• Divisions
    • Director's Office
    • Enforcement
    • Centralized Services
    • Air, Energy & Mining
    • Water Quality
    • Waste Management & Remediation
  • CONTACTS
    • About Us
    • Affiliated Organizations
    • Contact Us
    • DEQ Staff Directory
    • DEQ Office Locations/Addresses
    • About Montana DEQ
      • Advisory Councils
      • Affiliated Organizations
      • Goal and Objectives
      • Organizational Structure
      • Our Mission
    • Board of Environmental Review
      • Board Authority
      • Board Policies
      • FAQs
      • Meeting Calender
      • Personnel Contacts
    • Director's Office
      • DEQ Business Processes
      • Goals and Objectives
      • Legal Unit
      • Organizational Chart
    • Environmental Links
      • EA: Environmental Assessments

      • EIS: Environmental Impact Statements

      • Major Facility Siting

      • Online Services

      • Today's Air
    • Permits
      • Air
      • Hazardous Waste
      • Mining
      • Solid Waste
      • Water Related
      • General Permits
    • Public Interest
      • DEQ Bids and Quotes
      • Legal and Public Notices
      • Press Releases
      • Public Comments
      • Public Meetings
      • Request Public Records

Text/HTML

Air

Energy

Water

Mining

Cleanup &
Waste Management

Citizen Engagement

Text/HTML

  1.  
  2.  
  3.  
  4.  
  5.  
Coal Mine Reclamation Information

Crow Tribe, company, and DEQ cooperate on reclamation The Absaloka Story ...

Work at DEQ

The Work of DEQ Watch this short video for a look at what we do ...

DEQ Air Quality

Check Today’s Air Quality Read More ...

DEQ Water Quality Dashboard

Key Metrics in Environmental Protection Read More ...

Harmful Algal Bloom Info

Help us to find and report Harmful Algal Blooms Here's How ...

Text/HTML

Director Shaun McGrath

Tintina Mine Update

Water Permitting Online

About Us

The Montana Department of Environmental Quality is charged with protecting a clean and healthy environment as guaranteed to our citizens by our State Constitution. Our ultimate goal is to protect public health and to maintain Montana's high quality of life for current and future generations.

Latest News

DEQ seeks Public Comment on Colstrip Steam...

Harbage, Rebecca / Friday, October 11, 2019 0 142
Read more
RSS

Follow Us