Public Notices - Air Quality Permits

The Air Compliance Program is responsible for administering those portions of the Clean Air Act (CAA) of Montana (Section 75-2-101 et seq., MCA) and companion regulations pertaining to compliance of air emissions from various types of facilities including delegated federal regulations.

Public Notices
 

Notes: For recent final permits, click the link above. For permits before 2010 please see the Data Search Tools.

The below list includes:

  • Montana Air Quality Permits (MAQPs)
  • Title V Operating Permits (OPs)

Use the field below to search by Permit Number, Facility Name, Location, or description of the facility.

Permit Number Facility/Permit Facility Description/Source Time Frame Site Location DEQ Contact
5215-01 Omimex Canada, Ltd Natural Gas Compressor Station Public Comment Period Ends January 31, 2019 Section 22, Township 33 North, and Range 5 East (48.602950, -112.244151), Glacier County, Montana John P. Proulx
2619-37 Phillips 66 Company Billings Petroleum Refinery  Public Comment Period Ends January 29, 2019  NW¼ of Section 2, Township 1 South, Range 26 East, in Yellowstone County, Montana Shawn Juers
5220-00 Capital Concrete Inc. Screening Wash Plant Public Comment Period Ends: January 22, 2019 Various Locations Across Montana Craig Henrikson
5206-00 FX Solutions Inc. Anaconda Slag Processing Facility Public Comment Period Ends January 21, 2018 South ½ of Section 01 and North ¼ of Section 12, Township 4 North, Range 11 West; and NE ¼ of Section 18, Township 4 North, Range 10 West, in Deer Lodge County, Montana - Adjacent to the Anaconda Slag Pile Shawn Juers
OP3021-10
TRD3021-10
Phillips 66 Company – Missoula Products Terminal Bulk Product Terminal Appeal Period Ends January 22, 2018 Section 8, Township 13 North, Range 19 West, in Missoula County, Montana Rhonda Payne
OP2946-11
TRD2946-11
Phillips 66 Company – Great Falls Products Terminal Bulk Product Terminal Appeal Period Ends January 22, 2018

1401 52nd Street North, Great Falls, MT  59405

Rhonda Payne
OP2850-08
TRD2850-08
Flathead County Solid Waste District - Flathead County Sanitary Landfill Municipal Solid Waste Landfill Public Comment Period Ends January 14, 2018

Sections 1 and 36, Townships 29 and 30 North, Range 22 West, Flathead County
4098 Highway 93 North
Kalispell, MT  59901

Rhonda Payne
OP1821-17
TRD1821-17
CHS Refinery Laurel Refinery Public Comment Period Ends January 3, 2019 South ½, Section 16, Township 2 South, Range 24 East, Yellowstone County, Montana Craig Henrikson
5200-00 Tintina Montana Black Butte Copper Project (Underground Mine and Mill) Public Comment Period Ends July 5, 2018  Sections 24, 25, and 36 in Township 12N, Range 6E, and Sections 19, 29, 30, 31, and 32 in Township 12N, Range 7E, Meagher County, Montana Craig Henrikson
5106-00 Otter Creek Coal, LLC Bituminous Coal and Lignite Surface Mine Public Comment Period Ends June 10, 2015 Sections 3, 4, 9, 10, 12, 13, 14, 15, 16, 21, 22, 23, 24, 25, and 26 in Township 4S, Range 45E in Powder River County, MT