U.S. pumped storage capacity additions by state 2022

As of May 2022, 20 U.S. states had pumped storage projects which had been issued a preliminary permit. Arizona had the highest permitted proposed capacity at the time, at more than 10 gigawatts. Utah followed, with approximately 5.2 gigawatts.

Proposed pumped storage hydropower capacity additions in the United States as of May 2022, by state (in megawatts)

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Release date

May 2022

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Region

United States

Survey time period

2022

Special properties

Only including projects with an issued preliminary permit.

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Proposed pumped storage hydropower capacity additions in the United States as of May 2022, by state (in megawatts)

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