To protect human health and the
quality of Idaho’s air, land, and water.
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.
Protecting public health is our top priority. To ensure the safety of all Idahoans, we are committed to responding proactively and providing important resources related to drinking water, wastewater, solid waste, and air quality. We will update this information as it becomes available.
What's New at DEQ?
Recently updated pages on DEQ's website:
- News Release - DEQ awards wastewater planning grant to the city of Homedale, Owyhee County
- News Release - DEQ prepares IPDES preliminary draft permit for the South Fork Coeur d’Alene River Sewer District Page Treatment Plant
- Job Opening - Hazardous Waste Data Analyst - Waste Management & Remediation Division, State Office, Boise
- News Release - DEQ awards drinking water planning grant to the city of Grand View, Owyhee County
- Public Comment Opportunity - Draft FONSI - City of Preston
- News Release - DEQ seeks comment on draft reuse permit modification for Sandpiper Shores Master Utility, LLC
- Public Comment Opportunity - Draft Permit Modification - Sandpiper Shores
- Public Comment Opportunity - Draft T1 Air Permit - U.S. Air Force - Mountain Home Air Force Base
- Public Comment Opportunity - Draft 401 Certification - Lower Boise Watershed - city of Middleton
- Public Comment Opportunity - Proposed settlement action - city of Jerome