Environmental Assessments

By Subject or Program:
Air Quality Permits/EAs
Coal & Uranium Mining
Search Opencut Permits
Hard Rock Mining Permits
Septic Tank Pumpers
Underground Storage Tanks
Waste Management (Hazardous Waste, Junk Vehicle Facilities, Solid Waste Facilities)
Water Quality Discharge Permits

The EAs listed in the links above are not included in the list below.
If no current documents are listed below, please use the links above to look at specific categories of EAs.
Environment Assessment Business Process Flowchart
DEQ Montana Environmental Policy Act (MEPA) Procedural Rule and Guidelines


 


Project Name

DEQ Determination

Issue Date
Removal or Response Date
Department Contact
Draft Environmental Assessment: Jeffries No. 18 Mine Tipple Reclamation and Musselshell River Restoration Project   April 2018 July 18, 2018

Scott Graham

Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406) 444-6473

Notice of Publication of Categorical Exclusion for Ten Mile Treatment Plant Outfall Main Replacement (DWSRF) CATEX June 15, 2018 July 30, 2018

Gary Wiens

Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406) 444-5322

Notice of Publication of Categorical Exclusion for Town of Stanford Test Well Project (DWSRF) CATEX June 7, 2018 July 23, 2018

Robert Ashton

Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406) 444-5322

Notice of Publication of Finding of No Significant Impact and Environmental Assessment for the City of Townsend Wastewater System Improvements (WPCSRF) FONSI & EA June 4, 2018 July 18, 2018

Michele Marsh

Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406) 444-5322

Notice of Publication of Categorical Exclusion for Highwood Water & Sewer District (WPCSRF) CATEX June 4, 2018 July 18, 2018

Terry Campbell

Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406) 444-7343

Final Environmental Assessment for proposed West Glacier RV Park's associated water, wastewater, and stormwater and Response to Comments.

DRAFT EA February 2018

Press Release, May 14, 2018

Final Approval May 14, 2018 N/A

Rachel Clark

Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406) 444-4400

Final Environmental Assessment - Lucky Minerals Emigrant Exploration Project Environmental Assessment July 26, 2017 None Dan Walsh
Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406) 444-6791

Final Environmental Assessment - Black Butte Copper Exploration Project


Frequently Asked Questions About The Black Butte Copper Project

Mitigated Environmental Assessment January 14, 2014 None

Tintina Alaska Exploration, Black Butte Project

Draft EA July 15, 2013 August 26, 2013