Power plants in Union County, South Carolina

6 operating power plants in Union County, South Carolina, with 49 MW of nameplate capacity, largest first. From EIA-860M, August 2026.

Plants

6

Nameplate capacity

49 MW

Net generation, 2025

99.1 GWh

Largest

Lockhart

18 MW

Largest power plants in Union County

#PlantMW2025 net generation, GWhGWh, 2025Capacity factorOperator
1LockhartHydro1849.331.3%Lockhart Power Co
2Midway Green SolarSolar1320.518.3%Midway Green Solar, LLC
3City West Diesel PlantOil7.20.10.2%Lockhart Power Co
4Webb ForgingOil5.80.00.1%Central Electric Power
5Union Renewable Energy FacilityLandfill gas3.215.756.1%Lockhart Power Co
6Neal ShoalsHydro2.213.434.9%Dominion Energy South Carolina, Inc

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 South Carolina

Other counties in South Carolina