Idaho Departmet of Environmental Quality

The Department of Environmental Quality's (DEQ) mission is to protect human health and preserve the quality of Idaho's air, land and water for use and enjoyment today and in the future.

DEQ is a state department created by the Idaho Environmental Protection and Health Act to ensure clean air, water, and land in the state and protect Idaho citizens from the adverse health impacts of pollution.

As a regulatory agency, DEQ enforces various state environmental regulations and administers a number of federal environmental protection laws including the Clean Air Act, the Clean Water Act, and the Resource Conservation and Recovery Act.

The agency is committed to working in partnership with local communities, businesses and citizens to identify and implement cost-effective environmental solutions.

Find your nearest DEQ regional office.

Contact Idaho Departmet of Environmental Quality

1445 N. Orchard St.
Boise, Idaho  83706
Phone: (208) 373-0550
Toll Free: (888) 800-3480
Fax: (208) 373-0287


Service Area

Statewide service provider in:
  • Idaho