_020 "RED ROCK RIVER, Lower Red Rock Lake to Lima Dam" Phosphorus (Total) 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 44 Miles MT41A001_020 "RED ROCK RIVER, Lower Red Rock Lake to Lima Dam" Sedimentation/Siltation 1990 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 44 Miles MT41A001_020 "RED ROCK RIVER, Lower Red Rock Lake to Lima Dam" "Temperature, water" 1992 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 44 Miles MT41A003_010 "MEDICINE LODGE CREEK, headwaters to mouth (Horse Prairie Creek)" Phosphorus (Total) 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 35 Miles MT41A003_010 "MEDICINE LODGE CREEK, headwaters to mouth (Horse Prairie Creek)" Sedimentation/Siltation 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 35 Miles MT41A003_010 "MEDICINE LODGE CREEK, headwaters to mouth (Horse Prairie Creek)" "Temperature, water" 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 35 Miles MT41A003_020 "MUDDY CREEK, confluence of Sourdough and Wilson Creek to mouth (Big Sheep Creek), T14S R10W S10" Turbidity 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 11 Miles MT41A003_090 "HORSE PRAIRIE CREEK, headwaters to mouth (Clark Canyon Res)" Arsenic 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 47 Miles MT41A003_090 "HORSE PRAIRIE CREEK, headwaters to mouth (Clark Canyon Res)" Cadmium 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 47 Miles MT41A003_090 "HORSE PRAIRIE CREEK, headwaters to mouth (Clark Canyon Res)" Copper 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 47 Miles MT41A003_090 "HORSE PRAIRIE CREEK, headwaters to mouth (Clark Canyon Res)" Lead 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 47 Miles MT41A003_090 "HORSE PRAIRIE CREEK, headwaters to mouth (Clark Canyon Res)" Mercury 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 47 Miles MT41A003_090 "HORSE PRAIRIE CREEK, headwaters to mouth (Clark Canyon Res)" Zinc 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 47 Miles MT41A003_100 "BLOODY DICK CREEK, headwaters to mouth (Horse Prairie Creek)" Nitrogen (Total) 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 30 Miles MT41A003_100 "BLOODY DICK CREEK, headwaters to mouth (Horse Prairie Creek)" Phosphorus (Total) 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 30 Miles MT41A003_150 "SHEEP CREEK, Muddy Creek to mouth (Red Rock River)" "Nonnative Fish, Shellfish, or Zooplankton" 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 11 Miles MT41A003_150 "SHEEP CREEK, Muddy Creek to mouth (Red Rock River)" Sedimentation/Siltation 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 11 Miles MT41A004_010 "PRICE CREEK, headwaters to mouth (Red Rock River)" Sedimentation/Siltation 1990 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 11 Miles MT41A004_030 "FISH CREEK, headwaters to mouth (Metzel Creek)" Sedimentation/Siltation 1990 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 8 Miles MT41A004_040 "CORRAL CREEK, headwaters to mouth (Red Rock Creek)" Phosphorus (Total) 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 4 Miles MT41A004_040 "CORRAL CREEK, headwaters to mouth (Red Rock Creek)" Sedimentation/Siltation 1990 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 4 Miles MT41A004_050 "EAST FORK CLOVER CREEK, headwaters to mouth (Clover Creek)" Phosphorus (Total) 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 6 Miles MT41A004_050 "EAST FORK CLOVER CREEK, headwaters to mouth (Clover Creek)" Sedimentation/Siltation 1992 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 6 Miles MT41A004_070 "LONG CREEK, headwaters to mouth (Red Rock River)" Sedimentation/Siltation 1990 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 24 Miles MT41A004_080 "O'DELL CREEK, headwaters to mouth (Lower Red Rock Lake)" Turbidity 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 16 Miles MT41A004_090 "PEET CREEK, headwaters to mouth (Red Rock River)" Nitrogen (Total) 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 10 Miles MT41A004_090 "PEET CREEK, headwaters to mouth (Red Rock River)" Phosphorus (Total) 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 10 Miles MT41A004_090 "PEET CREEK, headwaters to mouth (Red Rock River)" Sedimentation/Siltation 1990 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 10 Miles MT41A004_100 "TOM CREEK, headwaters to mouth (Upper Red Rock Lake)" Sedimentation/Siltation 1990 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 7 Miles MT41A004_110 "RED ROCK CREEK, headwaters to mouth (Upper Red Rock Lake)" Turbidity 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 18 Miles MT41A004_130 "JONES CREEK, headwaters to mouth (Winslow Creek)" Phosphorus (Total) 2006 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 8 Miles MT41A004_130 "JONES CREEK, headwaters to mouth (Winslow Creek)" Sedimentation/Siltation 1990 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 8 Miles MT41A004_140 "BEAN CREEK, headwaters to mouth (Red Rock River), T14S R3E S7" Sedimentation/Siltation 1996 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock RIVER 7 Miles MT41A005_020 LOWER RED ROCK LAKE Sedimentation/Siltation 2000 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock FRESHWATER LAKE 2218 Acres MT41A005_030 UPPER RED ROCK LAKE Sedimentation/Siltation 1990 B-1 5 10020001 Red Rock Upper Missouri Tribs. Upper Missouri Red Rock FRESHWATER LAKE 2947 Acres MT41B001_010 "BEAVERHEAD RIVER, Clark Canyon Dam to Grasshopper Creek" Lead 2000 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 12 Miles MT41B001_020 "BEAVERHEAD RIVER, Grasshopper Creek to mouth (Jefferson River)" "Temperature, water" 1988 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 66 Miles MT41B002_010 "GRASSHOPPER CREEK, headwaters to mouth (Beaverhead River)" Cadmium 1988 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 60 Miles MT41B002_010 "GRASSHOPPER CREEK, headwaters to mouth (Beaverhead River)" Copper 1988 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 60 Miles MT41B002_010 "GRASSHOPPER CREEK, headwaters to mouth (Beaverhead River)" Zinc 1988 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 60 Miles MT41B002_030 "BLACKTAIL DEER CREEK, headwaters to mouth (Beaverhead River)" "Temperature, water" 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 43 Miles MT41B002_060 "WEST FORK BLACKTAIL DEER CREEK, headwaters to mouth (Blacktail Deer Creek)" Arsenic 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 19 Miles MT41B002_070 "WEST FORK DYCE CREEK, headwaters to mouth (Dyce Creek)" Manganese 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 4 Miles MT41B002_070 "WEST FORK DYCE CREEK, headwaters to mouth (Dyce Creek)" Nitrogen (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 4 Miles MT41B002_080 "SPRING CREEK, headwaters to mouth (Beaverhead River)" Arsenic 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 16 Miles MT41B002_080 "SPRING CREEK, headwaters to mouth (Beaverhead River)" Nitrogen (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 16 Miles MT41B002_090 "RATTLESNAKE CREEK, from the Dillon PWS off-channel well T7S R10W S11 to the mouth (Van Camp Slough)" Cadmium 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 10 Miles MT41B002_090 "RATTLESNAKE CREEK, from the Dillon PWS off-channel well T7S R10W S11 to the mouth (Van Camp Slough)" Copper 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 10 Miles MT41B002_090 "RATTLESNAKE CREEK, from the Dillon PWS off-channel well T7S R10W S11 to the mouth (Van Camp Slough)" Lead 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 10 Miles MT41B002_090 "RATTLESNAKE CREEK, from the Dillon PWS off-channel well T7S R10W S11 to the mouth (Van Camp Slough)" Nitrogen (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 10 Miles MT41B002_090 "RATTLESNAKE CREEK, from the Dillon PWS off-channel well T7S R10W S11 to the mouth (Van Camp Slough)" Phosphorus (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 10 Miles MT41B002_091 "RATTLESNAKE CREEK, headwaters to Dillon PWS off-channel well, T7S R10W S11" Cadmium 2006 A-1 5 10020002 Beaverhead Upper Missouri Tribs. Lower Missouri Beaverhead RIVER 18 Miles MT41B002_091 "RATTLESNAKE CREEK, headwaters to Dillon PWS off-channel well, T7S R10W S11" Copper 2006 A-1 5 10020002 Beaverhead Upper Missouri Tribs. Lower Missouri Beaverhead RIVER 18 Miles MT41B002_091 "RATTLESNAKE CREEK, headwaters to Dillon PWS off-channel well, T7S R10W S11" Lead 2006 A-1 5 10020002 Beaverhead Upper Missouri Tribs. Lower Missouri Beaverhead RIVER 18 Miles MT41B002_091 "RATTLESNAKE CREEK, headwaters to Dillon PWS off-channel well, T7S R10W S11" Nitrogen (Total) 2006 A-1 5 10020002 Beaverhead Upper Missouri Tribs. Lower Missouri Beaverhead RIVER 18 Miles MT41B002_091 "RATTLESNAKE CREEK, headwaters to Dillon PWS off-channel well, T7S R10W S11" Phosphorus (Total) 2006 A-1 5 10020002 Beaverhead Upper Missouri Tribs. Lower Missouri Beaverhead RIVER 18 Miles MT41B002_110 "CLARK CANYON CREEK, headwaters to mouth (Beaverhead River), T9S R10W S28" Phosphorus (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 8 Miles MT41B002_120 "RESERVOIR CREEK, headwaters to mouth (Grasshopper Creek)" Nitrogen (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 13 Miles MT41B002_120 "RESERVOIR CREEK, headwaters to mouth (Grasshopper Creek)" Phosphorus (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 13 Miles MT41B002_131 "STONE CREEK, Un-named tributary at T6S R7W S34 to Staudaher Bishop Ditch" Arsenic 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 7 Miles MT41B002_131 "STONE CREEK, Un-named tributary at T6S R7W S34 to Staudaher Bishop Ditch" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 7 Miles MT41B002_131 "STONE CREEK, Un-named tributary at T6S R7W S34 to Staudaher Bishop Ditch" Phosphorus (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 7 Miles MT41B002_132 "STONE CREEK, Left and Middle Fork to un-named tributary, T6S R7W S34" Nitrate/Nitrite (Nitrite + Nitrate as N) 2000 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 7 Miles MT41B002_140 "DYCE CREEK, confluence of East and West Forks to Grasshopper Creek" Nitrogen (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 4 Miles MT41B002_160 "STEEL CREEK, headwaters to mouth (Driscoll Creek), T6S R12W S18" Arsenic 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 4 Miles MT41B002_160 "STEEL CREEK, headwaters to mouth (Driscoll Creek), T6S R12W S18" Nitrogen (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 4 Miles MT41B002_160 "STEEL CREEK, headwaters to mouth (Driscoll Creek), T6S R12W S18" Phosphorus (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 4 Miles MT41B002_170 "TAYLOR CREEK, headwaters to mouth (Grasshopper Creek)" Nitrogen (Total) 2006 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 12 Miles MT41B002_180 "SCUDDER CREEK, headwaters to mouth (Grasshopper Creek), T6S R12W S19" Nitrogen (Total) 2010 B-1 5 10020002 Beaverhead Upper Missouri Tribs. Upper Missouri Beaverhead RIVER 6 Miles MT41C001_010 "RUBY RIVER, Ruby Dam to mouth (Beaverhead River)" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 48 Miles MT41C001_020 "RUBY RIVER, confluence of East, West, and Middle Forks to Ruby Reservoir" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 42 Miles MT41C002_010 "WISCONSIN CREEK, headwaters to mouth (Ruby River)" Arsenic 2002 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 13 Miles MT41C002_010 "WISCONSIN CREEK, headwaters to mouth (Ruby River)" Copper 2002 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 13 Miles MT41C002_010 "WISCONSIN CREEK, headwaters to mouth (Ruby River)" Lead 2002 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 13 Miles MT41C002_010 "WISCONSIN CREEK, headwaters to mouth (Ruby River)" Mercury 2002 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 13 Miles MT41C002_020 "MILL CREEK, headwaters to mouth (Ruby River)" Nitrogen (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 22 Miles MT41C002_020 "MILL CREEK, headwaters to mouth (Ruby River)" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 22 Miles MT41C002_040 "ALDER GULCH, headwaters to mouth (Ruby River)" Lead 2000 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 21 Miles MT41C002_040 "ALDER GULCH, headwaters to mouth (Ruby River)" Manganese 2000 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 21 Miles MT41C002_040 "ALDER GULCH, headwaters to mouth (Ruby River)" Mercury 2000 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 21 Miles MT41C002_040 "ALDER GULCH, headwaters to mouth (Ruby River)" Nitrogen (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 21 Miles MT41C002_050 "RAMSHORN CREEK, headwaters to mouth (Ruby River)" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 15 Miles MT41C002_060 "CURRANT CREEK, headwaters to mouth (Ramshorn Creek), T4S R4W S35" Copper 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 4 Miles MT41C002_060 "CURRANT CREEK, headwaters to mouth (Ramshorn Creek), T4S R4W S35" Lead 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 4 Miles MT41C002_060 "CURRANT CREEK, headwaters to mouth (Ramshorn Creek), T4S R4W S35" Nitrogen (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 4 Miles MT41C002_060 "CURRANT CREEK, headwaters to mouth (Ramshorn Creek), T4S R4W S35" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 4 Miles MT41C002_090 "CALIFORNIA CREEK, headwaters to mouth (Ruby River), T5S R4W S30" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 11 Miles MT41C002_100 "GARDEN CREEK, headwaters to mouth (Ruby Reservoir)" Nitrogen (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 8 Miles MT41C002_100 "GARDEN CREEK, headwaters to mouth (Ruby Reservoir)" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 8 Miles MT41C002_110 "MORMON CREEK, headwaters to mouth (Upper end of Ruby River Reservoir )" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 8 Miles MT41C003_030 "COTTONWOOD CREEK, headwaters to mouth (Ruby River)" Nitrogen (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 11 Miles MT41C003_040 "EAST FORK RUBY RIVER, headwaters to mouth (Ruby River)" Nitrogen (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 10 Miles MT41C003_040 "EAST FORK RUBY RIVER, headwaters to mouth (Ruby River)" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 10 Miles MT41C003_060 "SWEETWATER CREEK, headwaters to mouth (Ruby River)" "Temperature, water" 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 25 Miles MT41C003_090 "MIDDLE FORK RUBY RIVER, Divide Creek to mouth (Ruby River)" Nitrogen (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 12 Miles MT41C003_090 "MIDDLE FORK RUBY RIVER, Divide Creek to mouth (Ruby River)" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 12 Miles MT41C003_110 "POISON CREEK, headwaters to mouth (Ruby River), T11S R3W S18" Cadmium 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 6 Miles MT41C003_110 "POISON CREEK, headwaters to mouth (Ruby River), T11S R3W S18" Lead 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 6 Miles MT41C003_110 "POISON CREEK, headwaters to mouth (Ruby River), T11S R3W S18" Nitrogen (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 6 Miles MT41C003_110 "POISON CREEK, headwaters to mouth (Ruby River), T11S R3W S18" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 6 Miles MT41C003_120 "BASIN CREEK, headwaters to mouth (Ruby River), T11S R3W S20" Nitrogen (Total) 2006 A-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 5 Miles MT41C003_120 "BASIN CREEK, headwaters to mouth (Ruby River), T11S R3W S20" Phosphorus (Total) 2006 A-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 5 Miles MT41C003_130 "BURNT CREEK, headwaters to mouth (Ruby River), T10S R3W S21" Nitrogen (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 6 Miles MT41C003_130 "BURNT CREEK, headwaters to mouth (Ruby River), T10S R3W S21" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 6 Miles MT41C003_140 "HAWKEYE CREEK, headwaters to mouth (Middle Fork Ruby River)" Phosphorus (Total) 2006 B-1 5 10020003 Ruby Upper Missouri Tribs. Upper Missouri Ruby RIVER 4 Miles MT41D001_010 "BIG HOLE RIVER, Divide Creek to mouth (Jefferson River)" Cadmium 2000 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Lower Big Hole RIVER 49 Miles MT41D001_010 "BIG HOLE RIVER, Divide Creek to mouth (Jefferson River)" Copper 2000 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Lower Big Hole RIVER 49 Miles MT41D001_010 "BIG HOLE RIVER, Divide Creek to mouth (Jefferson River)" Lead 2000 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Lower Big Hole RIVER 49 Miles MT41D001_010 "BIG HOLE RIVER, Divide Creek to mouth (Jefferson River)" Zinc 2000 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Lower Big Hole RIVER 49 Miles MT41D002_020 "CAMP CREEK, headwaters to mouth (Big Hole River)" Arsenic 2006 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Lower Big Hole RIVER 16 Miles MT41D002_070 "SASSMAN GULCH, headwaters to the end of the stream reach in T4S R9W S9" Arsenic 1988 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Lower Big Hole RIVER 4 Miles MT41D002_120 "WICKIUP CREEK, headwaters to mouth (Camp Creek), T2S R8W S1" Bottom Deposits 1994 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Lower Big Hole RIVER 4 Miles MT41D002_120 "WICKIUP CREEK, headwaters to mouth (Camp Creek), T2S R8W S1" Lead 1994 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Lower Big Hole RIVER 4 Miles MT41D002_120 "WICKIUP CREEK, headwaters to mouth (Camp Creek), T2S R8W S1" Mercury 1994 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Lower Big Hole RIVER 4 Miles MT41D002_120 "WICKIUP CREEK, headwaters to mouth (Camp Creek), T2S R8W S1" Phosphorus (Total) 2006 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Lower Big Hole RIVER 4 Miles MT41D002_150 "CHARCOAL CREEK, headwaters to mouth (Big Hole River)" Nitrogen (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 4 Miles MT41D002_150 "CHARCOAL CREEK, headwaters to mouth (Big Hole River)" Phosphorus (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 4 Miles MT41D002_150 "CHARCOAL CREEK, headwaters to mouth (Big Hole River)" Sedimentation/Siltation 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 4 Miles MT41D003_020 "JERRY CREEK, headwaters to mouth (Big Hole River)" Lead 2000 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 13 Miles MT41D003_070 "CALIFORNIA CREEK, headwaters to mouth (French Creek-Deep Creek)" Iron 1992 B-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 8 Miles MT41D003_080 "OREGON CREEK, headwaters to mouth (California Creek-French Creek-Deep Creek)" Lead 2000 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 3 Miles MT41D003_120 "TWELVEMILE CREEK, headwaters to mouth (Deep Creek)" Sedimentation/Siltation 1992 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 9 Miles MT41D003_160 "FISHTRAP CREEK, confluence of West & Middle Forks to mouth (Big Hole River)" Phosphorus (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 6 Miles MT41D003_170 "PINTLAR CREEK, headwaters to mouth (Big Hole River)" "Temperature, water" 2000 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 21 Miles MT41D003_230 "GOLD CREEK, headwaters to mouth (Wise River)" Phosphorus (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 5 Miles MT41D004_020 "MUSSIGBROD CREEK, headwaters to mouth (North Fork Big Hole River)" Lead 2000 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri North Fork Big Hole RIVER 15 Miles MT41D004_030 "JOHNSON CREEK, headwaters to mouth (North Fork Big Hole River)" Nitrogen (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri North Fork Big Hole RIVER 16 Miles MT41D004_040 "SCHULTZ CREEK, headwaters to mouth (Johnson Creek)" Sedimentation/Siltation 1992 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri North Fork Big Hole RIVER 3 Miles MT41D004_060 "TIE CREEK, headwaters to mouth (North Fork Big Hole River)" Nitrogen (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri North Fork Big Hole RIVER 16 Miles MT41D004_090 "JOSEPH CREEK, headwaters to mouth (Trail Creek)" Copper 2002 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri North Fork Big Hole RIVER 7 Miles MT41D004_090 "JOSEPH CREEK, headwaters to mouth (Trail Creek)" Lead 2002 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri North Fork Big Hole RIVER 7 Miles MT41D004_110 "SWAMP CREEK, headwaters to mouth (Big Hole River)" Nitrogen (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 25 Miles MT41D004_110 "SWAMP CREEK, headwaters to mouth (Big Hole River)" Phosphorus (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 25 Miles MT41D004_120 "ROCK CREEK, headwaters to mouth (Big Hole River)" Nitrogen (Total) 2002 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 26 Miles MT41D004_120 "ROCK CREEK, headwaters to mouth (Big Hole River)" Phosphorus (Total) 2002 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 26 Miles MT41D004_150 "GOVERNOR CREEK, headwaters to mouth (Warm Springs Creek)" Copper 2000 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 19 Miles MT41D004_160 "PINE CREEK, headwaters to mouth (Andrus Creek)" Phosphorus (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 5 Miles MT41D004_170 "FOX CREEK, headwaters to mouth (Governor Creek)" Phosphorus (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 7 Miles MT41D004_180 "WARM SPRINGS CREEK, headwaters to mouth (Big Hole River)" Nitrogen (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 20 Miles MT41D004_180 "WARM SPRINGS CREEK, headwaters to mouth (Big Hole River)" Phosphorus (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 20 Miles MT41D004_180 "WARM SPRINGS CREEK, headwaters to mouth (Big Hole River)" Sedimentation/Siltation 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 20 Miles MT41D004_190 "STEEL CREEK, headwaters to mouth (Big Hole River)" Cadmium 2000 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 17 Miles MT41D004_190 "STEEL CREEK, headwaters to mouth (Big Hole River)" Copper 2000 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 17 Miles MT41D004_210 "McVEY CREEK, headwaters to mouth (Big Hole River)" Nitrogen (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 9 Miles MT41D004_210 "McVEY CREEK, headwaters to mouth (Big Hole River)" Phosphorus (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Upper Big Hole RIVER 9 Miles MT41D004_230 "SAWLOG CREEK, headwaters to mouth (Big Hole River)" Phosphorus (Total) 2006 A-1 5 10020004 Big Hole Upper Missouri Tribs. Upper Missouri Middle Big Hole RIVER 5 Miles MT41F001_010 "MADISON RIVER, Ennis Dam to mouth (Missouri River)" Copper 1990 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 41 Miles MT41F001_010 "MADISON RIVER, Ennis Dam to mouth (Missouri River)" Lead 1990 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 41 Miles MT41F001_010 "MADISON RIVER, Ennis Dam to mouth (Missouri River)" Sedimentation/Siltation 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 41 Miles MT41F001_010 "MADISON RIVER, Ennis Dam to mouth (Missouri River)" "Temperature, water" 1990 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 41 Miles MT41F002_020 "ELK CREEK, headwaters to mouth (Madison River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 18 Miles MT41F002_020 "ELK CREEK, headwaters to mouth (Madison River)" Phosphorus (Total) 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 18 Miles MT41F002_020 "ELK CREEK, headwaters to mouth (Madison River)" Sedimentation/Siltation 1992 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 18 Miles MT41F002_020 "ELK CREEK, headwaters to mouth (Madison River)" "Temperature, water" 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 18 Miles MT41F002_020 "ELK CREEK, headwaters to mouth (Madison River)" Turbidity 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 18 Miles MT41F002_030 "HOT SPRINGS CREEK, headwaters to mouth (Madison River)" Arsenic 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 14 Miles MT41F004_010 "BLAINE SPRING CREEK, headwaters to mouth (Madison River)" Nitrogen (Total) 2006 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 9 Miles MT41F004_010 "BLAINE SPRING CREEK, headwaters to mouth (Madison River)" Phosphorus (Total) 2006 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 9 Miles MT41F004_010 "BLAINE SPRING CREEK, headwaters to mouth (Madison River)" Sedimentation/Siltation 2006 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 9 Miles MT41F004_020 "O'DELL SPRING CREEK, headwaters to mouth (Madison River)" Arsenic 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 13 Miles MT41F004_050 "JACK CREEK, headwaters to mouth (Madison River, T5S R1W S23)" Sedimentation/Siltation 1992 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 15 Miles MT41F004_060 "NORTH MEADOW CREEK, headwaters to mouth (Enis Lake)" Phosphorus (Total) 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 19 Miles MT41F004_060 "NORTH MEADOW CREEK, headwaters to mouth (Enis Lake)" Sedimentation/Siltation 1994 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 19 Miles MT41F004_070 "SOUTH MEADOW CREEK, headwaters to mouth (Enis Lake)" Lead 1994 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 13 Miles MT41F004_100 "WEST FORK MADISON RIVER, headwaters to mouth (Madison River)" Arsenic 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 39 Miles MT41F004_100 "WEST FORK MADISON RIVER, headwaters to mouth (Madison River)" Cadmium 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 39 Miles MT41F004_100 "WEST FORK MADISON RIVER, headwaters to mouth (Madison River)" Lead 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 39 Miles MT41F004_100 "WEST FORK MADISON RIVER, headwaters to mouth (Madison River)" "Temperature, water" 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 39 Miles MT41F004_110 "ELK RIVER, headwaters to mouth (West Fork Madison River)" Bottom Deposits 1992 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 16 Miles MT41F004_130 "MOORE CREEK, springs to mouth (Fletcher Channel), T5S R1W S15" Arsenic 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 16 Miles MT41F004_130 "MOORE CREEK, springs to mouth (Fletcher Channel), T5S R1W S15" Escherichia coli 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 16 Miles MT41F004_140 "ANTELOPE CREEK, headwaters to mouth (Cliff Lake)" Sedimentation/Siltation 2006 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 9 Miles MT41F004_150 "BUFORD CREEK, headwaters to confluence with West Fork Madison River" Arsenic 2006 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 4 Miles MT41F004_150 "BUFORD CREEK, headwaters to confluence with West Fork Madison River" Sedimentation/Siltation 1992 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 4 Miles MT41F005_030 ENNIS LAKE Chromium (total) 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison FRESHWATER LAKE 3758 Acres MT41F006_010 "SOUTH FORK MADISON RIVER, headwaters to Hebgen Lake" Arsenic 2000 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 23 Miles MT41F006_020 "RED CANYON CREEK, headwaters to mouth (Hebgen Lake)" Sedimentation/Siltation 1990 B-1 5 10020007 Madison Upper Missouri Tribs. Upper Missouri Madison RIVER 6 Miles MT41G001_011 "JEFFERSON RIVER, headwaters to confluence of Jefferson Slough" Iron 2014 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 41 Miles MT41G001_011 "JEFFERSON RIVER, headwaters to confluence of Jefferson Slough" Lead 1990 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 41 Miles MT41G001_011 "JEFFERSON RIVER, headwaters to confluence of Jefferson Slough" Sedimentation/Siltation 1988 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 41 Miles MT41G001_011 "JEFFERSON RIVER, headwaters to confluence of Jefferson Slough" Solids (Suspended/Bedload) 1988 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 41 Miles MT41G001_011 "JEFFERSON RIVER, headwaters to confluence of Jefferson Slough" "Temperature, water" 2000 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 41 Miles MT41G001_012 "JEFFERSON RIVER, confluence of Jefferson Slough to mouth (Missouri River)" Copper 1990 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 34 Miles MT41G001_012 "JEFFERSON RIVER, confluence of Jefferson Slough to mouth (Missouri River)" Lead 1990 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 34 Miles MT41G001_012 "JEFFERSON RIVER, confluence of Jefferson Slough to mouth (Missouri River)" Sedimentation/Siltation 1988 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 34 Miles MT41G001_012 "JEFFERSON RIVER, confluence of Jefferson Slough to mouth (Missouri River)" Solids (Suspended/Bedload) 1988 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 34 Miles MT41G001_012 "JEFFERSON RIVER, confluence of Jefferson Slough to mouth (Missouri River)" "Temperature, water" 2000 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 34 Miles MT41G002_010 "BIG PIPESTONE CREEK, headwaters to mouth (Jefferson Slough), T1N R4W S11" Arsenic 2014 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 22 Miles MT41G002_010 "BIG PIPESTONE CREEK, headwaters to mouth (Jefferson Slough), T1N R4W S11" Nitrogen (Total) 1990 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 22 Miles MT41G002_010 "BIG PIPESTONE CREEK, headwaters to mouth (Jefferson Slough), T1N R4W S11" Phosphorus (Total) 1990 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 22 Miles MT41G002_010 "BIG PIPESTONE CREEK, headwaters to mouth (Jefferson Slough), T1N R4W S11" "Temperature, water" 2000 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 22 Miles MT41G002_020 "HALFWAY CREEK, headwaters to mouth (Big Pipestone Creek-Jefferson River)" Sedimentation/Siltation 1992 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 8 Miles MT41G002_040 "LITTLE PIPESTONE CREEK, headwaters to mouth (Big Pipestone Creek)" Nitrogen (Total) 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 17 Miles MT41G002_040 "LITTLE PIPESTONE CREEK, headwaters to mouth (Big Pipestone Creek)" Phosphorus (Total) 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 17 Miles MT41G002_050 "NORTH WILLOW CREEK, headwaters to mouth (Willow Creek)" Lead 1992 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 18 Miles MT41G002_050 "NORTH WILLOW CREEK, headwaters to mouth (Willow Creek)" Mercury 1992 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 18 Miles MT41G002_060 "SOUTH BOULDER RIVER, headwaters to mouth (Jefferson River)" Arsenic 2000 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 23 Miles MT41G002_060 "SOUTH BOULDER RIVER, headwaters to mouth (Jefferson River)" Copper 2000 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 23 Miles MT41G002_060 "SOUTH BOULDER RIVER, headwaters to mouth (Jefferson River)" Lead 2000 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 23 Miles MT41G002_060 "SOUTH BOULDER RIVER, headwaters to mouth (Jefferson River)" Mercury 2000 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 23 Miles MT41G002_060 "SOUTH BOULDER RIVER, headwaters to mouth (Jefferson River)" Phosphorus (Total) 2000 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 23 Miles MT41G002_080 "WILLOW CREEK, North and South Fork confluence to mouth (Jefferson River)" "Temperature, water" 2000 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 15 Miles MT41G002_080 "WILLOW CREEK, North and South Fork confluence to mouth (Jefferson River)" Zinc 2000 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 15 Miles MT41G002_090 "NORWEGIAN CREEK, headwaters to mouth (Willow Creek Reservoir)" Arsenic 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 11 Miles MT41G002_090 "NORWEGIAN CREEK, headwaters to mouth (Willow Creek Reservoir)" Nitrogen (Total) 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 11 Miles MT41G002_090 "NORWEGIAN CREEK, headwaters to mouth (Willow Creek Reservoir)" Phosphorus (Total) 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 11 Miles MT41G002_090 "NORWEGIAN CREEK, headwaters to mouth (Willow Creek Reservoir)" Sedimentation/Siltation 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 11 Miles MT41G002_090 "NORWEGIAN CREEK, headwaters to mouth (Willow Creek Reservoir)" "Temperature, water" 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 11 Miles MT41G002_130 "SOUTH WILLOW CREEK, headwaters to mouth (Willow Creek)" Sedimentation/Siltation 1992 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 16 Miles MT41G002_130 "SOUTH WILLOW CREEK, headwaters to mouth (Willow Creek)" Zinc 1992 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 16 Miles MT41G002_140 "LITTLE WHITETAIL CREEK, Whitetail Reservoir to mouth (Whitetail Deer Creek)" Aluminum 2014 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 14 Miles MT41G002_140 "LITTLE WHITETAIL CREEK, Whitetail Reservoir to mouth (Whitetail Deer Creek)" Copper 2014 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 14 Miles MT41G002_140 "LITTLE WHITETAIL CREEK, Whitetail Reservoir to mouth (Whitetail Deer Creek)" Lead 2014 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 14 Miles MT41G002_141 "WHITETAIL DEER CREEK, headwaters to mouth (Jefferson Slough)" Aluminum 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 27 Miles MT41G002_141 "WHITETAIL DEER CREEK, headwaters to mouth (Jefferson Slough)" Ammonia (Un-ionized) 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 27 Miles MT41G002_141 "WHITETAIL DEER CREEK, headwaters to mouth (Jefferson Slough)" Lead 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 27 Miles MT41G002_141 "WHITETAIL DEER CREEK, headwaters to mouth (Jefferson Slough)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1994 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 27 Miles MT41G002_141 "WHITETAIL DEER CREEK, headwaters to mouth (Jefferson Slough)" Nitrogen (Total) 1994 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 27 Miles MT41G002_141 "WHITETAIL DEER CREEK, headwaters to mouth (Jefferson Slough)" Phosphorus (Total) 1994 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 27 Miles MT41G002_150 "CHARCOAL CREEK, headwaters to mouth (Pony Creek)" Sedimentation/Siltation 1994 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Lower Jefferson RIVER 3 Miles MT41G002_160 "FITZ CREEK, headwaters to mouth (Whitetail Deer Creek)" Phosphorus (Total) 2006 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 5 Miles MT41G002_160 "FITZ CREEK, headwaters to mouth (Whitetail Deer Creek)" Sedimentation/Siltation 1996 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 5 Miles MT41G002_170 "JEFFERSON SLOUGH, Jefferson River to the mouth (Jefferson River)" Arsenic 2014 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 19 Miles MT41G002_170 "JEFFERSON SLOUGH, Jefferson River to the mouth (Jefferson River)" Cadmium 2014 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 19 Miles MT41G002_170 "JEFFERSON SLOUGH, Jefferson River to the mouth (Jefferson River)" Copper 2014 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 19 Miles MT41G002_170 "JEFFERSON SLOUGH, Jefferson River to the mouth (Jefferson River)" Zinc 2014 B-1 5 10020005 Jefferson Upper Missouri Tribs. Upper Missouri Upper Jefferson RIVER 19 Miles MT41H003_020 "EAST GALLATIN RIVER, Bridger Creek to Smith Creek" pH 1990 B-1 5 10020008 Gallatin Upper Missouri Tribs. Upper Missouri Lower Gallatin RIVER 26 Miles MT41H003_030 "EAST GALLATIN RIVER, Smith Creek to mouth (Gallatin River)" pH 1990 B-1 5 10020008 Gallatin Upper Missouri Tribs. Upper Missouri Lower Gallatin RIVER 14 Miles MT41H005_010 "STORM CASTLE CREEK, headwaters to the mouth (Gallatin River), T4S R4E S33" Phosphorus (Total) 2000 B-1 5 10020008 Gallatin Upper Missouri Tribs. Upper Missouri Upper Gallatin RIVER 14 Miles MT41H005_020 "TAYLOR FORK, Lee Metcalf Wilderness boundary to mouth (Gallatin River)" Sedimentation/Siltation 2000 B-1 5 10020008 Gallatin Upper Missouri Tribs. Upper Missouri Upper Gallatin RIVER 14 Miles MT41H005_020 "TAYLOR FORK, Lee Metcalf Wilderness boundary to mouth (Gallatin River)" Solids (Suspended/Bedload) 2000 B-1 5 10020008 Gallatin Upper Missouri Tribs. Upper Missouri Upper Gallatin RIVER 14 Miles MT41H005_030 "CACHE CREEK, headwaters to mouth (Taylor Fork)" Sedimentation/Siltation 1988 B-1 5 10020008 Gallatin Upper Missouri Tribs. Upper Missouri Upper Gallatin RIVER 5 Miles MT41H005_030 "CACHE CREEK, headwaters to mouth (Taylor Fork)" Solids (Suspended/Bedload) 1988 B-1 5 10020008 Gallatin Upper Missouri Tribs. Upper Missouri Upper Gallatin RIVER 5 Miles MT41H005_040 "WEST FORK GALLATIN RIVER, confluence Middle and North Forks to mouth (Gallatin River)" Phosphorus (Total) 2000 B-1 5 10020008 Gallatin Upper Missouri Tribs. Upper Missouri Upper Gallatin RIVER 4 Miles MT41H005_060 "SOUTH FORK WEST FORK GALLATIN RIVER, headwaters to mouth (West Fork Gallatin River)" Phosphorus (Total) 2000 B-1 5 10020008 Gallatin Upper Missouri Tribs. Upper Missouri Upper Gallatin RIVER 15 Miles MT41I001_011 "MISSOURI RIVER, headwaters to Toston Dam" Arsenic 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River RIVER 22 Miles MT41I001_011 "MISSOURI RIVER, headwaters to Toston Dam" Nitrogen (Total) 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River RIVER 22 Miles MT41I001_011 "MISSOURI RIVER, headwaters to Toston Dam" Sedimentation/Siltation 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River RIVER 22 Miles MT41I001_012 "MISSOURI RIVER, Toston Dam to Canyon Ferry Reservoir" Cadmium 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River RIVER 23 Miles MT41I001_012 "MISSOURI RIVER, Toston Dam to Canyon Ferry Reservoir" Copper 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River RIVER 23 Miles MT41I001_012 "MISSOURI RIVER, Toston Dam to Canyon Ferry Reservoir" Lead 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River RIVER 23 Miles MT41I001_012 "MISSOURI RIVER, Toston Dam to Canyon Ferry Reservoir" Sedimentation/Siltation 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River RIVER 23 Miles MT41I002_020 "BATTLE CREEK, headwaters to mouth (Sixteenmile Creek)" Phosphorus (Total) 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 23 Miles MT41I002_020 "BATTLE CREEK, headwaters to mouth (Sixteenmile Creek)" Sedimentation/Siltation 1990 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 23 Miles MT41I002_020 "BATTLE CREEK, headwaters to mouth (Sixteenmile Creek)" "Temperature, water" 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 23 Miles MT41I002_030 "BEAVER CREEK, headwaters to mouth (Canyon Ferry Reservoir)" Cadmium 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 15 Miles MT41I002_030 "BEAVER CREEK, headwaters to mouth (Canyon Ferry Reservoir)" Chromium (total) 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 15 Miles MT41I002_030 "BEAVER CREEK, headwaters to mouth (Canyon Ferry Reservoir)" Lead 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 15 Miles MT41I002_030 "BEAVER CREEK, headwaters to mouth (Canyon Ferry Reservoir)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 15 Miles MT41I002_030 "BEAVER CREEK, headwaters to mouth (Canyon Ferry Reservoir)" Phosphorus (Total) 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 15 Miles MT41I002_030 "BEAVER CREEK, headwaters to mouth (Canyon Ferry Reservoir)" Silver 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 15 Miles MT41I002_030 "BEAVER CREEK, headwaters to mouth (Canyon Ferry Reservoir)" Zinc 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 15 Miles MT41I002_041 "CONFEDERATE GULCH, headwaters to Hunter Gulch" Cadmium 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 10 Miles MT41I002_041 "CONFEDERATE GULCH, headwaters to Hunter Gulch" Nitrate/Nitrite (Nitrite + Nitrate as N) 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 10 Miles MT41I002_042 "CONFEDERATE GULCH, Hunter Gulch to mouth (Canyon Ferry Reservoir)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 5 Miles MT41I002_042 "CONFEDERATE GULCH, Hunter Gulch to mouth (Canyon Ferry Reservoir)" Phosphorus (Total) 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 5 Miles MT41I002_050 "CROW CREEK, National Forest boundary to mouth (Missouri River)" Nitrogen (Total) 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 16 Miles MT41I002_050 "CROW CREEK, National Forest boundary to mouth (Missouri River)" Phosphorus (Total) 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 16 Miles MT41I002_050 "CROW CREEK, National Forest boundary to mouth (Missouri River)" Sedimentation/Siltation 1996 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 16 Miles MT41I002_060 "CROW CREEK, Crow Creek Falls to National Forest boundary" Copper 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 10 Miles MT41I002_060 "CROW CREEK, Crow Creek Falls to National Forest boundary" Lead 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 10 Miles MT41I002_080 "DRY CREEK, headwaters to mouth (Missouri River)" Phosphorus (Total) 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 22 Miles MT41I002_080 "DRY CREEK, headwaters to mouth (Missouri River)" Sedimentation/Siltation 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 22 Miles MT41I002_080 "DRY CREEK, headwaters to mouth (Missouri River)" "Temperature, water" 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 22 Miles MT41I002_090 "HELLGATE GULCH, headwaters to mouth (Canyon Ferry Reservoir)" Mercury 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 12 Miles MT41I002_100 "INDIAN CREEK, headwaters to mouth (Missouri River)" Arsenic 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 8 Miles MT41I002_100 "INDIAN CREEK, headwaters to mouth (Missouri River)" Cadmium 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 8 Miles MT41I002_100 "INDIAN CREEK, headwaters to mouth (Missouri River)" Lead 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 8 Miles MT41I002_100 "INDIAN CREEK, headwaters to mouth (Missouri River)" Mercury 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 8 Miles MT41I002_110 "MAGPIE CREEK, headwaters to mouth (Canyon Ferry Reservoir)" Nitrogen (Total) 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 13 Miles MT41I002_110 "MAGPIE CREEK, headwaters to mouth (Canyon Ferry Reservoir)" Sedimentation/Siltation 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 13 Miles MT41I002_120 "SIXTEENMILE CREEK, Lost Creek to mouth (Missouri River)" Nitrogen (Total) 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 50 Miles MT41I002_120 "SIXTEENMILE CREEK, Lost Creek to mouth (Missouri River)" Phosphorus (Total) 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 50 Miles MT41I002_120 "SIXTEENMILE CREEK, Lost Creek to mouth (Missouri River)" Sedimentation/Siltation 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 50 Miles MT41I002_130 "WHITE GULCH, headwaters to mouth (Canyon Ferry Reservoir)" Sedimentation/Siltation 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 13 Miles MT41I002_140 "WILSON CREEK, 3.3 miles upstream to mouth (Crow Creek)" Mercury 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 3 Miles MT41I002_150 "CAVE GULCH, headwaters to mouth (Canyon Ferry Reservoir)" Nitrogen (Total) 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 6 Miles MT41I002_150 "CAVE GULCH, headwaters to mouth (Canyon Ferry Reservoir)" Phosphorus (Total) 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 6 Miles MT41I002_150 "CAVE GULCH, headwaters to mouth (Canyon Ferry Reservoir)" Sedimentation/Siltation 1992 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 6 Miles MT41I002_170 "EAST FORK INDIAN CREEK, headwaters to mouth (Indian Creek)" Arsenic 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 6 Miles MT41I002_170 "EAST FORK INDIAN CREEK, headwaters to mouth (Indian Creek)" Cadmium 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 6 Miles MT41I002_170 "EAST FORK INDIAN CREEK, headwaters to mouth (Indian Creek)" Lead 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 6 Miles MT41I002_170 "EAST FORK INDIAN CREEK, headwaters to mouth (Indian Creek)" Mercury 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 6 Miles MT41I003_010 CANYON FERRY RESERVOIR Ammonia (Un-ionized) 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 32810 Acres MT41I003_010 CANYON FERRY RESERVOIR Arsenic 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 32810 Acres MT41I003_010 CANYON FERRY RESERVOIR Thallium 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 32810 Acres MT41I004_030 "MISSOURI RIVER, Holter Dam to Little Prickly Pear Creek" Nitrogen (Total) 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River RIVER 3 Miles MT41I004_030 "MISSOURI RIVER, Holter Dam to Little Prickly Pear Creek" Phosphorus (Total) 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River RIVER 3 Miles MT41I004_030 "MISSOURI RIVER, Holter Dam to Little Prickly Pear Creek" Sedimentation/Siltation 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River RIVER 3 Miles MT41I005_011 "BEAVER CREEK, headwaters to confluence of Bridge Creek" Sedimentation/Siltation 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Holter RIVER 14 Miles MT41I005_012 "BEAVER CREEK, Nelson to mouth (Missouri River below Hauser Dam)" Sedimentation/Siltation 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Holter RIVER 6 Miles MT41I005_020 "TROUT CREEK, headwaters to mouth (Hauser Lake)" Sedimentation/Siltation 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Canyon Ferry RIVER 21 Miles MT41I005_040 "VIRGINIA CREEK, headwaters to mouth (Canyon Creek)" Lead 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Holter RIVER 8 Miles MT41I005_051 "LITTLE PRICKLY PEAR CREEK, North and South Forks to Clark Creek" Sedimentation/Siltation 1988 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Holter RIVER 24 Miles MT41I005_051 "LITTLE PRICKLY PEAR CREEK, North and South Forks to Clark Creek" "Temperature, water" 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Holter RIVER 24 Miles MT41I005_052 "LITTLE PRICKLY PEAR CREEK, Clark Creek to mouth (Missouri River)" "Temperature, water" 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Holter RIVER 10 Miles MT41I005_080 "WOODSIDING GULCH, headwaters to mouth (Little Prickly Pear Creek), T13N R4W S33" Phosphorus (Total) 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Holter RIVER 2 Miles MT41I006_020 "PRICKLY PEAR CREEK, Helena WWTP Discharge Ditch to Lake Helena" Ammonia (Un-ionized) 1990 I 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Lake Helena RIVER 4 Miles MT41I006_020 "PRICKLY PEAR CREEK, Helena WWTP Discharge Ditch to Lake Helena" "Temperature, water" 2000 I 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Lake Helena RIVER 4 Miles MT41I006_030 "PRICKLY PEAR CREEK, Highway 433 (Wylie Dr.) Crossing to Helena WWTP Discharge" Ammonia (Un-ionized) 2006 I 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Lake Helena RIVER 7 Miles MT41I006_030 "PRICKLY PEAR CREEK, Highway 433 (Wylie Dr.) Crossing to Helena WWTP Discharge" "Temperature, water" 2000 I 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Lake Helena RIVER 7 Miles MT41I006_090 "CORBIN CREEK, headwaters to mouth (Spring Creek)" "Temperature, water" 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Lake Helena RIVER 3 Miles MT41I006_141 "TENMILE CREEK, headwaters to confluence of Spring Creek" Sedimentation/Siltation 1988 A-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Lake Helena RIVER 7 Miles MT41I006_150 "SILVER CREEK, headwaters to T11N R4W S30 / S31 to Lake Helena" DDE 1992 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Lake Helena RIVER 22 Miles MT41I006_180 "NORTH FORK WARM SPRINGS CREEK, headwaters to mouth (Warmsprings Creek)" Organic Enrichment (Sewage) Biological Indicators 2002 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Lake Helena RIVER 3 Miles MT41I006_210 "JENNIES FORK, headwaters to mouth (Silver Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Lake Helena RIVER 1 Miles MT41I006_210 "JENNIES FORK, headwaters to mouth (Silver Creek)" Phosphorus (Total) 2006 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Lake Helena RIVER 1 Miles MT41I007_020 HOLTER LAKE Mercury 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 4358 Acres MT41I007_040 HAUSER LAKE Arsenic 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 3190 Acres MT41I007_040 HAUSER LAKE DDT 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 3190 Acres MT41I007_040 HAUSER LAKE Endosulfan sulfate 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 3190 Acres MT41I007_040 HAUSER LAKE Endrin aldehyde 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 3190 Acres MT41I007_040 HAUSER LAKE Mercury 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 3190 Acres MT41I007_040 HAUSER LAKE Nitrate/Nitrite (Nitrite + Nitrate as N) 2010 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 3190 Acres MT41I007_040 HAUSER LAKE "Oxygen, Dissolved" 2000 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 3190 Acres MT41I007_040 HAUSER LAKE Phosphorus (Total) 2010 B-1 5 10030101 Upper Missouri Missouri-Sun-Smith Upper Missouri Missouri River FRESHWATER LAKE 3190 Acres MT41J001_010 "SMITH RIVER, North and South Forks to Hound Creek" Escherichia coli 2000 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 98 Miles MT41J001_010 "SMITH RIVER, North and South Forks to Hound Creek" Phosphorus (Total) 2000 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 98 Miles MT41J001_020 "SMITH RIVER, Hound Creek to mouth (Missouri River)" Phosphorus (Total) 2000 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 24 Miles MT41J001_020 "SMITH RIVER, Hound Creek to mouth (Missouri River)" "Temperature, water" 1988 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 24 Miles MT41J002_011 "NORTH FORK SMITH RIVER, Lake Sutherlin to mouth (Smith River), T9N R6E S21" Escherichia coli 2000 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 23 Miles MT41J002_011 "NORTH FORK SMITH RIVER, Lake Sutherlin to mouth (Smith River), T9N R6E S21" Nitrogen (Total) 2000 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 23 Miles MT41J002_011 "NORTH FORK SMITH RIVER, Lake Sutherlin to mouth (Smith River), T9N R6E S21" Phosphorus (Total) 2000 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 23 Miles MT41J002_020 "HOUND CREEK, Spring Creek to mouth (Smith River)" Nitrogen (Total) 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 7 Miles MT41J002_030 "SHEEP CREEK, headwaters to mouth (Smith River)" Aluminum 2012 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 41 Miles MT41J002_030 "SHEEP CREEK, headwaters to mouth (Smith River)" Escherichia coli 2000 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 41 Miles MT41J002_030 "SHEEP CREEK, headwaters to mouth (Smith River)" Iron 2012 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 41 Miles MT41J002_040 "BEAVER CREEK, headwaters to mouth (Smith River)" Nitrogen (Total) 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 21 Miles MT41J002_040 "BEAVER CREEK, headwaters to mouth (Smith River)" Phosphorus (Total) 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 21 Miles MT41J002_040 "BEAVER CREEK, headwaters to mouth (Smith River)" Sedimentation/Siltation 1990 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 21 Miles MT41J002_050 "BENTON GULCH, headwaters to mouth (Smith River)" Escherichia coli 2000 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 13 Miles MT41J002_060 "ELK CREEK, headwaters to mouth (Camas Creek)" Nitrogen (Total) 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 10 Miles MT41J002_060 "ELK CREEK, headwaters to mouth (Camas Creek)" Phosphorus (Total) 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 10 Miles MT41J002_060 "ELK CREEK, headwaters to mouth (Camas Creek)" Sedimentation/Siltation 1990 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 10 Miles MT41J002_060 "ELK CREEK, headwaters to mouth (Camas Creek)" "Temperature, water" 1988 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 10 Miles MT41J002_070 "THOMPSON GULCH, headwaters to mouth (Smith River)" Nitrogen (Total) 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 11 Miles MT41J002_070 "THOMPSON GULCH, headwaters to mouth (Smith River)" Sedimentation/Siltation 1988 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 11 Miles MT41J002_081 "NEWLAN CREEK, Newlan Reservoir to mouth (Smith River)" Escherichia coli 2010 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 9 Miles MT41J002_081 "NEWLAN CREEK, Newlan Reservoir to mouth (Smith River)" Sedimentation/Siltation 1988 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 9 Miles MT41J002_081 "NEWLAN CREEK, Newlan Reservoir to mouth (Smith River)" "Temperature, water" 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 9 Miles MT41J002_082 "NEWLAN CREEK, headwaters to Newlan Reservoir" Cadmium 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 13 Miles MT41J002_082 "NEWLAN CREEK, headwaters to Newlan Reservoir" Nitrogen (Total) 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 13 Miles MT41J002_082 "NEWLAN CREEK, headwaters to Newlan Reservoir" Phosphorus (Total) 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 13 Miles MT41J002_082 "NEWLAN CREEK, headwaters to Newlan Reservoir" Sedimentation/Siltation 1988 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 13 Miles MT41J002_082 "NEWLAN CREEK, headwaters to Newlan Reservoir" Solids (Suspended/Bedload) 1990 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 13 Miles MT41J002_100 "LITTLE CAMAS CREEK, headwaters to mouth (Camas Creek)" Nitrogen (Total) 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 4 Miles MT41J002_100 "LITTLE CAMAS CREEK, headwaters to mouth (Camas Creek)" "Temperature, water" 1990 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 4 Miles MT41J002_110 "CAMAS CREEK, junction of Big and Little Camas Creeks to mouth (Smith River)" Escherichia coli 2000 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 14 Miles MT41J002_120 "MOOSE CREEK, headwaters to mouth (Sheep Creek)" Nitrogen (Total) 2006 B-1 5 10030103 Smith Missouri-Sun-Smith Upper Missouri Smith RIVER 12 Miles MT41K002_040 "HUBER COULEE, headwaters to mouth (Sun River Valley Ditch)" Escherichia coli 2012 B-1 5 10030104 Sun Missouri-Sun-Smith Upper Missouri Sun RIVER 4 Miles MT41K004_030 FREEZEOUT LAKE Phosphorus (Total) 2000 B-2 5 10030205 Teton Marias Lower Missouri Sun FRESHWATER LAKE 3013 Acres MT41L001_010 "OLD MAIDS COULEE, headwaters to mouth (Cutbank Creek)" Ammonia (Total) 1990 B-1 5 10030202 Cut Bank Marias Lower Missouri Cut Bank - Two Medicine RIVER 18 Miles MT41L001_010 "OLD MAIDS COULEE, headwaters to mouth (Cutbank Creek)" Chloride 1990 B-1 5 10030202 Cut Bank Marias Lower Missouri Cut Bank - Two Medicine RIVER 18 Miles MT41L001_010 "OLD MAIDS COULEE, headwaters to mouth (Cutbank Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 B-1 5 10030202 Cut Bank Marias Lower Missouri Cut Bank - Two Medicine RIVER 18 Miles MT41L001_010 "OLD MAIDS COULEE, headwaters to mouth (Cutbank Creek)" Phosphorus (Total) 1990 B-1 5 10030202 Cut Bank Marias Lower Missouri Cut Bank - Two Medicine RIVER 18 Miles MT41L001_010 "OLD MAIDS COULEE, headwaters to mouth (Cutbank Creek)" Specific Conductance 1990 B-1 5 10030202 Cut Bank Marias Lower Missouri Cut Bank - Two Medicine RIVER 18 Miles MT41L001_010 "OLD MAIDS COULEE, headwaters to mouth (Cutbank Creek)" Total Dissolved Solids 1990 B-1 5 10030202 Cut Bank Marias Lower Missouri Cut Bank - Two Medicine RIVER 18 Miles MT41L001_040 "CUT BANK CREEK, Blackfeet Reservation boundary to mouth (Marias River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1988 B-2 5 10030202 Cut Bank Marias Lower Missouri Cut Bank - Two Medicine RIVER 21 Miles MT41L001_040 "CUT BANK CREEK, Blackfeet Reservation boundary to mouth (Marias River)" "Temperature, water" 1990 B-2 5 10030202 Cut Bank Marias Lower Missouri Cut Bank - Two Medicine RIVER 21 Miles MT41M002_080 "BIRCH CREEK, Blacktail Creek to mouth (Two Medicine River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10030201 Two Medicine Marias Lower Missouri Cut Bank - Two Medicine RIVER 37 Miles MT41M002_110 "DUPUYER CREEK, confluence of South Fork Dupuyer Creek and Middle Fork Dupuyer Creek to the mouth (Birch Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10030201 Two Medicine Marias Lower Missouri Cut Bank - Two Medicine RIVER 39 Miles MT41M002_110 "DUPUYER CREEK, confluence of South Fork Dupuyer Creek and Middle Fork Dupuyer Creek to the mouth (Birch Creek)" Sedimentation/Siltation 2006 B-1 5 10030201 Two Medicine Marias Lower Missouri Cut Bank - Two Medicine RIVER 39 Miles MT41M002_110 "DUPUYER CREEK, confluence of South Fork Dupuyer Creek and Middle Fork Dupuyer Creek to the mouth (Birch Creek)" "Temperature, water" 1992 B-1 5 10030201 Two Medicine Marias Lower Missouri Cut Bank - Two Medicine RIVER 39 Miles MT41P002_030 "PONDERA COULEE, headwaters to mouth (Marias River)" Salinity 1988 B-2 5 10030203 Marias Marias Lower Missouri Marias - Willow RIVER 136 Miles MT41P002_050 "CORRAL CREEK, headwaters to mouth (Cottonwood Creek)" Phosphorus (Total) 2000 B-2 5 10030203 Marias Marias Lower Missouri Marias - Willow RIVER 23 Miles MT41P004_020 "EAGLE CREEK, headwaters to mouth (Lake Elwell (Tiber Reservoir))" Nitrogen (Total) 2000 B-2 5 10030204 Willow Marias Lower Missouri Marias - Willow RIVER 53 Miles MT41P004_020 "EAGLE CREEK, headwaters to mouth (Lake Elwell (Tiber Reservoir))" Phosphorus (Total) 2000 B-2 5 10030204 Willow Marias Lower Missouri Marias - Willow RIVER 53 Miles MT41P005_010 OILMONT WETLAND Arsenic 2000 B-2 5 10030204 Willow Marias Lower Missouri Marias - Willow FRESHWATER LAKE 21 Acres MT41Q001_011 "MISSOURI RIVER, Sun River to Rainbow Dam" Chromium (total) 1992 B-2 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 7 Miles MT41Q001_011 "MISSOURI RIVER, Sun River to Rainbow Dam" Mercury 1992 B-2 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 7 Miles MT41Q001_011 "MISSOURI RIVER, Sun River to Rainbow Dam" Polychlorinated biphenyls 2012 B-2 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 7 Miles MT41Q001_011 "MISSOURI RIVER, Sun River to Rainbow Dam" Sedimentation/Siltation 1988 B-2 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 7 Miles MT41Q001_011 "MISSOURI RIVER, Sun River to Rainbow Dam" Selenium 1992 B-2 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 7 Miles MT41Q001_011 "MISSOURI RIVER, Sun River to Rainbow Dam" Solids (Suspended/Bedload) 1988 B-2 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 7 Miles MT41Q001_011 "MISSOURI RIVER, Sun River to Rainbow Dam" Turbidity 2000 B-2 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 7 Miles MT41Q001_013 "MISSOURI RIVER, Rainbow Dam to Morony Dam" Arsenic 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 9 Miles MT41Q001_013 "MISSOURI RIVER, Rainbow Dam to Morony Dam" Copper 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 9 Miles MT41Q001_013 "MISSOURI RIVER, Rainbow Dam to Morony Dam" Polychlorinated biphenyls 2012 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 9 Miles MT41Q001_013 "MISSOURI RIVER, Rainbow Dam to Morony Dam" Sedimentation/Siltation 1988 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 9 Miles MT41Q001_013 "MISSOURI RIVER, Rainbow Dam to Morony Dam" "Temperature, water" 2000 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 9 Miles MT41Q001_013 "MISSOURI RIVER, Rainbow Dam to Morony Dam" Turbidity 