September 10, 2026

US FEDERAL ENERGY REGULATORY COMMISSION
FERC Staff Issues Final Supplemental Environmental Impact Statement (SEIS) that Supplements the Final Environmental Impact Statement (EIS) for the Idaho Power Company's Hells Canyon Hydroelectric Project (P-1971-079)

September 10, 2026
Project No. 1971-079 Commission staff prepared a final supplemental Environmental Impact Statement (SEIS) that supplements the final environmenta. . .

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