Idaho Department
of Environmental Quality

October 19, 2022
BOISE — The Idaho Department of Environmental Quality (DEQ) today released the 2023 Idaho Pollutant Discharge Elimination System Program (IPDES) Permit Issuance Plan for the upcoming calendar year. 

April 8, 2024
BOISE – Applicants interested in implementing agricultural or ranching best management practices have until April 15, 2024, to submit applications under the state Agricultural Best Management Practices (BMP) Grant Program. 

June 7, 2024
BOISE – The Idaho Department of Environmental Quality (DEQ) has finalized the Idaho Pollutant Discharge Elimination System (IPDES) general permit for small suction dredge mining with minor modifications.