2000 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 9 Miles MT41Q001_014 "MISSOURI RIVER, Morony Dam to Marias River" Aluminum 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 55 Miles MT41Q001_014 "MISSOURI RIVER, Morony Dam to Marias River" Arsenic 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 55 Miles MT41Q001_014 "MISSOURI RIVER, Morony Dam to Marias River" Cadmium 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 55 Miles MT41Q001_014 "MISSOURI RIVER, Morony Dam to Marias River" Copper 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 55 Miles MT41Q001_014 "MISSOURI RIVER, Morony Dam to Marias River" Iron 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 55 Miles MT41Q001_014 "MISSOURI RIVER, Morony Dam to Marias River" Lead 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 55 Miles MT41Q001_014 "MISSOURI RIVER, Morony Dam to Marias River" Nitrogen (Total) 1988 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 55 Miles MT41Q001_014 "MISSOURI RIVER, Morony Dam to Marias River" Phosphorus (Total) 1988 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 55 Miles MT41Q001_014 "MISSOURI RIVER, Morony Dam to Marias River" Sedimentation/Siltation 1988 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 55 Miles MT41Q001_014 "MISSOURI RIVER, Morony Dam to Marias River" Zinc 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 55 Miles MT41Q001_021 "MISSOURI RIVER, Little Prickly Pear Creek to Sheep Creek" Arsenic 1992 B-1 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 21 Miles MT41Q001_021 "MISSOURI RIVER, Little Prickly Pear Creek to Sheep Creek" Nitrogen (Total) 1988 B-1 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 21 Miles MT41Q001_021 "MISSOURI RIVER, Little Prickly Pear Creek to Sheep Creek" Sedimentation/Siltation 1988 B-1 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 21 Miles MT41Q001_022 "MISSOURI RIVER, Sheep Creek to Sun River" Sedimentation/Siltation 1988 B-1 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri River RIVER 65 Miles MT41Q002_010 "LAKE CREEK, headwaters to mouth (Benton Lake)" Cadmium 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Benton Lake RIVER 19 Miles MT41Q002_010 "LAKE CREEK, headwaters to mouth (Benton Lake)" Salinity 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Benton Lake RIVER 19 Miles MT41Q002_010 "LAKE CREEK, headwaters to mouth (Benton Lake)" Sedimentation/Siltation 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Benton Lake RIVER 19 Miles MT41Q002_010 "LAKE CREEK, headwaters to mouth (Benton Lake)" Selenium 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Benton Lake RIVER 19 Miles MT41Q002_010 "LAKE CREEK, headwaters to mouth (Benton Lake)" Zinc 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Benton Lake RIVER 19 Miles MT41Q002_030 "NUMBER FIVE COULEE, headwaters to mouth (Cottonwood Creek)" Lead 1988 B-1 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri Cascade RIVER 14 Miles MT41Q002_040 "SAND COULEE CREEK, confluence with Cottonwood Creek to the mouth (Missouri River)" Lead 1988 B-1 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri Cascade RIVER 19 Miles MT41Q002_040 "SAND COULEE CREEK, confluence with Cottonwood Creek to the mouth (Missouri River)" Salinity 2000 B-1 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri Cascade RIVER 19 Miles MT41Q002_040 "SAND COULEE CREEK, confluence with Cottonwood Creek to the mouth (Missouri River)" Zinc 1988 B-1 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri Cascade RIVER 19 Miles MT41Q002_050 "BOX ELDER CREEK, Spring Creek to mouth (Missouri River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri Choteau RIVER 17 Miles MT41Q002_050 "BOX ELDER CREEK, Spring Creek to mouth (Missouri River)" Sedimentation/Siltation 1992 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Missouri Choteau RIVER 17 Miles MT41Q003_010 "DEARBORN RIVER, Falls Creek to mouth (Missouri River)" "Temperature, water" 1990 B-1 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Dearborn RIVER 48 Miles MT41Q005_020 BENTON LAKE Nitrogen (Total) 2000 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Benton Lake FRESHWATER LAKE 5345 Acres MT41Q005_020 BENTON LAKE Salinity 2006 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Benton Lake FRESHWATER LAKE 5345 Acres MT41Q005_020 BENTON LAKE Selenium 2000 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Benton Lake FRESHWATER LAKE 5345 Acres MT41Q005_020 BENTON LAKE Sulfates 2000 B-3 5 10030102 Upper Missouri-Dearborn Missouri-Sun-Smith Upper Missouri Benton Lake FRESHWATER LAKE 5345 Acres MT41R001_010 "COFFEE CREEK, headwaters to mouth (Arrow Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 C-3 5 10040102 Arrow Middle Missouri Lower Missouri Judith - Arrow RIVER 52 Miles MT41R001_010 "COFFEE CREEK, headwaters to mouth (Arrow Creek)" Selenium 2006 C-3 5 10040102 Arrow Middle Missouri Lower Missouri Judith - Arrow RIVER 52 Miles MT41R001_010 "COFFEE CREEK, headwaters to mouth (Arrow Creek)" Total Dissolved Solids 2006 C-3 5 10040102 Arrow Middle Missouri Lower Missouri Judith - Arrow RIVER 52 Miles MT41R001_020 "ARROW CREEK, Surprise Creek to mouth (Missouri River)" Iron 2006 C-3 5 10040102 Arrow Middle Missouri Lower Missouri Judith - Arrow RIVER 70 Miles MT41S001_020 "JUDITH RIVER, Ross Fork to Big Spring Creek" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 B-1 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 16 Miles MT41S001_020 "JUDITH RIVER, Ross Fork to Big Spring Creek" Sedimentation/Siltation 1988 B-1 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 16 Miles MT41S002_010 "DRY WOLF CREEK, headwaters to mouth (Wolf Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 35 Miles MT41S002_010 "DRY WOLF CREEK, headwaters to mouth (Wolf Creek)" Nitrogen (Total) 1990 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 35 Miles MT41S002_010 "DRY WOLF CREEK, headwaters to mouth (Wolf Creek)" Phosphorus (Total) 1990 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 35 Miles MT41S002_010 "DRY WOLF CREEK, headwaters to mouth (Wolf Creek)" Salinity 1988 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 35 Miles MT41S002_020 "WOLF CREEK, Dry Wolf Creek to mouth (Judith River)" Iron 2006 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 45 Miles MT41S002_020 "WOLF CREEK, Dry Wolf Creek to mouth (Judith River)" Selenium 2006 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 45 Miles MT41S002_020 "WOLF CREEK, Dry Wolf Creek to mouth (Judith River)" Total Dissolved Solids 1992 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 45 Miles MT41S002_030 "WARM SPRING CREEK, 5 miles upstream to mouth (Judith River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2000 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 11 Miles MT41S002_030 "WARM SPRING CREEK, 5 miles upstream to mouth (Judith River)" Nitrogen (Total) 2000 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 11 Miles MT41S002_030 "WARM SPRING CREEK, 5 miles upstream to mouth (Judith River)" Phosphorus (Total) 2000 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 11 Miles MT41S002_030 "WARM SPRING CREEK, 5 miles upstream to mouth (Judith River)" Sedimentation/Siltation 1988 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 11 Miles MT41S002_050 "SAGE CREEK, headwaters to mouth (Judith River)" Iron 2006 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 70 Miles MT41S002_050 "SAGE CREEK, headwaters to mouth (Judith River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 70 Miles MT41S002_050 "SAGE CREEK, headwaters to mouth (Judith River)" Nitrogen (Total) 2006 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 70 Miles MT41S002_070 "ROSS FORK JUDITH RIVER, headwaters to mouth (Judith River)" "BOD, Biochemical oxygen demand" 2006 B-1 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 64 Miles MT41S002_070 "ROSS FORK JUDITH RIVER, headwaters to mouth (Judith River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 64 Miles MT41S002_070 "ROSS FORK JUDITH RIVER, headwaters to mouth (Judith River)" Sedimentation/Siltation 1988 B-1 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 64 Miles MT41S002_080 "SOUTH FORK JUDITH RIVER, headwaters to mouth" Sedimentation/Siltation 1992 B-1 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 21 Miles MT41S002_100 "LAST CHANCE CREEK, headwaters to mouth (Moccasin Creek)" Cyanide 2004 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 6 Miles MT41S002_100 "LAST CHANCE CREEK, headwaters to mouth (Moccasin Creek)" Iron 2004 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 6 Miles MT41S002_100 "LAST CHANCE CREEK, headwaters to mouth (Moccasin Creek)" Selenium 2004 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 6 Miles MT41S002_100 "LAST CHANCE CREEK, headwaters to mouth (Moccasin Creek)" Thallium 2004 C-3 5 10040103 Judith Middle Missouri Lower Missouri Judith - Arrow RIVER 6 Miles MT41S004_040 "CASINO CREEK, headwaters to mouth (Big Spring Creek)" Nitrogen (Total) 1992 B-1 5 10040103 Judith Middle Missouri Lower Missouri Big Springs RIVER 14 Miles MT41S004_040 "CASINO CREEK, headwaters to mouth (Big Spring Creek)" Phosphorus (Total) 1992 B-1 5 10040103 Judith Middle Missouri Lower Missouri Big Springs RIVER 14 Miles MT41S004_052 "COTTONWOOD CREEK, county road at T14N R18E S18 to mouth (Big Spring Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1992 B-1 5 10040103 Judith Middle Missouri Lower Missouri Big Springs RIVER 20 Miles MT41S004_052 "COTTONWOOD CREEK, county road at T14N R18E S18 to mouth (Big Spring Creek)" Nitrogen (Total) 1992 B-1 5 10040103 Judith Middle Missouri Lower Missouri Big Springs RIVER 20 Miles MT41S004_052 "COTTONWOOD CREEK, county road at T14N R18E S18 to mouth (Big Spring Creek)" "Oxygen, Dissolved" 1992 B-1 5 10040103 Judith Middle Missouri Lower Missouri Big Springs RIVER 20 Miles MT41S004_052 "COTTONWOOD CREEK, county road at T14N R18E S18 to mouth (Big Spring Creek)" Phosphorus (Total) 1992 B-1 5 10040103 Judith Middle Missouri Lower Missouri Big Springs RIVER 20 Miles MT41S004_052 "COTTONWOOD CREEK, county road at T14N R18E S18 to mouth (Big Spring Creek)" Sedimentation/Siltation 1992 B-1 5 10040103 Judith Middle Missouri Lower Missouri Big Springs RIVER 20 Miles MT41S004_052 "COTTONWOOD CREEK, county road at T14N R18E S18 to mouth (Big Spring Creek)" Total Kjehldahl Nitrogen (TKN) 1992 B-1 5 10040103 Judith Middle Missouri Lower Missouri Big Springs RIVER 20 Miles MT41T001_010 "MISSOURI RIVER, the Marias River to Bullwhacker Creek" Copper 2000 B-3 5 10040101 Bullwhacker-Dog Middle Missouri Lower Missouri Missouri River RIVER 102 Miles MT41T001_010 "MISSOURI RIVER, the Marias River to Bullwhacker Creek" Lead 2000 B-3 5 10040101 Bullwhacker-Dog Middle Missouri Lower Missouri Missouri River RIVER 102 Miles MT41T002_020 "DOG CREEK, Cutbank Creek to mouth (Missouri River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2004 C-3 5 10040101 Bullwhacker-Dog Middle Missouri Lower Missouri Bullwhacker - Dog RIVER 26 Miles MT41T002_020 "DOG CREEK, Cutbank Creek to mouth (Missouri River)" Sedimentation/Siltation 2004 C-3 5 10040101 Bullwhacker-Dog Middle Missouri Lower Missouri Bullwhacker - Dog RIVER 26 Miles MT41U001_011 "BELT CREEK, headwaters to Big Otter Creek" Chromium (total) 1988 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 51 Miles MT41U001_011 "BELT CREEK, headwaters to Big Otter Creek" Salinity 2006 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 51 Miles MT41U001_011 "BELT CREEK, headwaters to Big Otter Creek" Sedimentation/Siltation 1988 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 51 Miles MT41U001_012 "BELT CREEK, Big Otter Creek to mouth (Missouri River)" Chromium (total) 1988 B-2 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 39 Miles MT41U001_012 "BELT CREEK, Big Otter Creek to mouth (Missouri River)" Copper 1988 B-2 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 39 Miles MT41U001_012 "BELT CREEK, Big Otter Creek to mouth (Missouri River)" Sedimentation/Siltation 1988 B-2 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 39 Miles MT41U002_010 "CARPENTER CREEK, headwaters to mouth (Belt Creek)" Mercury 1988 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 6 Miles MT41U002_020 "GALENA CREEK, headwaters to mouth (Dry Fork Belt Creek)" Antimony 1988 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 3 Miles MT41U002_030 "DRY FORK BELT CREEK, headwaters to mouth (Belt Creek)" Sedimentation/Siltation 2000 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 19 Miles MT41U002_040 "LITTLE BELT CREEK, three miles upstream to mouth (Belt Creek)" Nitrogen (Total) 1988 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 3 Miles MT41U002_040 "LITTLE BELT CREEK, three miles upstream to mouth (Belt Creek)" Phosphorus (Total) 1988 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 3 Miles MT41U002_040 "LITTLE BELT CREEK, three miles upstream to mouth (Belt Creek)" Sedimentation/Siltation 1988 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 3 Miles MT41U002_050 "BIG OTTER CREEK, headwaters to mouth (Belt Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2000 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 33 Miles MT41U002_050 "BIG OTTER CREEK, headwaters to mouth (Belt Creek)" Sedimentation/Siltation 1996 B-1 5 10030105 Belt Missouri-Sun-Smith Upper Missouri Belt RIVER 33 Miles MT42A001_012 "ROSEBUD CREEK, Northern Cheyenne Reservation boundary to boundary at S28/29 T6N R42E" Other 2000 C-3 5 10100003 Rosebud Middle Yellowstone Yellowstone Rosebud RIVER 112 Miles MT42B001_010 "TONGUE RIVER, Wyoming border to Tongue River Reservoir" Iron 2008 B-2 5 10090101 Upper Tongue Middle Yellowstone Yellowstone Tongue RIVER 6 Miles MT42B002_031 "HANGING WOMAN CREEK, Stroud Creek to mouth (Tongue River)" Iron 1996 C-3 5 10090101 Upper Tongue Middle Yellowstone Yellowstone Tongue RIVER 18 Miles MT42B002_031 "HANGING WOMAN CREEK, Stroud Creek to mouth (Tongue River)" Salinity 2008 C-3 5 10090101 Upper Tongue Middle Yellowstone Yellowstone Tongue RIVER 18 Miles MT42B002_031 "HANGING WOMAN CREEK, Stroud Creek to mouth (Tongue River)" Sedimentation/Siltation 2000 C-3 5 10090101 Upper Tongue Middle Yellowstone Yellowstone Tongue RIVER 18 Miles MT42B002_032 "HANGING WOMAN CREEK, Wyoming border to Stroud Creek" Salinity 1996 C-3 5 10090101 Upper Tongue Middle Yellowstone Yellowstone Tongue RIVER 31 Miles MT42B003_010 TONGUE RIVER RESERVOIR "Oxygen, Dissolved" 2008 B-2 5 10090101 Upper Tongue Middle Yellowstone Yellowstone Tongue FRESHWATER LAKE 2159 Acres MT42B003_010 TONGUE RIVER RESERVOIR Solids (Suspended/Bedload) 2008 B-2 5 10090101 Upper Tongue Middle Yellowstone Yellowstone Tongue FRESHWATER LAKE 2159 Acres MT42C001_011 "TONGUE RIVER, Twelve Mile Dam to mouth (Yellowstone River)" Cadmium 2008 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 21 Miles MT42C001_011 "TONGUE RIVER, Twelve Mile Dam to mouth (Yellowstone River)" Copper 2008 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 21 Miles MT42C001_011 "TONGUE RIVER, Twelve Mile Dam to mouth (Yellowstone River)" Iron 2008 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 21 Miles MT42C001_011 "TONGUE RIVER, Twelve Mile Dam to mouth (Yellowstone River)" Lead 2008 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 21 Miles MT42C001_011 "TONGUE RIVER, Twelve Mile Dam to mouth (Yellowstone River)" Nickel 2008 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 21 Miles MT42C001_011 "TONGUE RIVER, Twelve Mile Dam to mouth (Yellowstone River)" Salinity 2008 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 21 Miles MT42C001_011 "TONGUE RIVER, Twelve Mile Dam to mouth (Yellowstone River)" Solids (Suspended/Bedload) 2008 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 21 Miles MT42C001_011 "TONGUE RIVER, Twelve Mile Dam to mouth (Yellowstone River)" Sulfates 2008 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 21 Miles MT42C001_011 "TONGUE RIVER, Twelve Mile Dam to mouth (Yellowstone River)" Zinc 2008 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 21 Miles MT42C001_013 "TONGUE RIVER, Hanging Woman Creek to Beaver Creek" Iron 1996 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 75 Miles MT42C001_013 "TONGUE RIVER, Hanging Woman Creek to Beaver Creek" Solids (Suspended/Bedload) 1996 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 75 Miles MT42C001_014 "TONGUE RIVER, Beaver Creek to Twelve Mile Dam, T6N R48E S29" Iron 1996 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 72 Miles MT42C001_014 "TONGUE RIVER, Beaver Creek to Twelve Mile Dam, T6N R48E S29" Solids (Suspended/Bedload) 1996 B-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 72 Miles MT42C002_020 "OTTER CREEK, headwaters to mouth (Tongue River)" Iron 1996 C-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 108 Miles MT42C002_020 "OTTER CREEK, headwaters to mouth (Tongue River)" Salinity 1996 C-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 108 Miles MT42C002_061 "PUMPKIN CREEK, headwaters to Little Pumpkin Creek" Salinity 1996 C-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 88 Miles MT42C002_061 "PUMPKIN CREEK, headwaters to Little Pumpkin Creek" "Temperature, water" 1996 C-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 88 Miles MT42C002_062 "PUMPKIN CREEK, Little Pumpkin Creek to the mouth (Tongue River)" Salinity 1996 C-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 92 Miles MT42C002_062 "PUMPKIN CREEK, Little Pumpkin Creek to the mouth (Tongue River)" "Temperature, water" 1996 C-3 5 10090102 Lower Tongue Middle Yellowstone Yellowstone Tongue RIVER 92 Miles MT42I001_010 "LITTLE POWDER RIVER, Wyoming border to mouth (Powder River)" Salinity 1996 C-3 5 10090208 Little Powder Lower Yellowstone Yellowstone Powder RIVER 63 Miles MT42J001_010 "POWDER RIVER, Wyoming border to Little Powder River" Salinity 2008 C-3 5 10090207 Middle Powder Lower Yellowstone Yellowstone Powder RIVER 78 Miles MT42J003_011 "POWDER RIVER, Little Powder River to Mizpah Creek" Salinity 1996 C-3 5 10090209 Lower Powder Lower Yellowstone Yellowstone Powder RIVER 99 Miles MT42J003_012 "POWDER RIVER, Mizpah Creek to mouth (Yellowstone River)" Salinity 1996 C-3 5 10090209 Lower Powder Lower Yellowstone Yellowstone Powder RIVER 45 Miles MT42J004_010 "STUMP CREEK, headwaters to mouth (Powder River)" Salinity 2008 C-3 5 10090209 Lower Powder Lower Yellowstone Yellowstone Powder RIVER 30 Miles MT42J005_011 "MIZPAH CREEK, headwaters to Corral Creek" Salinity 2008 C-3 5 10090210 Mizpah Lower Yellowstone Yellowstone Powder RIVER 132 Miles MT42J005_012 "MIZPAH CREEK, Corral Creek to the mouth (Powder River)" Salinity 2010 C-3 5 10090210 Mizpah Lower Yellowstone Yellowstone Powder RIVER 23 Miles MT42K001_010 "YELLOWSTONE RIVER, the Cartersville Diversion Dam to Powder River" Copper 1992 B-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Yellowstone River RIVER 89 Miles MT42K001_010 "YELLOWSTONE RIVER, the Cartersville Diversion Dam to Powder River" Lead 1992 B-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Yellowstone River RIVER 89 Miles MT42K001_010 "YELLOWSTONE RIVER, the Cartersville Diversion Dam to Powder River" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 B-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Yellowstone River RIVER 89 Miles MT42K001_010 "YELLOWSTONE RIVER, the Cartersville Diversion Dam to Powder River" Solids (Suspended/Bedload) 1990 B-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Yellowstone River RIVER 89 Miles MT42K001_010 "YELLOWSTONE RIVER, the Cartersville Diversion Dam to Powder River" Total Dissolved Solids 1990 B-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Yellowstone River RIVER 89 Miles MT42K001_010 "YELLOWSTONE RIVER, the Cartersville Diversion Dam to Powder River" Zinc 1992 B-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Yellowstone River RIVER 89 Miles MT42K001_010 "YELLOWSTONE RIVER, the Cartersville Diversion Dam to Powder River" pH 1990 B-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Yellowstone River RIVER 89 Miles MT42K002_020 "HARRIS CREEK, headwaters to mouth (Yellowstone River)" Phosphorus (Total) 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 27 Miles MT42K002_020 "HARRIS CREEK, headwaters to mouth (Yellowstone River)" Solids (Suspended/Bedload) 1992 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 27 Miles MT42K002_030 "SUNDAY CREEK, the North and South Forks to mouth (Yellowstone River)" Copper 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 15 Miles MT42K002_030 "SUNDAY CREEK, the North and South Forks to mouth (Yellowstone River)" Iron 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 15 Miles MT42K002_030 "SUNDAY CREEK, the North and South Forks to mouth (Yellowstone River)" Lead 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 15 Miles MT42K002_030 "SUNDAY CREEK, the North and South Forks to mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 15 Miles MT42K002_030 "SUNDAY CREEK, the North and South Forks to mouth (Yellowstone River)" Nitrogen (Total) 1990 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 15 Miles MT42K002_030 "SUNDAY CREEK, the North and South Forks to mouth (Yellowstone River)" Phosphorus (Total) 1990 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 15 Miles MT42K002_040 "MUSTER CREEK, headwaters to mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1992 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 31 Miles MT42K002_040 "MUSTER CREEK, headwaters to mouth (Yellowstone River)" Phosphorus (Total) 1992 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 31 Miles MT42K002_040 "MUSTER CREEK, headwaters to mouth (Yellowstone River)" Solids (Suspended/Bedload) 1992 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 31 Miles MT42K002_060 "DEADMAN CREEK, headwaters to mouth (North Fork Sunday Creek)" Nitrogen (Total) 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 17 Miles MT42K002_060 "DEADMAN CREEK, headwaters to mouth (North Fork Sunday Creek)" Phosphorus (Total) 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 17 Miles MT42K002_070 "STELLAR CREEK, headwaters to mouth (Little Porcupine Creek)" Cadmium 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 43 Miles MT42K002_070 "STELLAR CREEK, headwaters to mouth (Little Porcupine Creek)" Phosphorus (Total) 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 43 Miles MT42K002_070 "STELLAR CREEK, headwaters to mouth (Little Porcupine Creek)" pH 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 43 Miles MT42K002_080 "NORTH FORK SUNDAY CREEK, Custer/Rosebud County border to mouth (Sunday Creek)" Sedimentation/Siltation 1994 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 34 Miles MT42K002_080 "NORTH FORK SUNDAY CREEK, Custer/Rosebud County border to mouth (Sunday Creek)" Sodium 1994 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 34 Miles MT42K002_080 "NORTH FORK SUNDAY CREEK, Custer/Rosebud County border to mouth (Sunday Creek)" Solids (Suspended/Bedload) 1994 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 34 Miles MT42K002_080 "NORTH FORK SUNDAY CREEK, Custer/Rosebud County border to mouth (Sunday Creek)" Specific Conductance 1994 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 34 Miles MT42K002_080 "NORTH FORK SUNDAY CREEK, Custer/Rosebud County border to mouth (Sunday Creek)" Total Dissolved Solids 1994 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 34 Miles MT42K002_090 "SARPY CREEK, Crow Indian Reservation Boundary to mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 89 Miles MT42K002_090 "SARPY CREEK, Crow Indian Reservation Boundary to mouth (Yellowstone River)" Nitrogen (Total) 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 89 Miles MT42K002_090 "SARPY CREEK, Crow Indian Reservation Boundary to mouth (Yellowstone River)" Phosphorus (Total) 2006 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 89 Miles MT42K002_110 "EAST FORK ARMELLS CREEK, Colstrip to mouth (Armells Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1994 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 32 Miles MT42K002_110 "EAST FORK ARMELLS CREEK, Colstrip to mouth (Armells Creek)" Nitrogen (Total) 1994 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 32 Miles MT42K002_110 "EAST FORK ARMELLS CREEK, Colstrip to mouth (Armells Creek)" Specific Conductance 1990 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 32 Miles MT42K002_110 "EAST FORK ARMELLS CREEK, Colstrip to mouth (Armells Creek)" Total Dissolved Solids 1990 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 32 Miles MT42K002_160 "LITTLE PORCUPINE CREEK, headwaters to mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 119 Miles MT42K002_160 "LITTLE PORCUPINE CREEK, headwaters to mouth (Yellowstone River)" Nitrogen (Total) 1990 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 119 Miles MT42K002_160 "LITTLE PORCUPINE CREEK, headwaters to mouth (Yellowstone River)" Phosphorus (Total) 1990 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 119 Miles MT42K002_160 "LITTLE PORCUPINE CREEK, headwaters to mouth (Yellowstone River)" Total Dissolved Solids 1990 C-3 5 10100001 Lower Yellowstone-Sunday Lower Yellowstone Yellowstone Middle Yellowstone Tributaries RIVER 119 Miles MT42L001_010 "PENNEL CREEK, headwaters to mouth (O'Fallon Creek)" Total Dissolved Solids 1988 C-3 5 10100005 O` Fallon Lower Yellowstone Yellowstone O` Fallon RIVER 66 Miles MT42L001_020 "SANDSTONE CREEK, headwaters to mouth (O'Fallon Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 C-3 5 10100005 O` Fallon Lower Yellowstone Yellowstone O` Fallon RIVER 73 Miles MT42L001_020 "SANDSTONE CREEK, headwaters to mouth (O'Fallon Creek)" Nitrogen (Total) 2006 C-3 5 10100005 O` Fallon Lower Yellowstone Yellowstone O` Fallon RIVER 73 Miles MT42M001_011 "YELLOWSTONE RIVER, Lower Yellowstone Diversion Dam to North Dakota border" Chromium (total) 1992 B-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Yellowstone River RIVER 54 Miles MT42M001_011 "YELLOWSTONE RIVER, Lower Yellowstone Diversion Dam to North Dakota border" Copper 1992 B-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Yellowstone River RIVER 54 Miles MT42M001_011 "YELLOWSTONE RIVER, Lower Yellowstone Diversion Dam to North Dakota border" Lead 1992 B-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Yellowstone River RIVER 54 Miles MT42M001_011 "YELLOWSTONE RIVER, Lower Yellowstone Diversion Dam to North Dakota border" Nitrogen (Total) 1990 B-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Yellowstone River RIVER 54 Miles MT42M001_011 "YELLOWSTONE RIVER, Lower Yellowstone Diversion Dam to North Dakota border" Phosphorus (Total) 1990 B-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Yellowstone River RIVER 54 Miles MT42M001_011 "YELLOWSTONE RIVER, Lower Yellowstone Diversion Dam to North Dakota border" Sedimentation/Siltation 1988 B-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Yellowstone River RIVER 54 Miles MT42M001_011 "YELLOWSTONE RIVER, Lower Yellowstone Diversion Dam to North Dakota border" Total Dissolved Solids 1988 B-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Yellowstone River RIVER 54 Miles MT42M001_011 "YELLOWSTONE RIVER, Lower Yellowstone Diversion Dam to North Dakota border" pH 1990 B-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Yellowstone River RIVER 54 Miles MT42M002_020 "FOURMILE CREEK, headwaters to North Dakota border" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 30 Miles MT42M002_020 "FOURMILE CREEK, headwaters to North Dakota border" Nitrogen (Total) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 30 Miles MT42M002_020 "FOURMILE CREEK, headwaters to North Dakota border" Total Dissolved Solids 1988 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 30 Miles MT42M002_030 "FIRST HAY CREEK, headwaters to mouth (Yellowstone River)" Copper 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 33 Miles MT42M002_030 "FIRST HAY CREEK, headwaters to mouth (Yellowstone River)" Iron 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 33 Miles MT42M002_030 "FIRST HAY CREEK, headwaters to mouth (Yellowstone River)" Lead 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 33 Miles MT42M002_030 "FIRST HAY CREEK, headwaters to mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 33 Miles MT42M002_030 "FIRST HAY CREEK, headwaters to mouth (Yellowstone River)" Nitrogen (Total) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 33 Miles MT42M002_030 "FIRST HAY CREEK, headwaters to mouth (Yellowstone River)" Phosphorus (Total) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 33 Miles MT42M002_030 "FIRST HAY CREEK, headwaters to mouth (Yellowstone River)" Solids (Suspended/Bedload) 1988 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 33 Miles MT42M002_030 "FIRST HAY CREEK, headwaters to mouth (Yellowstone River)" Total Dissolved Solids 1988 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 33 Miles MT42M002_040 "LONE TREE CREEK, confluence of North Fork to mouth (Yellowstone River)" Iron 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 17 Miles MT42M002_040 "LONE TREE CREEK, confluence of North Fork to mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 17 Miles MT42M002_040 "LONE TREE CREEK, confluence of North Fork to mouth (Yellowstone River)" Solids (Suspended/Bedload) 1988 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 17 Miles MT42M002_051 "FOX CREEK, headwaters to mouth (Yellowstone River), T22N R59E S19" Arsenic 1994 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 50 Miles MT42M002_051 "FOX CREEK, headwaters to mouth (Yellowstone River), T22N R59E S19" Iron 2006 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 50 Miles MT42M002_051 "FOX CREEK, headwaters to mouth (Yellowstone River), T22N R59E S19" Lead 2006 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 50 Miles MT42M002_051 "FOX CREEK, headwaters to mouth (Yellowstone River), T22N R59E S19" Mercury 2006 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 50 Miles MT42M002_051 "FOX CREEK, headwaters to mouth (Yellowstone River), T22N R59E S19" Nitrogen (Total) 2006 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 50 Miles MT42M002_051 "FOX CREEK, headwaters to mouth (Yellowstone River), T22N R59E S19" Phosphorus (Total) 2006 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 50 Miles MT42M002_051 "FOX CREEK, headwaters to mouth (Yellowstone River), T22N R59E S19" Solids (Suspended/Bedload) 1988 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 50 Miles MT42M002_051 "FOX CREEK, headwaters to mouth (Yellowstone River), T22N R59E S19" Sulfates 1988 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 50 Miles MT42M002_051 "FOX CREEK, headwaters to mouth (Yellowstone River), T22N R59E S19" Total Dissolved Solids 1988 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 50 Miles MT42M002_052 "NORTH FORK FOX CREEK, headwaters to mouth (Fox Creek), T22N R58E S21" Arsenic 1994 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_052 "NORTH FORK FOX CREEK, headwaters to mouth (Fox Creek), T22N R58E S21" Iron 2006 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_052 "NORTH FORK FOX CREEK, headwaters to mouth (Fox Creek), T22N R58E S21" Lead 2006 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_052 "NORTH FORK FOX CREEK, headwaters to mouth (Fox Creek), T22N R58E S21" Mercury 2006 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_052 "NORTH FORK FOX CREEK, headwaters to mouth (Fox Creek), T22N R58E S21" Nitrogen (Total) 2006 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_052 "NORTH FORK FOX CREEK, headwaters to mouth (Fox Creek), T22N R58E S21" Phosphorus (Total) 2006 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_052 "NORTH FORK FOX CREEK, headwaters to mouth (Fox Creek), T22N R58E S21" Solids (Suspended/Bedload) 1988 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_052 "NORTH FORK FOX CREEK, headwaters to mouth (Fox Creek), T22N R58E S21" Sulfates 1988 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_052 "NORTH FORK FOX CREEK, headwaters to mouth (Fox Creek), T22N R58E S21" Total Dissolved Solids 1988 B-2 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_060 "O'BRIEN CREEK, North Dakota border to mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 16 Miles MT42M002_060 "O'BRIEN CREEK, North Dakota border to mouth (Yellowstone River)" Selenium 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 16 Miles MT42M002_070 "CRANE CREEK, headwaters to mouth (Yellowstone River, T21N R58E S23)" Sedimentation/Siltation 1988 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 24 Miles MT42M002_100 "COTTONWOOD CREEK, headwaters to mouth (Yellowstone River)" Cadmium 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 22 Miles MT42M002_100 "COTTONWOOD CREEK, headwaters to mouth (Yellowstone River)" Iron 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 22 Miles MT42M002_110 "BURNS CREEK, headwaters to mouth (Yellowstone River)" Iron 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 54 Miles MT42M002_110 "BURNS CREEK, headwaters to mouth (Yellowstone River)" Nitrogen (Total) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 54 Miles MT42M002_110 "BURNS CREEK, headwaters to mouth (Yellowstone River)" Phosphorus (Total) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 54 Miles MT42M002_110 "BURNS CREEK, headwaters to mouth (Yellowstone River)" Solids (Suspended/Bedload) 1992 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 54 Miles MT42M002_130 "GLENDIVE CREEK, headwaters to mouth (Yellowstone River)" Cadmium 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 56 Miles MT42M002_130 "GLENDIVE CREEK, headwaters to mouth (Yellowstone River)" Chromium (total) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 56 Miles MT42M002_130 "GLENDIVE CREEK, headwaters to mouth (Yellowstone River)" Copper 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 56 Miles MT42M002_130 "GLENDIVE CREEK, headwaters to mouth (Yellowstone River)" Iron 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 56 Miles MT42M002_130 "GLENDIVE CREEK, headwaters to mouth (Yellowstone River)" Lead 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 56 Miles MT42M002_130 "GLENDIVE CREEK, headwaters to mouth (Yellowstone River)" Nickel 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 56 Miles MT42M002_130 "GLENDIVE CREEK, headwaters to mouth (Yellowstone River)" Selenium 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 56 Miles MT42M002_130 "GLENDIVE CREEK, headwaters to mouth (Yellowstone River)" Solids (Suspended/Bedload) 1990 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 56 Miles MT42M002_130 "GLENDIVE CREEK, headwaters to mouth (Yellowstone River)" Zinc 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 56 Miles MT42M002_141 "CEDAR CREEK, 26 miles upstream to mouth (Yellowstone River)" Arsenic 2000 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 27 Miles MT42M002_141 "CEDAR CREEK, 26 miles upstream to mouth (Yellowstone River)" Copper 2000 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 27 Miles MT42M002_141 "CEDAR CREEK, 26 miles upstream to mouth (Yellowstone River)" Iron 2000 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 27 Miles MT42M002_141 "CEDAR CREEK, 26 miles upstream to mouth (Yellowstone River)" Lead 2000 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 27 Miles MT42M002_142 "CEDAR CREEK, tributary confluence at 12N 57E S35 to tributary confluence at 13N 56E S27" Copper 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_142 "CEDAR CREEK, tributary confluence at 12N 57E S35 to tributary confluence at 13N 56E S27" Iron 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_142 "CEDAR CREEK, tributary confluence at 12N 57E S35 to tributary confluence at 13N 56E S27" Lead 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_142 "CEDAR CREEK, tributary confluence at 12N 57E S35 to tributary confluence at 13N 56E S27" Selenium 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 20 Miles MT42M002_150 "CABIN CREEK, headwaters to mouth (Yellowstone River)" Nitrogen (Total) 1990 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 103 Miles MT42M002_150 "CABIN CREEK, headwaters to mouth (Yellowstone River)" "Oxygen, Dissolved" 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 103 Miles MT42M002_150 "CABIN CREEK, headwaters to mouth (Yellowstone River)" Sedimentation/Siltation 1994 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 103 Miles MT42M002_180 "SEARS CREEK, headwaters to mouth (Yellowstone River)" Copper 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 15 Miles MT42M002_180 "SEARS CREEK, headwaters to mouth (Yellowstone River)" Iron 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 15 Miles MT42M002_180 "SEARS CREEK, headwaters to mouth (Yellowstone River)" Lead 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 15 Miles MT42M002_180 "SEARS CREEK, headwaters to mouth (Yellowstone River)" Solids (Suspended/Bedload) 2006 C-3 5 10100004 Lower Yellowstone Lower Yellowstone Yellowstone Lower Yellowstone RIVER 15 Miles MT43A002_020 "ANTELOPE CREEK, headwaters to mouth (Shields River)" Solids (Suspended/Bedload) 1992 B-1 5 10070003 Shields Upper Yellowstone Yellowstone Shields RIVER 10 Miles MT43B001_010 "YELLOWSTONE RIVER, Yellowstone Park Boundary to Reese Creek" Ammonia (Total) 1990 B-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 5 Miles MT43B001_010 "YELLOWSTONE RIVER, Yellowstone Park Boundary to Reese Creek" Arsenic 1992 B-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 5 Miles MT43B001_010 "YELLOWSTONE RIVER, Yellowstone Park Boundary to Reese Creek" Copper 1992 B-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 5 Miles MT43B001_010 "YELLOWSTONE RIVER, Yellowstone Park Boundary to Reese Creek" Lead 1992 B-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 5 Miles MT43B001_010 "YELLOWSTONE RIVER, Yellowstone Park Boundary to Reese Creek" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 B-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 5 Miles MT43B001_010 "YELLOWSTONE RIVER, Yellowstone Park Boundary to Reese Creek" Sedimentation/Siltation 1990 B-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 5 Miles MT43B001_011 "YELLOWSTONE RIVER, Wyoming border to Yellowstone National Park Boundary" Ammonia (Un-ionized) 2006 A-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 9 Miles MT43B001_011 "YELLOWSTONE RIVER, Wyoming border to Yellowstone National Park Boundary" Arsenic 1992 A-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 9 Miles MT43B001_011 "YELLOWSTONE RIVER, Wyoming border to Yellowstone National Park Boundary" Copper 1992 A-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 9 Miles MT43B001_011 "YELLOWSTONE RIVER, Wyoming border to Yellowstone National Park Boundary" Nitrate/Nitrite (Nitrite + Nitrate as N) 1988 A-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 9 Miles MT43B001_011 "YELLOWSTONE RIVER, Wyoming border to Yellowstone National Park Boundary" Sedimentation/Siltation 1988 A-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Yellowstone River RIVER 9 Miles MT43B002_021 "BEAR CREEK, 1/2 mile below Jardine Mine to mouth (Yellowstone River)" "Temperature, water" 2002 B-1 5 10070001 Yellowstone Headwaters Upper Yellowstone Yellowstone Paradise RIVER 3 Miles MT43B004_012 "OTTER CREEK, headwaters to 2 mi downstream of Highway 191 bridge" Sedimentation/Siltation 1996 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 25 