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

Recent News

DEQ awards $40,527,566 to the City of Sandpoint, Bonner County

BOISE – The Idaho Department of Environmental Quality (DEQ) today announced the award of a $38,000,000 low-interest wastewater construction loan and $2,527,566 in Legislative Supplemental Funding to t…

Read More

Wyoming, Idaho, and Utah Departments of Environmental Quality announce results of 2021 Tri-State Bear Survey

May 8, 2026 | News Releases

CHEYENNE, Wyo. — The Wyoming, Idaho, and Utah Departments of Environmental Quality have announced the results of the 2021 Tri-State Bear Survey (TBS), a water quality assessment of perennial streams a…

Read More

DEQ awards $350,000 to the Strawberry Mink Creek Water Association in Franklin County

BOISE – The Idaho Department of Environmental Quality (DEQ) announced the award of a $350,000 low-interest drinking water construction loan to the Strawberry Mink Creek Water Association in Franklin C…

Read More

DEQ awards $4,500,000 to Twenty Mile Creek Water Users Association in Boundary County, Idaho

BOISE – The Idaho Department of Environmental Quality (DEQ) today announced the award of a $4,500,000 low-interest drinking water construction loan to the Twenty Mile Creek Water Users Association in …

Read More

Did You Know?

DEQ’s Facility Planning Grants cover up to 50% of eligible costs for engineering studies to improve wastewater and drinking water facilities. The State Revolving Fund Loans offer low-interest loans for design and construction of drinking water and wastewater projects.
ver: 4.1.9 | last updated: