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Environmental Assessments

By Subject or Program:
Air Quality Permits/EAs
Coal & Uranium Mining
Search Opencut Permits
Hard Rock Mining Permits
Septic Tank Pumpers
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

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Project Name

DEQ
Determination

Issue Date
Removal or Response Date
Department Contact

Notice of Publication of Categorical Exclusion for the Town of Belt(DWSRF)

Notice of Publication of Categorical Exclusion August 27, 2015 October 13, 2015

Mark Smith
Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406)444-5325

Finding of No Significant Impact and Environmental Assessment for the Polson Wastewater Treatment Plant Improvements(WPCSRF)

Finding of No Significant Impact and Environmental Assessment August 21, 2015 October 5, 2015

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

Finding of No Significant Impact for Dry Prairie Rural Water Authority Nashua Connection Pipeline Project(DWSRF)

Finding of No Significant Impact August 4, 2015 September 14, 2015

Marc Golz
Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406)444-6770

Final Environmental Assessment - Black Butte Copper Exploration Project


Frequently Asked Questions About The Black Butte Copper Project

Mitigated Environmental Assessment January 14, 2014 None

Herb Rolfes
Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406)444-3841

Tintina Alaska Exploration, Black Butte Project Draft EA July 15, 2013 August 26, 2013

Herb Rolfes
Montana Department of Environmental Quality
PO Box 200901
Helena, MT 59620-0901
Phone: (406)444-3841