Miles MT43B004_022 "BIG TIMBER CREEK, headwaters downstream to Swamp Creek" Arsenic 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 27 Miles MT43B004_022 "BIG TIMBER CREEK, headwaters downstream to Swamp Creek" Cadmium 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 27 Miles MT43B004_022 "BIG TIMBER CREEK, headwaters downstream to Swamp Creek" Copper 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 27 Miles MT43B004_022 "BIG TIMBER CREEK, headwaters downstream to Swamp Creek" Iron 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 27 Miles MT43B004_022 "BIG TIMBER CREEK, headwaters downstream to Swamp Creek" Lead 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 27 Miles MT43B004_022 "BIG TIMBER CREEK, headwaters downstream to Swamp Creek" Manganese 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 27 Miles MT43B004_022 "BIG TIMBER CREEK, headwaters downstream to Swamp Creek" Nickel 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 27 Miles MT43B004_022 "BIG TIMBER CREEK, headwaters downstream to Swamp Creek" Sedimentation/Siltation 1992 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 27 Miles MT43B004_022 "BIG TIMBER CREEK, headwaters downstream to Swamp Creek" Selenium 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 27 Miles MT43B004_022 "BIG TIMBER CREEK, headwaters downstream to Swamp Creek" Solids (Suspended/Bedload) 1992 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 27 Miles MT43B004_042 "UPPER DEER CREEK, headwaters to Cartwright Gulch" Solids (Suspended/Bedload) 1996 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 17 Miles MT43B004_051 "BILLMAN CREEK, 1.3 miles upstream to mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Paradise RIVER 1 Miles MT43B004_051 "BILLMAN CREEK, 1.3 miles upstream to mouth (Yellowstone River)" Sedimentation/Siltation 1992 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Paradise RIVER 1 Miles MT43B004_052 "BILLMAN CREEK, headwaters to 1.3 miles above mouth (Yellowstone River)" Combined Biota/Habitat Bioassessments 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Paradise RIVER 13 Miles MT43B004_052 "BILLMAN CREEK, headwaters to 1.3 miles above mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Paradise RIVER 13 Miles MT43B004_052 "BILLMAN CREEK, headwaters to 1.3 miles above mouth (Yellowstone River)" Sedimentation/Siltation 1992 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Paradise RIVER 13 Miles MT43B004_061 "TOM MINER CREEK, Tepee Creek to mouth (Yellowstone River)" "Temperature, water" 2002 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Paradise RIVER 1 Miles MT43B004_102 "SIX MILE CREEK, Absaroka-Beartooth Wilderness boundary to National Forest boundary" Sedimentation/Siltation 2000 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Paradise RIVER 3 Miles MT43B004_131 "BOULDER RIVER, Clayton Ditch to mouth (Yellowstone River)" Silver 2004 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Boulder - Big Timber RIVER 6 Miles MT43B004_132 "BOULDER RIVER, Natural Bridge and Falls (T3S R12E S26) to Clayton Ditch (T1N R14E S34)" Chromium (total) 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Boulder - Big Timber RIVER 28 Miles MT43B004_132 "BOULDER RIVER, Natural Bridge and Falls (T3S R12E S26) to Clayton Ditch (T1N R14E S34)" Nickel 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Boulder - Big Timber RIVER 28 Miles MT43B004_132 "BOULDER RIVER, Natural Bridge and Falls (T3S R12E S26) to Clayton Ditch (T1N R14E S34)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Boulder - Big Timber RIVER 28 Miles MT43B004_132 "BOULDER RIVER, Natural Bridge and Falls (T3S R12E S26) to Clayton Ditch (T1N R14E S34)" Nitrogen (Total) 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Boulder - Big Timber RIVER 28 Miles MT43B004_133 "BOULDER RIVER, confluence of the East Fork Boulder River to Natural bridge and Falls (T35 R12E S26)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Boulder - Big Timber RIVER 24 Miles MT43B004_133 "BOULDER RIVER, confluence of the East Fork Boulder River to Natural bridge and Falls (T35 R12E S26)" Nitrogen (Total) 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Boulder - Big Timber RIVER 24 Miles MT43B004_133 "BOULDER RIVER, confluence of the East Fork Boulder River to Natural bridge and Falls (T35 R12E S26)" Phosphorus (Total) 2006 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Boulder - Big Timber RIVER 24 Miles MT43B004_141 "EAST BOULDER RIVER, Elk Creek to mouth (Boulder River)" Sedimentation/Siltation 2000 B-1 5 10070002 Upper Yellowstone Upper Yellowstone Yellowstone Boulder - Big Timber RIVER 3 Miles MT43C001_020 "STILLWATER RIVER, Forest Service Boundary to the mouth (Yellowstone River), T2S R20E S20" Cadmium 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 46 Miles MT43C001_020 "STILLWATER RIVER, Forest Service Boundary to the mouth (Yellowstone River), T2S R20E S20" Chromium (total) 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 46 Miles MT43C001_020 "STILLWATER RIVER, Forest Service Boundary to the mouth (Yellowstone River), T2S R20E S20" Copper 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 46 Miles MT43C001_020 "STILLWATER RIVER, Forest Service Boundary to the mouth (Yellowstone River), T2S R20E S20" Cyanide 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 46 Miles MT43C001_020 "STILLWATER RIVER, Forest Service Boundary to the mouth (Yellowstone River), T2S R20E S20" Mercury 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 46 Miles MT43C001_020 "STILLWATER RIVER, Forest Service Boundary to the mouth (Yellowstone River), T2S R20E S20" Nickel 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 46 Miles MT43C001_020 "STILLWATER RIVER, Forest Service Boundary to the mouth (Yellowstone River), T2S R20E S20" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 46 Miles MT43C002_010 "LODGEPOLE CREEK, headwaters to mouth (Castle Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 6 Miles MT43C002_030 "CASTLE CREEK, headwaters to the mouth (Limestone Creek), T4S R15E S29" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 8 Miles MT43C002_041 "GROVE CREEK, confluence of South Fork Grove Creek, T4S R18E S13 to the mouth (Stillwater River), T3S R18E S34" Phosphorus (Total) 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 5 Miles MT43C002_041 "GROVE CREEK, confluence of South Fork Grove Creek, T4S R18E S13 to the mouth (Stillwater River), T3S R18E S34" Sedimentation/Siltation 1992 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 5 Miles MT43C002_050 "FISHTAIL CREEK, headwaters to mouth (West Rosebud Creek)" Iron 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 15 Miles MT43C002_050 "FISHTAIL CREEK, headwaters to mouth (West Rosebud Creek)" Lead 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 15 Miles MT43C002_070 "JOE HILL CREEK, headwaters to mouth (Stillwater River)" Sedimentation/Siltation 1992 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 13 Miles MT43C002_081 "BUTCHER CREEK, highway 78 to mouth (Rosebud Creek)" Solids (Suspended/Bedload) 1996 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 22 Miles MT43C002_082 "BUTCHER CREEK, headwaters to highway 78" Phosphorus (Total) 1996 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 5 Miles MT43C002_082 "BUTCHER CREEK, headwaters to highway 78" Sedimentation/Siltation 1996 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 5 Miles MT43C002_082 "BUTCHER CREEK, headwaters to highway 78" Solids (Suspended/Bedload) 1996 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 5 Miles MT43C002_090 "WEST ROSEBUD CREEK, headwaters to mouth (Rosebud Creek)" Benthic-Macroinvertebrate Bioassessments 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 40 Miles MT43C002_100 "ROSEBUD CREEK, East and West Branches to mouth (Stillwater River)" Benthic-Macroinvertebrate Bioassessments 2006 B-1 5 10070005 Stillwater Upper Yellowstone Yellowstone Stillwater - Columbus RIVER 4 Miles MT43D001_011 "CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)" Ammonia (Total) 1990 B-2 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 43 Miles MT43D001_011 "CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)" Copper 1992 B-2 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 43 Miles MT43D001_011 "CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)" Iron 1992 B-2 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 43 Miles MT43D001_011 "CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)" Lead 1992 B-2 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 43 Miles MT43D001_011 "CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)" Mercury 1992 B-2 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 43 Miles MT43D001_011 "CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 B-2 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 43 Miles MT43D001_011 "CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)" Nitrogen (Total) 1990 B-2 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 43 Miles MT43D001_011 "CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)" Phosphorus (Total) 1990 B-2 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 43 Miles MT43D001_011 "CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)" Solids (Suspended/Bedload) 1990 B-2 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 43 Miles MT43D001_011 "CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)" "Temperature, water" 1990 B-2 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 43 Miles MT43D002_010 "ELBOW CREEK, headwaters to mouth (Clarks Fork)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 39 Miles MT43D002_010 "ELBOW CREEK, headwaters to mouth (Clarks Fork)" Nitrogen (Total) 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 39 Miles MT43D002_010 "ELBOW CREEK, headwaters to mouth (Clarks Fork)" Sedimentation/Siltation 1990 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 39 Miles MT43D002_010 "ELBOW CREEK, headwaters to mouth (Clarks Fork)" Solids (Suspended/Bedload) 1990 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 39 Miles MT43D002_020 "BEAR CREEK, headwaters to mouth (Clarks Fork)" Iron 1988 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 21 Miles MT43D002_020 "BEAR CREEK, headwaters to mouth (Clarks Fork)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 21 Miles MT43D002_020 "BEAR CREEK, headwaters to mouth (Clarks Fork)" Phosphorus (Total) 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 21 Miles MT43D002_020 "BEAR CREEK, headwaters to mouth (Clarks Fork)" Sedimentation/Siltation 1988 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 21 Miles MT43D002_031 "BLUEWATER CREEK, unnamed tributary at T6N R24E S7 NWNE to mouth (Clarks Fork Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 11 Miles MT43D002_031 "BLUEWATER CREEK, unnamed tributary at T6N R24E S7 NWNE to mouth (Clarks Fork Yellowstone River)" Phosphorus (Total) 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 11 Miles MT43D002_031 "BLUEWATER CREEK, unnamed tributary at T6N R24E S7 NWNE to mouth (Clarks Fork Yellowstone River)" Sedimentation/Siltation 1988 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 11 Miles MT43D002_031 "BLUEWATER CREEK, unnamed tributary at T6N R24E S7 NWNE to mouth (Clarks Fork Yellowstone River)" Solids (Suspended/Bedload) 1988 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 11 Miles MT43D002_060 "RED LODGE CREEK, Cooney Reservoir to mouth (Rock Creek)" Organic Enrichment (Sewage) Biological Indicators 2000 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 12 Miles MT43D002_070 "WILLOW CREEK, headwaters to mouth (Cooney Reservoir)" Sedimentation/Siltation 1990 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 36 Miles MT43D002_080 "WEST RED LODGE CREEK, Absaroka-Beartooth Wilderness boundary to mouth (Red Lodge Creek)" Sedimentation/Siltation 1992 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 14 Miles MT43D002_100 "SILVERTIP CREEK, Wyoming border to mouth (Clarks Fork Yellowstone River)" Nitrogen (Total) 1990 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 22 Miles MT43D002_100 "SILVERTIP CREEK, Wyoming border to mouth (Clarks Fork Yellowstone River)" "Oxygen, Dissolved" 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 22 Miles MT43D002_100 "SILVERTIP CREEK, Wyoming border to mouth (Clarks Fork Yellowstone River)" Phosphorus (Total) 1990 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 22 Miles MT43D002_100 "SILVERTIP CREEK, Wyoming border to mouth (Clarks Fork Yellowstone River)" Polycyclic Aromatic Hydrocarbons (PAHs) (Aquatic Ecosystems) 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 22 Miles MT43D002_100 "SILVERTIP CREEK, Wyoming border to mouth (Clarks Fork Yellowstone River)" Solids (Suspended/Bedload) 1990 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 22 Miles MT43D002_100 "SILVERTIP CREEK, Wyoming border to mouth (Clarks Fork Yellowstone River)" Specific Conductance 1990 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 22 Miles MT43D002_100 "SILVERTIP CREEK, Wyoming border to mouth (Clarks Fork Yellowstone River)" "Temperature, water" 1996 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 22 Miles MT43D002_100 "SILVERTIP CREEK, Wyoming border to mouth (Clarks Fork Yellowstone River)" Total Dissolved Solids 1990 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 22 Miles MT43D002_100 "SILVERTIP CREEK, Wyoming border to mouth (Clarks Fork Yellowstone River)" Turbidity 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 22 Miles MT43D002_140 "COTTONWOOD CREEK, headwaters to the mouth (Clarks Fork of Yellowstone), T3S R24E S24" "Oxygen, Dissolved" 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 20 Miles MT43D002_140 "COTTONWOOD CREEK, headwaters to the mouth (Clarks Fork of Yellowstone), T3S R24E S24" Solids (Suspended/Bedload) 1992 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 20 Miles MT43D002_180 "SOUTH FORK BRIDGER CREEK, Headwaters to mouth (Bridger Creek)" Arsenic 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 9 Miles MT43D002_180 "SOUTH FORK BRIDGER CREEK, Headwaters to mouth (Bridger Creek)" Iron 2006 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 9 Miles MT43D002_180 "SOUTH FORK BRIDGER CREEK, Headwaters to mouth (Bridger Creek)" Sedimentation/Siltation 1994 B-1 5 10070006 Clarks Fork Yellowstone Upper Yellowstone Yellowstone Clarks Fork Yellowstone RIVER 9 Miles MT43E001_010 "PRYOR CREEK, Interstate 90 bridge to mouth (Yellowstone River)" Benthic-Macroinvertebrate Bioassessments 2006 C-3 5 10070008 Pryor Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 15 Miles MT43E001_011 "PRYOR CREEK, Crow Reservation Boundary to Interstate 90 bridge" Sedimentation/Siltation 1990 B-1 5 10070008 Pryor Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 3 Miles MT43F001_010 "YELLOWSTONE RIVER, City of Billings PWS to Huntley Diversion Dam" Arsenic 2008 B-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone River RIVER 11 Miles MT43F001_010 "YELLOWSTONE RIVER, City of Billings PWS to Huntley Diversion Dam" Benthic-Macroinvertebrate Bioassessments 2008 B-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone River RIVER 11 Miles MT43F001_010 "YELLOWSTONE RIVER, City of Billings PWS to Huntley Diversion Dam" Dissolved oxygen saturation 2008 B-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone River RIVER 11 Miles MT43F001_010 "YELLOWSTONE RIVER, City of Billings PWS to Huntley Diversion Dam" Nutrient/Eutrophication Biological Indicators 2008 B-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone River RIVER 11 Miles MT43F001_010 "YELLOWSTONE RIVER, City of Billings PWS to Huntley Diversion Dam" Oil and Grease 2012 B-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone River RIVER 11 Miles MT43F001_010 "YELLOWSTONE RIVER, City of Billings PWS to Huntley Diversion Dam" Solids (Suspended/Bedload) 2008 B-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone River RIVER 11 Miles MT43F001_011 "YELLOWSTONE RIVER, City of Laurel PWS to City of Billings PWS" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Yellowstone River RIVER 19 Miles MT43F001_011 "YELLOWSTONE RIVER, City of Laurel PWS to City of Billings PWS" Oil and Grease 2012 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Yellowstone River RIVER 19 Miles MT43F002_010 "DUCK CREEK, headwaters to mouth (Yellowstone River)" Sedimentation/Siltation 1996 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 14 Miles MT43F002_022 "CANYON CREEK, headwaters to highway 532" "Oxygen, Dissolved" 2006 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 30 Miles MT43F002_022 "CANYON CREEK, headwaters to highway 532" Sedimentation/Siltation 2006 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 30 Miles MT43F002_040 "VALLEY CREEK, headwaters to mouth (Yellowstone River)" Benthic-Macroinvertebrate Bioassessments 2006 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 15 Miles MT43F002_040 "VALLEY CREEK, headwaters to mouth (Yellowstone River)" "Oxygen, Dissolved" 2006 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 15 Miles MT43F002_040 "VALLEY CREEK, headwaters to mouth (Yellowstone River)" Sedimentation/Siltation 1992 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Yellowstone - Sweet Grass RIVER 15 Miles MT43F003_010 BIG LAKE Salinity 2000 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Lake Basin - Spidel FRESHWATER LAKE 2583 Acres MT43F003_020 HAILSTONE LAKE Salinity 2000 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Lake Basin - Spidel FRESHWATER LAKE 115 Acres MT43F003_030 HALFBREED LAKE Salinity 2002 B-2 5 10070004 Upper Yellowstone-Big Lake Basin Upper Yellowstone Yellowstone Lake Basin - Spidel FRESHWATER LAKE 211 Acres MT43Q001_011 "YELLOWSTONE RIVER, Huntley Diversion Dam to mouth of Big Horn River" Ammonia (Un-ionized) 1996 B-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone River RIVER 58 Miles MT43Q001_011 "YELLOWSTONE RIVER, Huntley Diversion Dam to mouth of Big Horn River" Oil and Grease 2012 B-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone River RIVER 58 Miles MT43Q001_011 "YELLOWSTONE RIVER, Huntley Diversion Dam to mouth of Big Horn River" Sedimentation/Siltation 1988 B-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone River RIVER 58 Miles MT43Q001_011 "YELLOWSTONE RIVER, Huntley Diversion Dam to mouth of Big Horn River" Total Dissolved Solids 1988 B-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone River RIVER 58 Miles MT43Q002_010 "FLY CREEK, Crow Indian Reservation boundary to mouth (Yellowstone River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 C-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 56 Miles MT43Q002_010 "FLY CREEK, Crow Indian Reservation boundary to mouth (Yellowstone River)" Nitrogen (Total) 2006 C-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 56 Miles MT43Q002_010 "FLY CREEK, Crow Indian Reservation boundary to mouth (Yellowstone River)" "Oxygen, Dissolved" 2006 C-3 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 56 Miles MT43Q003_010 SPIDEL WATERFOWL PRODUCTION AREA Salinity 2000 B-1 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Lake Basin - Spidel FRESHWATER LAKE 660 Acres MT43Q003_010 SPIDEL WATERFOWL PRODUCTION AREA Selenium 2000 B-1 5 10070007 Upper Yellowstone-Pompeys Pillar Middle Yellowstone Yellowstone Lake Basin - Spidel FRESHWATER LAKE 660 Acres MT43R001_010 "BIGHORN RIVER, Crow Indian Res. Boundary to mouth (Yellowstone River)" Lead 1996 B-2 5 10080015 Lower Bighorn Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 40 Miles MT43R001_010 "BIGHORN RIVER, Crow Indian Res. Boundary to mouth (Yellowstone River)" Mercury 1996 B-2 5 10080015 Lower Bighorn Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 