OH · State grid profile
Ohio power grid
Ohio's operating capacity is led by natural gas, followed by coal, solar, and nuclear resources. Its profile shows how a historically thermal power system is adding a broader mix of proposed generation.
Final 2024 state totalsPreliminary 2025 facilitiesCommunity-reported data centers
Coverage quality
What is complete here?
Generation portfolio
Ohio capacity by fuel
Oil & gas57.9%19,180 MW
Coal21.1%6,999 MW
Solar9.8%3,238 MW
Nuclear6.7%2,237 MW
Wind3.3%1,107 MW
Hydro0.4%129 MW
Biomass0.3%114 MW
Industrial & other0.3%102 MW
Storage0.1%40 MW
Facility intelligence
Largest Ohio power plants
| Plant | Primary fuel | Location | Utility | Operating capacity |
|---|---|---|---|---|
| Gavin Power, LLCPlant 8102 | Coal | Cheshire, OHGallia County | Gavin Power, LLC | 2,600 MW |
| Guernsey Power StationPlant 62949 | Oil & gas | Byesville, OHGuernsey County | Guernsey Power Station LLC | 2,055 MW |
| CardinalPlant 2828 | Coal | Brillant, OHJefferson County | Cardinal Operating Company | 1,880 MW |
| Hanging Rock Energy FacilityPlant 55736 | Oil & gas | Ironton, OHLawrence County | Dynegy Hanging Rock Energy Facility | 1,430 MW |
| PerryPlant 6020 | Nuclear | Perry, OHLake County | Energy Harbor Nuclear Generation LLC | 1,312 MW |
| South Field EnergyPlant 60356 | Oil & gas | Wellsville, OHColumbiana County | South Field Energy, LLC | 1,210 MW |
| Miami FortPlant 2832 | Coal | North Bend, OHHamilton County | Luminant Miami Fort | 1,181 MW |
| Kyger CreekPlant 2876 | Coal | Cheshire, OHGallia County | Ohio Valley Electric Corp | 1,087 MW |
| Oregon Clean Energy CenterPlant 59764 | Oil & gas | Oregon, OHLucas County | Oregon Clean Energy Center | 1,062 MW |
| Rolling Hills GeneratingPlant 55401 | Oil & gas | Wilkesville, OHVinton County | Rolling Hills Generating LLC | 978 MW |
Methodology
Transparent by design
State totals and fuel mix use finalized EIA-860 2024 generator data. The facility table uses the EIA-860 2025 Early Release and is preliminary. Data-center counts use OpenStreetMap community records and measure mapped coverage, not the full market.