Power plants in Charles County, Maryland
5 operating power plants in Charles County, Maryland, with 1,079 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Plants
5
Nameplate capacity
1,079 MW
Net generation, 2025
4.79 TWh
Largest power plants in Charles County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | CPV St Charles Energy CenterNatural gas | 775 | 4,718 | 69.5% |
| 2 | Morgantown Generating PlantOil | 260 | 4.9* | 0.4% |
| 3 | RipleySolar | 28 | 44.2 | 18.3% |
| 4 | Rockfish Solar LLCSolar | 10 | 13.8 | 15.3% |
| 5 | Herbert Farm SolarSolar | 5.5 | 6.5 | 13.5% |
* Fewer than 12 months of 2025 reported, so the total is partial.
MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
More power plant lists for Maryland
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Other counties in Maryland
Prince Georges County31 plants · 3,094 MWHoward County26 plants · 47 MWBaltimore County23 plants · 47 MWGarrett County22 plants · 414 MWHarford County19 plants · 1,090 MWMontgomery County15 plants · 498 MWWashington County15 plants · 74 MWAnne Arundel County12 plants · 2,173 MWBaltimore City9 plants · 173 MW