40 Miles MT43R002_010 "TULLOCK CREEK, Crow Indian Reservation Boundary to mouth (Bighorn River)" Iron 1990 C-3 5 10080015 Lower Bighorn Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 59 Miles MT43R002_010 "TULLOCK CREEK, Crow Indian Reservation Boundary to mouth (Bighorn River)" Nitrogen (Total) 1990 C-3 5 10080015 Lower Bighorn Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 59 Miles MT43R002_010 "TULLOCK CREEK, Crow Indian Reservation Boundary to mouth (Bighorn River)" Phosphorus (Total) 1990 C-3 5 10080015 Lower Bighorn Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 59 Miles MT43R002_010 "TULLOCK CREEK, Crow Indian Reservation Boundary to mouth (Bighorn River)" Sedimentation/Siltation 1990 C-3 5 10080015 Lower Bighorn Middle Yellowstone Yellowstone Yellowstone - Lower Bighorn RIVER 59 Miles MT76A001_010 "KOOTENAI RIVER, confluence with Yaak River to Idaho border" "Temperature, water" 1992 B-1 5 17010104 Lower Kootenai Kootenai Columbia Kootenai RIVER 6 Miles MT76B002_100 "EAST FORK YAAK RIVER, headwaters to mouth (Yaak River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 17010103 Yaak Kootenai Columbia Yaak RIVER 15 Miles MT76C001_020 "WOLF CREEK, headwaters to mouth (Fisher River)" Sedimentation/Siltation 1988 B-1 5 17010102 Fisher Kootenai Columbia Fisher RIVER 39 Miles MT76C001_020 "WOLF CREEK, headwaters to mouth (Fisher River)" "Temperature, water" 1990 B-1 5 17010102 Fisher Kootenai Columbia Fisher RIVER 39 Miles MT76C001_030 "RAVEN CREEK, headwaters to mouth (Pleasant Valley Fisher River)" Phosphorus (Total) 2006 B-1 5 17010102 Fisher Kootenai Columbia Fisher RIVER 3 Miles MT76C001_030 "RAVEN CREEK, headwaters to mouth (Pleasant Valley Fisher River)" Sedimentation/Siltation 1992 B-1 5 17010102 Fisher Kootenai Columbia Fisher RIVER 3 Miles MT76D001_010 "KOOTENAI RIVER, Libby Dam to Yaak River" "Temperature, water" 1990 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 45 Miles MT76D002_010 "STANLEY CREEK, headwaters to mouth (Lake Creek)" Copper 1988 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 6 Miles MT76D002_010 "STANLEY CREEK, headwaters to mouth (Lake Creek)" Lead 2014 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 6 Miles MT76D002_010 "STANLEY CREEK, headwaters to mouth (Lake Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2000 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 6 Miles MT76D002_010 "STANLEY CREEK, headwaters to mouth (Lake Creek)" Zinc 2014 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 6 Miles MT76D002_040 "SNOWSHOE CREEK, Cabinet Wilderness boundary to mouth (Big Cherry Creek)" Arsenic 2014 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 4 Miles MT76D002_040 "SNOWSHOE CREEK, Cabinet Wilderness boundary to mouth (Big Cherry Creek)" Cadmium 1988 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 4 Miles MT76D002_040 "SNOWSHOE CREEK, Cabinet Wilderness boundary to mouth (Big Cherry Creek)" Lead 2014 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 4 Miles MT76D002_040 "SNOWSHOE CREEK, Cabinet Wilderness boundary to mouth (Big Cherry Creek)" Zinc 1988 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 4 Miles MT76D002_050 "BIG CHERRY CREEK, Snowshoe Creek to Mouth (Libby Creek)" Cadmium 2014 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 13 Miles MT76D002_050 "BIG CHERRY CREEK, Snowshoe Creek to Mouth (Libby Creek)" Lead 2014 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 13 Miles MT76D002_050 "BIG CHERRY CREEK, Snowshoe Creek to Mouth (Libby Creek)" Zinc 1988 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 13 Miles MT76D002_062 "LIBBY CREEK, from the Highway 2 bridge to mouth (Kootenai River)" Sedimentation/Siltation 1996 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 15 Miles MT76D002_070 "LAKE CREEK, Bull Lake outlet to mouth (Kootenai River)" Copper 1992 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 18 Miles MT76D002_070 "LAKE CREEK, Bull Lake outlet to mouth (Kootenai River)" Lead 1992 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 18 Miles MT76D002_070 "LAKE CREEK, Bull Lake outlet to mouth (Kootenai River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2000 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 18 Miles MT76D002_070 "LAKE CREEK, Bull Lake outlet to mouth (Kootenai River)" Sedimentation/Siltation 1992 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai RIVER 18 Miles MT76D003_010 LAKE KOOCANUSA Selenium 2012 B-1 5 17010101 Upper Kootenai Kootenai Columbia Kootenai FRESHWATER LAKE 28875 Acres MT76D004_020 "FORTINE CREEK, headwaters to mouth (Grave Creek)" "Temperature, water" 2006 B-1 5 17010101 Upper Kootenai Kootenai Columbia Tobacco RIVER 33 Miles MT76D004_050 "LIME CREEK, headwaters to mouth (Fortine Creek)" Nitrogen (Total) 2006 B-1 5 17010101 Upper Kootenai Kootenai Columbia Tobacco RIVER 5 Miles MT76D004_050 "LIME CREEK, headwaters to mouth (Fortine Creek)" Phosphorus (Total) 2006 B-1 5 17010101 Upper Kootenai Kootenai Columbia Tobacco RIVER 5 Miles MT76E001_010 "CLARK FORK RIVER, Flint Creek to Blackfoot River" Arsenic 1992 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork River RIVER 51 Miles MT76E001_010 "CLARK FORK RIVER, Flint Creek to Blackfoot River" Cadmium 1992 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork River RIVER 51 Miles MT76E001_010 "CLARK FORK RIVER, Flint Creek to Blackfoot River" Copper 1992 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork River RIVER 51 Miles MT76E001_010 "CLARK FORK RIVER, Flint Creek to Blackfoot River" Iron 1992 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork River RIVER 51 Miles MT76E001_010 "CLARK FORK RIVER, Flint Creek to Blackfoot River" Lead 1992 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork River RIVER 51 Miles MT76E001_010 "CLARK FORK RIVER, Flint Creek to Blackfoot River" Mercury 2014 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork River RIVER 51 Miles MT76E001_010 "CLARK FORK RIVER, Flint Creek to Blackfoot River" Zinc 1992 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork River RIVER 51 Miles MT76E003_011 "FLINT CREEK, Georgetown Lake to confluence with Boulder Creek" Phosphorus (Total) 2014 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 28 Miles MT76E003_012 "FLINT CREEK, Boulder Creek to mouth (Clark Fork River)" Nitrogen (Total) 1990 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 17 Miles MT76E003_012 "FLINT CREEK, Boulder Creek to mouth (Clark Fork River)" Phosphorus (Total) 1990 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 17 Miles MT76E003_020 "DOUGLAS CREEK, confluence of Middle and South Forks to mouth (Flint Creek), T9N R13W S10" "Nitrogen, Nitrate" 2000 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 7 Miles MT76E003_020 "DOUGLAS CREEK, confluence of Middle and South Forks to mouth (Flint Creek), T9N R13W S10" Phosphorus (Total) 2014 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 7 Miles MT76E003_030 "NORTH FORK DOUGLAS CREEK, headwaters to mouth (Middle Fork Douglas Creek)" Sulfates 2000 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 3 Miles MT76E003_070 "BARNES CREEK, headwaters to mouth (Flint Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 9 Miles MT76E003_070 "BARNES CREEK, headwaters to mouth (Flint Creek)" Nitrogen (Total) 2006 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 9 Miles MT76E003_070 "BARNES CREEK, headwaters to mouth (Flint Creek)" Phosphorus (Total) 2006 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 9 Miles MT76E003_090 "PRINCETON GULCH, headwaters to mouth (Boulder Creek)" Nitrates 2000 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 4 Miles MT76E003_100 "DOUGLAS CREEK, headwaters to where stream ends, T7N R14W S25" Antimony 2014 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 4 Miles MT76E003_110 "SMART CREEK, headwaters to mouth (Flint Creek), T9N R13W S21" Nitrogen (Total) 2014 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 12 Miles MT76E003_110 "SMART CREEK, headwaters to mouth (Flint Creek), T9N R13W S21" Phosphorus (Total) 2006 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Flint RIVER 12 Miles MT76E004_020 "CRAMER CREEK, headwaters to mouth (Clark Fork River)" Sedimentation/Siltation 1988 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork - Drummond RIVER 12 Miles MT76E004_030 "TENMILE CREEK, headwaters to mouth (Bear Creek-Clark Fork River)" Phosphorus (Total) 2006 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork - Drummond RIVER 5 Miles MT76E004_030 "TENMILE CREEK, headwaters to mouth (Bear Creek-Clark Fork River)" Sedimentation/Siltation 1994 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork - Drummond RIVER 5 Miles MT76E004_050 "MULKEY CREEK, headwaters to mouth (Clark Fork River)" Sedimentation/Siltation 1988 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork - Drummond RIVER 6 Miles MT76E004_060 "RATTLER GULCH, headwaters to mouth (Clark Fork River), T11N R13W S22" Phosphorus (Total) 2006 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork - Drummond RIVER 8 Miles MT76E004_060 "RATTLER GULCH, headwaters to mouth (Clark Fork River), T11N R13W S22" Sedimentation/Siltation 1994 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork - Drummond RIVER 8 Miles MT76E004_070 "DEEP CREEK, headwaters to mouth (Bear Creek, which is a tributary to Clark Fork River near Bearmouth)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork - Drummond RIVER 5 Miles MT76E004_070 "DEEP CREEK, headwaters to mouth (Bear Creek, which is a tributary to Clark Fork River near Bearmouth)" Sedimentation/Siltation 1996 B-1 5 17010202 Flint-Rock Upper Clark Fork Columbia Clark Fork - Drummond RIVER 5 Miles MT76F001_031 "BLACKFOOT RIVER, Nevada Creek to Monture Creek" "Temperature, water" 2000 B-1 5 17010203 Blackfoot Upper Clark Fork Columbia Middle Blackfoot RIVER 21 Miles MT76F001_032 "BLACKFOOT RIVER, Monture Creek to Belmont Creek" "Temperature, water" 2000 B-1 5 17010203 Blackfoot Upper Clark Fork Columbia Middle Blackfoot RIVER 24 Miles MT76F002_060 "SANDBAR CREEK, forks to mouth (Willow Creek)" Sedimentation/Siltation 2002 B-1 5 17010203 Blackfoot Upper Clark Fork Columbia Blackfoot Headwaters RIVER 2 Miles MT76F003_081 "DOUGLAS CREEK, headwaters to Murray Creek" Arsenic 2006 B-1 5 17010203 Blackfoot Upper Clark Fork Columbia Nevada Creek RIVER 13 Miles MT76F003_082 "DOUGLAS CREEK, Murray Creek to mouth (Nevada-Cottonwood Creeks)" Arsenic 2006 B-1 5 17010203 Blackfoot Upper Clark Fork Columbia Nevada Creek RIVER 11 Miles MT76F003_082 "DOUGLAS CREEK, Murray Creek to mouth (Nevada-Cottonwood Creeks)" Iron 2014 B-1 5 17010203 Blackfoot Upper Clark Fork Columbia Nevada Creek RIVER 11 Miles MT76F003_120 "MURRAY CREEK, headwaters to mouth (Douglas Creek), T12N R12W S6" Arsenic 2006 B-1 5 17010203 Blackfoot Upper Clark Fork Columbia Nevada Creek RIVER 9 Miles MT76F004_110 "KLEINSCHMIDT CREEK, Ward Creek to mouth (Rock Creek)" Arsenic 2000 B-1 5 17010203 Blackfoot Upper Clark Fork Columbia Middle Blackfoot RIVER 5 Miles MT76F007_020 NEVADA LAKE Sedimentation/Siltation 1996 B-1 5 17010203 Blackfoot Upper Clark Fork Columbia Nevada Creek FRESHWATER LAKE 351 Acres MT76G001_010 "CLARK FORK RIVER, Little Blackfoot River to Flint Creek" Arsenic 1996 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_010 "CLARK FORK RIVER, Little Blackfoot River to Flint Creek" Cadmium 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_010 "CLARK FORK RIVER, Little Blackfoot River to Flint Creek" Copper 1996 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_010 "CLARK FORK RIVER, Little Blackfoot River to Flint Creek" Iron 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_010 "CLARK FORK RIVER, Little Blackfoot River to Flint Creek" Lead 1996 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_010 "CLARK FORK RIVER, Little Blackfoot River to Flint Creek" Mercury 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_010 "CLARK FORK RIVER, Little Blackfoot River to Flint Creek" Sedimentation/Siltation 1996 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_030 "CLARK FORK RIVER, Cottonwood Creek to Little Blackfoot River" Cadmium 2014 C-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 15 Miles MT76G001_030 "CLARK FORK RIVER, Cottonwood Creek to Little Blackfoot River" Copper 1990 C-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 15 Miles MT76G001_030 "CLARK FORK RIVER, Cottonwood Creek to Little Blackfoot River" Iron 2014 C-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 15 Miles MT76G001_030 "CLARK FORK RIVER, Cottonwood Creek to Little Blackfoot River" Lead 1990 C-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 15 Miles MT76G001_030 "CLARK FORK RIVER, Cottonwood Creek to Little Blackfoot River" Sedimentation/Siltation 1996 C-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 15 Miles MT76G001_030 "CLARK FORK RIVER, Cottonwood Creek to Little Blackfoot River" Zinc 1990 C-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 15 Miles MT76G001_040 "CLARK FORK RIVER, Warm Springs Creek to Cottonwood Creek" Cadmium 1990 C-2 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_040 "CLARK FORK RIVER, Warm Springs Creek to Cottonwood Creek" Copper 1990 C-2 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_040 "CLARK FORK RIVER, Warm Springs Creek to Cottonwood Creek" Iron 2014 C-2 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_040 "CLARK FORK RIVER, Warm Springs Creek to Cottonwood Creek" Lead 1990 C-2 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G001_040 "CLARK FORK RIVER, Warm Springs Creek to Cottonwood Creek" Sedimentation/Siltation 1996 C-2 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Clark Fork River RIVER 28 Miles MT76G002_061 "WILLOW CREEK, headwaters to T4N R10W S30" Phosphorus (Total) 2006 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 6 Miles MT76G002_062 "WILLOW CREEK, T4N R10W S30 to mouth (Mill Creek), T4N R10W S11" Nitrogen (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 7 Miles MT76G002_062 "WILLOW CREEK, T4N R10W S30 to mouth (Mill Creek), T4N R10W S11" Phosphorus (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 7 Miles MT76G002_072 "LOST CREEK, south boundary of Lost Creek State Park to mouth (Clark Fork River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 19 Miles MT76G002_072 "LOST CREEK, south boundary of Lost Creek State Park to mouth (Clark Fork River)" Nitrogen (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 19 Miles MT76G002_072 "LOST CREEK, south boundary of Lost Creek State Park to mouth (Clark Fork River)" Sulfates 1996 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 19 Miles MT76G002_100 "DEMPSEY CREEK, the national forest boundary to mouth (Clark Fork River)" Nitrogen (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 13 Miles MT76G002_100 "DEMPSEY CREEK, the national forest boundary to mouth (Clark Fork River)" Phosphorus (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 13 Miles MT76G002_131 "PETERSON CREEK, headwaters to Jack Creek" Nitrogen (Total) 2006 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 6 Miles MT76G002_131 "PETERSON CREEK, headwaters to Jack Creek" Phosphorus (Total) 2006 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 6 Miles MT76G002_131 "PETERSON CREEK, headwaters to Jack Creek" Total Kjehldahl Nitrogen (TKN) 2006 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 6 Miles MT76G002_132 "PETERSON CREEK, Jack Creek to mouth (Clark Fork River)" Nitrogen (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 7 Miles MT76G002_132 "PETERSON CREEK, Jack Creek to mouth (Clark Fork River)" Phosphorus (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 7 Miles MT76G003_020 "SILVER BOW CREEK, Blacktail Creek to Warm Springs Creek (Clark Fork River)" Arsenic 1996 I 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 29 Miles MT76G003_020 "SILVER BOW CREEK, Blacktail Creek to Warm Springs Creek (Clark Fork River)" Cadmium 2014 I 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 29 Miles MT76G003_020 "SILVER BOW CREEK, Blacktail Creek to Warm Springs Creek (Clark Fork River)" Copper 1996 I 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 29 Miles MT76G003_020 "SILVER BOW CREEK, Blacktail Creek to Warm Springs Creek (Clark Fork River)" Lead 1996 I 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 29 Miles MT76G003_020 "SILVER BOW CREEK, Blacktail Creek to Warm Springs Creek (Clark Fork River)" Mercury 2014 I 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 29 Miles MT76G003_020 "SILVER BOW CREEK, Blacktail Creek to Warm Springs Creek (Clark Fork River)" Nitrates 1996 I 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 29 Miles MT76G003_020 "SILVER BOW CREEK, Blacktail Creek to Warm Springs Creek (Clark Fork River)" Nitrogen (Total) 2014 I 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 29 Miles MT76G003_020 "SILVER BOW CREEK, Blacktail Creek to Warm Springs Creek (Clark Fork River)" Phosphorus (Total) 2014 I 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 29 Miles MT76G003_020 "SILVER BOW CREEK, Blacktail Creek to Warm Springs Creek (Clark Fork River)" Sedimentation/Siltation 1996 I 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 29 Miles MT76G003_020 "SILVER BOW CREEK, Blacktail Creek to Warm Springs Creek (Clark Fork River)" Zinc 1996 I 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 29 Miles MT76G003_040 "BROWNS GULCH CREEK, headwaters to the mouth (Silver Bow Creek)" Sedimentation/Siltation 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 19 Miles MT76G004_010 "LITTLE BLACKFOOT RIVER, Dog Creek to mouth (Clark Fork River)" Aluminum 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Little Blackfoot RIVER 27 Miles MT76G004_020 "LITTLE BLACKFOOT RIVER, the headwaters to Dog Creek" Aluminum 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Little Blackfoot RIVER 23 Miles MT76G004_051 "TELEGRAPH CREEK, headwaters to Hahn Creek" Aluminum 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Little Blackfoot RIVER 5 Miles MT76G004_052 "TELEGRAPH CREEK, Hahn Creek to mouth (Little Blackfoot River)" Aluminum 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Little Blackfoot RIVER 3 Miles MT76G004_060 "MONARCH CREEK, headwaters to mouth (Ontario Creek)" Aluminum 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Little Blackfoot RIVER 5 Miles MT76G004_071 "DOG CREEK, headwaters to Meadow Creek" Aluminum 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Little Blackfoot RIVER 4 Miles MT76G004_072 "DOG CREEK, Meadow Creek to mouth (Little Blackfoot River)" Aluminum 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Little Blackfoot RIVER 14 Miles MT76G004_130 "ONTARIO CREEK, headwaters to mouth (Little Blackfoot River)" Aluminum 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Little Blackfoot RIVER 6 Miles MT76G004_130 "ONTARIO CREEK, headwaters to mouth (Little Blackfoot River)" Zinc 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Little Blackfoot RIVER 6 Miles MT76G005_072 "DUNKLEBERG CREEK, T9N R12W S2 to mouth (Un-named Canal), T10N R11W S30" Nitrogen (Total) 1990 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 4 Miles MT76G005_072 "DUNKLEBERG CREEK, T9N R12W S2 to mouth (Un-named Canal), T10N R11W S30" Phosphorus (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 4 Miles MT76G005_081 "HOOVER CREEK, headwaters to Miller Lake" Phosphorus (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 5 Miles MT76G005_082 "HOOVER CREEK, Miller Lake to mouth (Clark Fork River)" Nitrogen (Total) 1990 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 7 Miles MT76G005_082 "HOOVER CREEK, Miller Lake to mouth (Clark Fork River)" Phosphorus (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 7 Miles