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We protect human health and the quality of Idaho's air, land, and water.

Recent News

DEQ seeks representative for Middle Snake Watershed Advisory Group

August 14, 2026 | News Releases

TWIN FALLS – The Idaho Department of Environmental Quality (DEQ) is seeking representatives to fill two vacancies on the Middle Snake Watershed Advisory Group (WAG).

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DEQ seeks representative for Wood River Watershed Advisory Group

August 11, 2026 | News Releases

TWIN FALLS – The Idaho Department of Environmental Quality (DEQ) is seeking a representative to fill a vacancy on the Wood River Watershed Advisory Group (WAG). 

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Avista reducing water releases from Post Falls Dam to minimum required levels

August 7, 2026 | News Releases

SPOKANE, WA –Avista will reduce water releases from Post Falls Dam to the minimum level required under Avista’s federal operating license beginning this week.

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DEQ seeks participation in private well sampling in Minidoka County, Idaho

August 4, 2026 | News Releases

BOISE – The Idaho Department of Environmental Quality (DEQ) is reaching out to private domestic well owners within the Minidoka Nitrate Priority Area in Minidoka County to participate in a sampling ev…

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Did You Know?

Disposal of business waste, including spent solvents, sumps, electronics, and more, may be subject to local, state, and federal requirements. See DEQ’s Common Business Waste web page for specific disposal requirements.
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