Seminoe Pumped Storage Project

Black Canyon Hydro, LLC; Notice of Availability of the Draft Environmental Impact Statement for the Seminoe Pumped Storage Project and Public Comment Sessions Soliciting Comments

FERC has issued a Notice of Availability for the draft EIS evaluating the 972-megawatt Seminoe Pumped Storage Project (FERC No. 14787), proposed by Black Canyon Hydro, LLC. The project would be sited at the Bureau of Reclamation's Seminoe Reservoir on the North Platte River in Carbon County, Wyoming, approximately 35 miles northeast of Rawlins, occupying roughly 1,933 acres of BLM, Reclamation, and private lands. Eight cooperating agencies participated in preparing the draft EIS. Public comment sessions are scheduled for November 12 and 13, 2025, and written comments are due by January 2, 2026.

Black Canyon Hydro, LLC; Notice of Intent To Prepare an Environmental Impact Statement for the Seminoe Pumped Storage Project, Schedule for Environmental Review, and Request for Comments

FERC staff issued this Notice of Intent to prepare an EIS for the Seminoe Pumped Storage Project (FERC No. 14787), a proposed 972-MW pumped storage facility on the North Platte River at Reclamation's Seminoe Reservoir in Carbon County, Wyoming, approximately 35 miles northeast of Rawlins. The applicant, Black Canyon Hydro, LLC, proposes to construct a new upper reservoir, underground powerhouse with three 324-MW pump-turbines, water conveyance tunnels, and two overhead transmission lines on roughly 1,026 acres of BLM land. The EIS will analyze impacts to geology, aquatic resources, terrestrial resources, threatened and endangered species, recreation, cultural resources, and air quality. A draft EIS is expected in September 2025 with a 90-day comment period; the final EIS is targeted for April 2026 and a License Order by July 2026. Comments on scope are due April 28, 2025.