Battery storage projects in Pennsylvania
3 operating battery storage projects in Pennsylvania with 35 MW of battery capacity, largest first. From EIA-860M, August 2026.
Largest battery storage projects in Pennsylvania
| # | Plant | Battery MW | GWh, 2025 |
|---|---|---|---|
| 1 | Meyersdale BatterySomerset County | 18 | −4.4 |
| 2 | Green Mountain Storage, LLCSomerset County | 10 | −0.4 |
| 3 | PNY BESS LLCPhiladelphia County | 6.2 | −0.7 |
Every project with battery storage, solar and wind hybrids included. MW is battery nameplate only; net generation covers the whole project. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
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