MT76G005_092 "GOLD CREEK, the forest boundary to mouth (Clark Fork River)" Phosphorus (Total) 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 8 Miles MT76G005_111 "WARM SPRINGS CREEK, headwaters to line between R9W and R10W" Sedimentation/Siltation 1988 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Upper Clark Fork RIVER 10 Miles MT76G006_010 "UN-NAMED CREEK, headwaters to mouth (Ontario Creek), T8N R6W S27" Aluminum 2014 B-1 5 17010201 Upper Clark Fork Upper Clark Fork Columbia Little Blackfoot RIVER 1 Miles MT76H001_020 "BITTERROOT RIVER, Skalkaho Creek to Eightmile Creek" Sedimentation/Siltation 1988 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 34 Miles MT76H001_030 "BITTERROOT RIVER, Eightmile Creek to mouth (Clark Fork River)" Lead 2004 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 24 Miles MT76H001_030 "BITTERROOT RIVER, Eightmile Creek to mouth (Clark Fork River)" Sedimentation/Siltation 2000 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 24 Miles MT76H004_010 "BASS CREEK, Selway-Bitterroot Wilderness boundary to mouth (un-named channel of Bitterroot River), T9N R20W S3" Nitrogen (Total) 2006 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 5 Miles MT76H004_010 "BASS CREEK, Selway-Bitterroot Wilderness boundary to mouth (un-named channel of Bitterroot River), T9N R20W S3" Phosphorus (Total) 2014 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 5 Miles MT76H004_040 "MILL CREEK, Selway-Bitterroot Wilderness boundary to the mouth (Fred Burr Creek), T7N R20W S19" "Temperature, water" 2000 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 9 Miles MT76H004_120 "AMBROSE CREEK, headwaters to mouth (Threemile Creek)" Nitrogen (Total) 2000 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 12 Miles MT76H004_120 "AMBROSE CREEK, headwaters to mouth (Threemile Creek)" Phosphorus (Total) 2000 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 12 Miles MT76H004_130 "MILLER CREEK, headwaters to mouth (Bitterroot River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 18 Miles MT76H004_130 "MILLER CREEK, headwaters to mouth (Bitterroot River)" Nitrogen (Total) 2014 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 18 Miles MT76H004_130 "MILLER CREEK, headwaters to mouth (Bitterroot River)" Phosphorus (Total) 2006 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 18 Miles MT76H004_140 "THREEMILE CREEK, headwaters to mouth (Bitterroot River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1996 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 18 Miles MT76H004_140 "THREEMILE CREEK, headwaters to mouth (Bitterroot River)" Nitrogen (Total) 2014 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 18 Miles MT76H004_140 "THREEMILE CREEK, headwaters to mouth (Bitterroot River)" Phosphorus (Total) 1996 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 18 Miles MT76H004_160 "NORTH FORK RYE CREEK, headwaters to mouth (Rye Creek-Bitterroot River, South of Darby)" Nitrogen (Total) 2000 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 7 Miles MT76H004_160 "NORTH FORK RYE CREEK, headwaters to mouth (Rye Creek-Bitterroot River, South of Darby)" Phosphorus (Total) 2000 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 7 Miles MT76H004_170 "LICK CREEK, headwaters to mouth (Bitterroot River)" Aluminum 2014 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 6 Miles MT76H004_170 "LICK CREEK, headwaters to mouth (Bitterroot River)" Phosphorus (Total) 2006 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 6 Miles MT76H004_180 "MUDDY SPRING CREEK, headwaters to mouth (Gold Creek) T7N R19W S2" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 2 Miles MT76H004_190 "RYE CREEK, North Fork to mouth (Bitterroot River)" Nitrogen (Total) 2002 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 6 Miles MT76H004_190 "RYE CREEK, North Fork to mouth (Bitterroot River)" Phosphorus (Total) 2002 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 6 Miles MT76H004_200 "NORTH BURNT FORK CREEK, confluence with South Burnt Fork Creek to Mouth (Bitterroot River)" Nitrogen (Total) 2002 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 11 Miles MT76H004_200 "NORTH BURNT FORK CREEK, confluence with South Burnt Fork Creek to Mouth (Bitterroot River)" Phosphorus (Total) 2002 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 11 Miles MT76H004_210 "SWEATHOUSE CREEK, headwaters to mouth (Bitterroot River)" Phosphorus (Total) 2002 B-1 5 17010205 Bitterroot Upper Clark Fork Columbia Bitterroot RIVER 12 Miles MT76L001_010 "FLATHEAD RIVER, Flathead Reservation boundary to mouth (Clark Fork River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2010 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L001_010 "FLATHEAD RIVER, Flathead Reservation boundary to mouth (Clark Fork River)" Nitrogen (Total) 2010 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L001_010 "FLATHEAD RIVER, Flathead Reservation boundary to mouth (Clark Fork River)" Phosphorus (Total) 2010 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L001_010 "FLATHEAD RIVER, Flathead Reservation boundary to mouth (Clark Fork River)" Sedimentation/Siltation 1990 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L001_010 "FLATHEAD RIVER, Flathead Reservation boundary to mouth (Clark Fork River)" "Temperature, water" 1990 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L002_060 "LITTLE BITTERROOT RIVER, Hubbart Reservoir to Flathead Reservation Boundary" Nitrate/Nitrite (Nitrite + Nitrate as N) 1988 B-2 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 5 Miles MT76L002_060 "LITTLE BITTERROOT RIVER, Hubbart Reservoir to Flathead Reservation Boundary" Nitrogen (Total) 1988 B-2 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 5 Miles MT76L002_060 "LITTLE BITTERROOT RIVER, Hubbart Reservoir to Flathead Reservation Boundary" Phosphorus (Total) 1988 B-2 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 5 Miles MT76L002_060 "LITTLE BITTERROOT RIVER, Hubbart Reservoir to Flathead Reservation Boundary" Sedimentation/Siltation 1988 B-2 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 5 Miles MT76L002_070 "SULLIVAN CREEK, headwaters to Flathead Indian Reservation" Aluminum 2006 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L002_070 "SULLIVAN CREEK, headwaters to Flathead Indian Reservation" Cadmium 2006 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L002_070 "SULLIVAN CREEK, headwaters to Flathead Indian Reservation" Copper 2014 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L002_070 "SULLIVAN CREEK, headwaters to Flathead Indian Reservation" Phosphorus (Total) 1988 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L002_070 "SULLIVAN CREEK, headwaters to Flathead Indian Reservation" Sedimentation/Siltation 1988 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L002_070 "SULLIVAN CREEK, headwaters to Flathead Indian Reservation" Zinc 2006 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76L002_070 "SULLIVAN CREEK, headwaters to Flathead Indian Reservation" pH 2010 B-1 5 17010212 Lower Flathead Lower Clark Fork Columbia Lower Flathead RIVER 4 Miles MT76M001_010 "CLARK FORK RIVER, Fish Creek to Flathead River" Copper 1992 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 60 Miles MT76M001_010 "CLARK FORK RIVER, Fish Creek to Flathead River" Iron 2014 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 60 Miles MT76M001_010 "CLARK FORK RIVER, Fish Creek to Flathead River" Lead 1992 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 60 Miles MT76M001_020 "CLARK FORK RIVER, Rattlesnake Creek to Fish Creek" Copper 1990 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 53 Miles MT76M001_020 "CLARK FORK RIVER, Rattlesnake Creek to Fish Creek" Iron 2014 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 53 Miles MT76M001_020 "CLARK FORK RIVER, Rattlesnake Creek to Fish Creek" Lead 2014 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 53 Miles MT76M001_030 "CLARK FORK RIVER, Blackfoot River to Rattlesnake Creek" Arsenic 2014 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 6 Miles MT76M001_030 "CLARK FORK RIVER, Blackfoot River to Rattlesnake Creek" Cadmium 2014 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 6 Miles MT76M001_030 "CLARK FORK RIVER, Blackfoot River to Rattlesnake Creek" Copper 1990 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 6 Miles MT76M001_030 "CLARK FORK RIVER, Blackfoot River to Rattlesnake Creek" Iron 2014 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 6 Miles MT76M001_030 "CLARK FORK RIVER, Blackfoot River to Rattlesnake Creek" Lead 1990 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 6 Miles MT76M001_030 "CLARK FORK RIVER, Blackfoot River to Rattlesnake Creek" Zinc 2014 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 6 Miles MT76M002_050 "TROUT CREEK, headwaters to mouth (Clark Fork River)" Turbidity 2002 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 15 Miles MT76M002_090 "PETTY CREEK, headwaters to mouth (Clark Fork River)" Sedimentation/Siltation 1988 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 12 Miles MT76M002_090 "PETTY CREEK, headwaters to mouth (Clark Fork River)" "Temperature, water" 2000 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 12 Miles MT76M002_100 "WEST FORK PETTY CREEK, headwaters to mouth (Petty Creek)" Phosphorus (Total) 2006 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 8 Miles MT76M002_100 "WEST FORK PETTY CREEK, headwaters to mouth (Petty Creek)" Sedimentation/Siltation 1990 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 8 Miles MT76M002_130 "GRANT CREEK, headwaters to mouth (Clark Fork River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 19 Miles MT76M002_130 "GRANT CREEK, headwaters to mouth (Clark Fork River)" Nitrogen (Total) 2014 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 19 Miles MT76M002_130 "GRANT CREEK, headwaters to mouth (Clark Fork River)" Sedimentation/Siltation 1988 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 19 Miles MT76M002_130 "GRANT CREEK, headwaters to mouth (Clark Fork River)" "Temperature, water" 1990 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 19 Miles MT76M002_160 "NEMOTE CREEK, headwaters to mouth (confluence Clark Fork River)" Nitrogen (Total) 2006 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 10 Miles MT76M002_160 "NEMOTE CREEK, headwaters to mouth (confluence Clark Fork River)" Phosphorus (Total) 2006 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 10 Miles MT76M002_160 "NEMOTE CREEK, headwaters to mouth (confluence Clark Fork River)" "Temperature, water" 1992 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 10 Miles MT76M002_170 "DRY CREEK, headwaters to mouth (Clark Fork River)" Nitrogen (Total) 2006 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 16 Miles MT76M002_180 "FLAT CREEK, headwaters to mouth (Clark Fork)" Sedimentation/Siltation 2002 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 8 Miles MT76M004_020 "STONY CREEK, headwaters to mouth (Ninemile Creek)" Phosphorus (Total) 2006 B-1 5 17010204 Middle Clark Fork Lower Clark Fork Columbia Ninemile RIVER 7 Miles MT76N001_010 "CLARK FORK RIVER, Flathead River to Thompson Falls Reservoir" Dissolved Gas Supersaturation 2014 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 36 Miles MT76N001_020 "CLARK FORK RIVER, Noxon Dam to Noxon Bridge" Dissolved Gas Supersaturation 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 3 Miles MT76N001_020 "CLARK FORK RIVER, Noxon Dam to Noxon Bridge" "Temperature, water" 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Clark Fork River RIVER 3 Miles MT76N003_010 "LYNCH CREEK, headwaters to mouth (Clark Fork River)" Nitrogen (Total) 1988 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 13 Miles MT76N003_010 "LYNCH CREEK, headwaters to mouth (Clark Fork River)" Phosphorus (Total) 1988 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 13 Miles MT76N003_010 "LYNCH CREEK, headwaters to mouth (Clark Fork River)" Sedimentation/Siltation 1988 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 13 Miles MT76N003_010 "LYNCH CREEK, headwaters to mouth (Clark Fork River)" "Temperature, water" 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 13 Miles MT76N003_120 "WHITE PINE CREEK, headwaters to mouth (Beaver Creek)" "Temperature, water" 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Lower Clark Fork Tributaries RIVER 12 Miles MT76N003_160 "SWAMP CREEK, West Fork Swamp Creek to mouth (Clark Fork River), T20N R27W S3" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 5 Miles MT76N003_160 "SWAMP CREEK, West Fork Swamp Creek to mouth (Clark Fork River), T20N R27W S3" Nitrogen (Total) 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 5 Miles MT76N003_160 "SWAMP CREEK, West Fork Swamp Creek to mouth (Clark Fork River), T20N R27W S3" Phosphorus (Total) 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 5 Miles MT76N003_160 "SWAMP CREEK, West Fork Swamp Creek to mouth (Clark Fork River), T20N R27W S3" Sedimentation/Siltation 1996 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 5 Miles MT76N003_170 "HENRY CREEK, headwaters to mouth (Clark Fork River), T19N R26W S1" Sedimentation/Siltation 1992 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Middle Clark Fork Tributaries RIVER 7 Miles MT76N005_030 "McGREGOR CREEK, McGregor Lake to mouth (Thompson River)" Sedimentation/Siltation 1992 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Thompson RIVER 7 Miles MT76N005_030 "McGREGOR CREEK, McGregor Lake to mouth (Thompson River)" "Temperature, water" 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Thompson RIVER 7 Miles MT76N005_040 "LITTLE THOMPSON RIVER, headwaters to mouth (Thompson River), T22N R25W S8" Nitrogen (Total) 2014 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Thompson RIVER 20 Miles MT76N005_040 "LITTLE THOMPSON RIVER, headwaters to mouth (Thompson River), T22N R25W S8" Phosphorus (Total) 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Thompson RIVER 20 Miles MT76N005_040 "LITTLE THOMPSON RIVER, headwaters to mouth (Thompson River), T22N R25W S8" Sedimentation/Siltation 1992 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Thompson RIVER 20 Miles MT76N005_060 "LAZIER CREEK, headwaters to mouth (Thompson River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Thompson RIVER 8 Miles MT76N005_060 "LAZIER CREEK, headwaters to mouth (Thompson River)" Nitrogen (Total) 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Thompson RIVER 8 Miles MT76N005_060 "LAZIER CREEK, headwaters to mouth (Thompson River)" Phosphorus (Total) 2006 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Thompson RIVER 8 Miles MT76N005_060 "LAZIER CREEK, headwaters to mouth (Thompson River)" Sedimentation/Siltation 1992 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Thompson RIVER 8 Miles MT76N005_070 "MCGINNIS CREEK, headwaters to mouth (Little Thompson River)" Sedimentation/Siltation 1992 B-1 5 17010213 Lower Clark Fork Lower Clark Fork Columbia Thompson RIVER 5 Miles MT76O002_010 "ASHLEY CREEK, Ashley Lake to Smith Lake" Nitrogen (Total) 1988 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 16 Miles MT76O002_010 "ASHLEY CREEK, Ashley Lake to Smith Lake" "Oxygen, Dissolved" 2006 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 16 Miles MT76O002_010 "ASHLEY CREEK, Ashley Lake to Smith Lake" Sedimentation/Siltation 1988 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 16 Miles MT76O002_010 "ASHLEY CREEK, Ashley Lake to Smith Lake" "Temperature, water" 1988 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 16 Miles MT76O002_020 "ASHLEY CREEK, Smith Lake to Kalispell Airport Road" Nitrogen (Total) 2014 B-2 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 14 Miles MT76O002_020 "ASHLEY CREEK, Smith Lake to Kalispell Airport Road" Phosphorus (Total) 2014 B-2 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 14 Miles MT76O002_030 "ASHLEY CREEK, Kalispell airport road to mouth (Flathead River)" Nitrate/Nitrite (Nitrite + Nitrate as N) 1990 C-2 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 13 Miles MT76O002_030 "ASHLEY CREEK, Kalispell airport road to mouth (Flathead River)" Nitrogen (Total) 1990 C-2 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 13 Miles MT76O002_030 "ASHLEY CREEK, Kalispell airport road to mouth (Flathead River)" "Oxygen, Dissolved" 1990 C-2 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 13 Miles MT76O002_030 "ASHLEY CREEK, Kalispell airport road to mouth (Flathead River)" Phosphorus (Total) 1990 C-2 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 13 Miles MT76O002_030 "ASHLEY CREEK, Kalispell airport road to mouth (Flathead River)" "Temperature, water" 2006 C-2 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 13 Miles MT76O002_040 "SPRING CREEK, headwaters to mouth (Ashley Creek)" Arsenic 2006 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 5 Miles MT76O002_040 "SPRING CREEK, headwaters to mouth (Ashley Creek)" Nitrate/Nitrite (Nitrite + Nitrate as N) 2006 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 5 Miles MT76O002_040 "SPRING CREEK, headwaters to mouth (Ashley Creek)" Nitrogen (Total) 2006 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 5 Miles MT76O002_040 "SPRING CREEK, headwaters to mouth (Ashley Creek)" "Oxygen, Dissolved" 1992 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 5 Miles MT76O002_040 "SPRING CREEK, headwaters to mouth (Ashley Creek)" Phosphorus (Total) 2006 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 5 Miles MT76O002_050 "FISH CREEK, headwaters to mouth (Ashley Lake)" Sedimentation/Siltation 1992 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 2 Miles MT76O002_050 "FISH CREEK, headwaters to mouth (Ashley Lake)" Solids (Suspended/Bedload) 1992 B-1 5 17010208 Flathead Lake Flathead Columbia Flathead - Stillwater RIVER 2 Miles MT76O003_010 FLATHEAD LAKE Mercury 2000 A-1 5 17010208 Flathead Lake Flathead Columbia Flathead Lake FRESHWATER LAKE 57305 Acres MT76O003_010 FLATHEAD LAKE Polychlorinated biphenyls 2000 A-1 5 17010208 Flathead Lake Flathead Columbia Flathead Lake FRESHWATER LAKE 57305 Acres MT76O003_010 FLATHEAD LAKE Sedimentation/Siltation 1996 A-1 5 17010208 Flathead Lake Flathead Columbia Flathead Lake FRESHWATER LAKE 57305 Acres MT76P001_010 "STILLWATER RIVER, Logan Creek to mouth" Sedimentation/Siltation 1988 B-2 5 17010210 Stillwater Flathead Columbia Flathead - Stillwater RIVER 46 Miles MT76P001_030 "LOGAN CREEK, headwaters to Tally Lake" Sedimentation/Siltation 1988 B-1 5 17010210 Stillwater Flathead Columbia Flathead - Stillwater RIVER 21 Miles MT76P001_050 "SHEPPARD CREEK, headwaters to mouth (Griffin Creek)" Sedimentation/Siltation 2006 B-1 5 17010210 Stillwater Flathead Columbia Flathead - Stillwater RIVER 16 Miles MT76P003_010 "WHITEFISH RIVER, Whitefish Lake to mouth (Stillwater River)" Oil and Grease 2000 B-2 5 17010210 Stillwater Flathead Columbia Flathead - Stillwater RIVER 25 Miles MT76P003_010 "WHITEFISH RIVER, Whitefish Lake to mouth (Stillwater River)" PCB in Water Column 2000 B-2 5 17010210 Stillwater Flathead Columbia Flathead - Stillwater RIVER 25 Miles MT76P003_010 "WHITEFISH RIVER, Whitefish Lake to mouth (Stillwater River)" "Temperature, water" 1988 B-2 5 17010210 Stillwater Flathead Columbia Flathead - Stillwater RIVER 25 Miles MT76P004_010 WHITEFISH LAKE Mercury 2000 A-1 5 17010210 Stillwater Flathead Columbia Flathead - Stillwater FRESHWATER LAKE 3317 Acres MT76P004_010 WHITEFISH LAKE Polychlorinated biphenyls 2000 A-1 5 17010210 Stillwater Flathead Columbia Flathead - Stillwater FRESHWATER LAKE 3317 Acres MT76P004_010 WHITEFISH LAKE Sedimentation/Siltation 1996 A-1 5 17010210 Stillwater Flathead Columbia Flathead - Stillwater FRESHWATER LAKE 3317 Acres