United States βΊ Power plants βΊ Battery storage βΊ Maine
OCTARY USA Β· BATTERY STORAGESolar Carver 3, LLC: battery storage sites in Maine
Grid-scale battery and other energy storage in the United States, with power (MW) and, where reported, energy (MWh). Click a state to drill down, or search near a place.
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Operating capacity by state
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Largest owners and operators
By capacity in the current view. Click to see their plants.
- Cross Town Energy Storage LLC1 plants Β· 175 MW
- Great Lakes Hydro America LLC1 plants Β· 20.0 MW
- FPL Energy Wyman LLC1 plants Β· 16.7 MW
- Agilitas Energy, Inc.3 plants Β· 11.3 MW
- South Portland ESS, LLC1 plants Β· 10.0 MW
- Brookfield White Pine Hydro LLC1 plants Β· 8.0 MW
- Brookfield Power New England1 plants Β· 8.0 MW
- Sanford ESS, LLC1 plants Β· 5.0 MW
Source: U.S. Energy Information Administration, Form EIA-860M, Monthly Update to the Annual Electric Generator Report, September 2026. Includes generators of 1 MW and over at plants connected to the grid. Planned dates are developers' targets reported to EIA and often move. US EV charging map