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November 26, 2021

Sweetwater Pumped Storage, US

By Carmen

Sweetwater Pumped Storage is a 600MW hydro power project. It is planned in New Mexico, the US. The project is currently in announced stage. It will be developed in single phase. The project construction is likely to commence in 2027 and is expected to enter into commercial operation in 2031.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 600 600 Announced New Mexico, the US Gridflex Energy; Sweetwater Hydro


The project is being developed by Gridflex Energy and Sweetwater Hydro. These companies also have ownership stakes in the project.

Sweetwater Pumped Storage is a pumped storage project. The hydro reservoir capacity is planned to be 13.59 million cubic meter. 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 penstock length will be 1,975.1m. The penstock diameter will be 7.62m. The project is expected to generate 1,051.2 GWh of electricity. The project cost is expected to be around $1,572.846m.

The hydro power project consists of 3 turbines, each with 200MW nameplate capacity.

Development Status

The project construction is expected to commence from 2027. Subsequent to that it will enter into commercial operation by 2031.


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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