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DEQ Air Quality

Check Today’s Air Quality Read More ...

Harmful Algal Bloom Info

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

EarthDay2020

Interviews with Electric Car Owners The Interviews ...

Work at DEQ

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

Musselshell

Wetland Health in the Musselshell River Basin The Story ...

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Director Shaun McGrath

Tintina Mine Update

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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 Releases Draft Environmental Assessment...

Davin, Moira / Wednesday, October 28, 2020 0 88
Agency Seeks Public Comment on Project Proposed by Blue Arc LLC
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