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Seminoe Pumped Water Storage Project

Sector: Hydro • Location: Casper, Wyoming, United States

Source: News From The States

Project
Planned

A proposed pumped-water electricity storage facility at Seminoe Reservoir involving the construction of a 13,400-acre-foot reservoir in the Bennett Mountains overlooking Seminoe Reservoir. The project aims to store energy by pumping water uphill during off-peak hours and releasing it to generate hydroelectricity during high-demand periods. The project is intended to meet Wyoming's future energy ne

Status
Prospective
Sector
Hydro, Water Supply and Storage, Power Generation (CCGT)
Location
Casper, Wyoming, United States of America
Updated
22 Jul 2026
Source
News From The States

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Project Information

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The project “Seminoe Pumped Water Storage Project” is an infrastructure initiative in the Hydro sector, located in Casper, Wyoming, United States. Taiyo aggregates data on it from News From The States.

Participants

Not available for this record.

Status

Original status

planned

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

A proposed pumped-water electricity storage facility at Seminoe Reservoir involving the construction of a 13,400-acre-foot reservoir in the Bennett Mountains overlooking Seminoe Reservoir. The project aims to store energy by pumping water uphill during off-peak hours and releasing it to generate hydroelectricity during high-demand periods. The project is intended to meet Wyoming's future energy needs and improve grid reliability and affordability.

Original sector

Energy

Budget

Location

Country

United States of America (USA)

State

Wyoming

City

Casper

Source

Source

News From The States

URL

More Details

Record type

Project

Sector

Hydro, Water Supply and Storage, Power Generation (CCGT)

Article published date

2026-06-01

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