DEQ preparing draft 401 water quality certification for Ashton Hydroelectric Project
IDAHO FALLS – The Idaho Department of Environmental Quality (DEQ) is preparing a draft 401 water quality certification for the Ashton Hydroelectric Project—Federal Energy Regulatory Commission (FERC) Docket No. P-2381.
Read Full ArticleDEQ awards $142,500 to four water systems across Idaho
BOISE – The Idaho Department of Environmental Quality (DEQ) awarded $142,500 to four water systems to help evaluate deficiencies and determine necessary upgrades.
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DEQ seeks comment on draft cyanidation permit modification for Perpetua Resources Idaho, Inc.
Accepting comments from February 19, 2026 through April 20, 2026.
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