Idaho Department
of Environmental Quality

May 29, 2025
TWIN FALLS — The Idaho Department of Environmental Quality (DEQ) is seeking members representing conservation, livestock and grazing, recreation, and the Middle Snake Regional Water Resource Commission to serve on the Middle Snake Watershed Advisory Group (WAG).

March 24, 2023
COEUR D’ALENE—The Coeur d’Alene Lake Advisory Committee on Thursday recommended $31 million for 19 projects that will help protect water quality in Coeur d’Alene Lake. 

(Kellogg, ID – October 21, 2021) — The State of Idaho has officially taken possession of the newly upgraded Central Treatment Plant in Kellogg, Idaho. The recently completed $50 million project was undertaken by the U.S. Army Corps of Engineers (USACOE) and their contractor, Wood Environmental and Infrastructure Services, with oversight by the U.S. Environmental Protection Agency (EPA). The project is part of the larger, multi-agency/multi-state Coeur d’Alene Basin Cleanup, underway from the Montana state line to the Washington state line in northern Idaho.

BOISE — The Idaho Department of Environmental Quality (DEQ) seeks public comment on a proposed settlement action with Conger Management Group, Incl for discharge for violations of the 2022 construction general permit for discharges from construction activities.