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November 30, 2021

Gordon Butte Pumped Storage, US

By Carmen

Gordon Butte Pumped Storage is a 400MW hydro power project. It is planned on Cottonwood Creek river/basin in Montana, the US. The project is currently in permitting stage. It will be developed in single phase. Post completion of the construction, the project is expected to get commissioned in 2023.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 400 400 Permitting Montana, the US Absaroka Energy


The project is being developed by Absaroka Energy. Absaroka Energy and Copenhagen Infrastructure Partners KS are currently owning the project.

Gordon Butte Pumped Storage is a pumped storage project. The hydro reservoir capacity is planned to be 4.995 million cubic meter. The net head of the project will be 312.42m. The total number of penstocks, pipes or long channels that carry water down from the hydroelectric reservoir to the turbines inside the actual power station, is expected to be 1 in number. The project is expected to generate 1,300 GWh of electricity. The project cost is expected to be around $1,000m.

The project will have 3 electric generators installed at the project site. The generator capacity is likely to be 134 MVA.

Development Status

Post completion of the construction, the project is expected to get commissioned in 2023.

Contractors Involved

Ames Construction, Barnard Construction and SNC-Lavalin Construction (Ontario) are expected to render EPC services for the hydro power project.

GE Renewable Energy will be the turbine supplier for the hydro power project. The company is expected to provide 4 units of pump turbines, each with 100MW nameplate capacity.


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.

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