Directory of Power Plants in South Carolina
| County | State Rank | Active Plants | May 2026 Generation |
|---|
| Oconee County, SC | # 1 | 4 | 21.4 TWh |
| York County, SC | # 2 | 4 | 18.4 TWh |
| Anderson County, SC | # 3 | 17 | 11.0 TWh |
| Berkeley County, SC | # 4 | 9 | 10.9 TWh |
| Fairfield County, SC | # 5 | 6 | 7.4 TWh |
| Darlington County, SC | # 6 | 28 | 6.9 TWh |
| Georgetown County, SC | # 7 | 7 | 5.2 TWh |
| Jasper County, SC | # 8 | 5 | 4.4 TWh |
| Richland County, SC | # 9 | 6 | 3.3 TWh |
| Calhoun County, SC | # 10 | 7 | 3.2 TWh |
| Aiken County, SC | # 11 | 6 | 2.2 TWh |
| Orangeburg County, SC | # 12 | 17 | 2.0 TWh |
| Cherokee County, SC | # 13 | 7 | 2.0 TWh |
| Lexington County, SC | # 14 | 12 | 882.9 GWh |
| McCormick County, SC | # 15 | 1 | 566.0 GWh |
| Florence County, SC | # 16 | 12 | 492.6 GWh |
| Allendale County, SC | # 17 | 6 | 352.4 GWh |
| Saluda County, SC | # 18 | 4 | 248.2 GWh |
| Marlboro County, SC | # 19 | 3 | 234.5 GWh |
| Beaufort County, SC | # 20 | 6 | 192.4 GWh |
| Dorchester County, SC | # 21 | 1 | 150.0 GWh |
| Chesterfield County, SC | # 22 | 3 | 149.5 GWh |
| County | State Rank | Active Plants | May 2026 Generation |
|---|
| Chester County, SC | # 23 | 3 | 147.0 GWh |
| Kershaw County, SC | # 24 | 2 | 137.3 GWh |
| Horry County, SC | # 25 | 9 | 125.2 GWh |
| Lancaster County, SC | # 26 | 3 | 108.0 GWh |
| Union County, SC | # 27 | 6 | 99.1 GWh |
| Hampton County, SC | # 28 | 4 | 79.3 GWh |
| Barnwell County, SC | # 29 | 8 | 75.8 GWh |
| Spartanburg County, SC | # 30 | 19 | 70.7 GWh |
| Lee County, SC | # 31 | 10 | 55.3 GWh |
| Williamsburg County, SC | # 32 | 3 | 42.5 GWh |
| Charleston County, SC | # 33 | 5 | 33.0 GWh |
| Dillon County, SC | # 34 | 11 | 28.4 GWh |
| Marion County, SC | # 35 | 11 | 22.9 GWh |
| Greenville County, SC | # 36 | 9 | 20.4 GWh |
| Clarendon County, SC | # 37 | 4 | 15.2 GWh |
| Greenwood County, SC | # 38 | 6 | 14.8 GWh |
| Bamberg County, SC | # 39 | 3 | 13.7 GWh |
| Laurens County, SC | # 40 | 4 | 13.1 GWh |
| Newberry County, SC | # 41 | 2 | 6.2 GWh |
| Colleton County, SC | # 42 | 4 | 3.2 GWh |
| Abbeville County, SC | # 43 | 1 | 117.0 MWh |
