Nuclear power plants in Ohio
2 operating nuclear power plants in Ohio with 2,237 MW of nuclear capacity, largest first. From EIA-860M, August 2026.
Largest nuclear power plants in Ohio
| # | Plant | Nuclear MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | PerryLake County | 1,312 | 9,350 | 81.4% |
| 2 | Davis BesseOttawa County | 925 | 7,792 | 96.1% |
Projects where nuclear is the largest fuel or at least a fifth of nameplate capacity. MW is nuclear 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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