Summary of Electricity Activity in South Carolina

Summary of South Carolina Generation

South Carolina is ranked #15 out of 51 U.S. states and territories in terms of total annual net electricity generation.

GridInfo.com electricity generation data is aggregated from Jan 2001 to Sep 2025.

Companies on File192
Plants on File304
Total Generation7.86G MMBtu
Total Sales 7.17G kWh
Total Revenue $820.84M

Map of Top Producing Cities in the South Carolina

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Overall National Rank

#15 /51 U.S. States

In Net Annual Generation

Overall Annual Net Geneneration

103.5 TWh

Total Annual Fuel Consumption

1.1 G MMBtu

Electric Companies in South Carolina

192

South Carolina
Power Plants

304

Natural Gas Rank

#22

Coal Rank

#20

Nuclear Rank

#3

Hydroelectric Rank

#17

Wind Rank

#45

Solar Rank

#20

Monthly Net Generation for South Carolina

Electricity Sales Distribution

Electricity Sales, Price, and Revenue Breakdown

SalesPrice (Avg)Revenue
Residential2.69G kWh15.34 cents/kWh$413.14M
Commercial2.34G kWh10.96 cents/kWh$257.05M
Industrial2.13G kWh7.07 cents/kWh$150.65M
Transportation0 kWh0.00 cents/kWh$0
Total7.17G kWh11.45 cents/kWh$820.84M

Production by Source

Largest 24 Power Plants in South Carolina

RankPlantUtilityLocationAnnual GenerationInitial Operation DateLast UpdateFuel Types
#15Broad River Energy CenterBroad River Energy LLCGaffney, South Carolina817.1 GWhJun 2000Sep 2025 Natural Gas : 99.8%
#2CatawbaDuke Energy Carolinas, LLCYork, South Carolina18.6 TWhMay 1985Sep 2025 Nuclear
#17Cherokee County CogenCherokee County Cogen Partners LLCGaffney, South Carolina647.2 GWhFeb 1998Dec 2024 Natural Gas
#10Columbia Energy Center (SC)Dominion Energy South Carolina, IncGaston, South Carolina3.2 TWhApr 2004Sep 2025 Natural Gas
#14CopeDominion Energy South Carolina, IncCope, South Carolina1.7 TWhDec 1995Sep 2025 Natural Gas : 76.8% Bituminous Coal : 23.1%
#3CrossSouth Carolina Public Service AuthorityCross, South Carolina9.0 TWhApr 1984Sep 2025 Bituminous Coal : 99.6%
#19Fairfield Pumped StorageDominion Energy South Carolina, IncJenkinsville, South Carolina491.5 GWhMay 1978Sep 2025 Water
#21Florence MillWestRock-FlorenceFlorence, South Carolina339.8 GWhOct 1963Sep 2025 Black Liquor : 52.1% Wood/Wood Waste Solids : 35.7% Natural Gas : 5.7% Bituminous Coal : 5.6% Residual Fuel Oil : 0.9%
#5H B RobinsonDuke Energy Progress - (NC)Hartsville, South Carolina6.1 TWhFeb 1971Sep 2025 Nuclear
#20International Paper Georgetown MillInternational Paper Co-GT MillGeorgetown, South Carolina484.7 GWhDec 1965Dec 2024 Black Liquor : 60.8% Wood/Wood Waste Solids : 19.3% Natural Gas : 11.2% Tire-derived Fuels : 8.0% Residual Fuel Oil : 0.6%
#16J Strom ThurmondUSCE-Savannah DistrictClarks Hill, South Carolina650.7 GWhDec 1952Dec 2024 Water
#9JasperDominion Energy South Carolina, IncHardeeville, South Carolina3.4 TWhApr 2004Sep 2025 Natural Gas : 99.9%
#7John S RaineySouth Carolina Public Service AuthorityStarr, South Carolina5.0 TWhAug 2001Sep 2025 Natural Gas
#22McMeekinDominion Energy South Carolina, IncColumbia, South Carolina264.6 GWhJun 1958Aug 2025 Natural Gas
#1OconeeDuke Energy Carolinas, LLCSeneca, South Carolina22.6 TWhJun 1973Sep 2025 Nuclear
#23St StephenUS Army Corps of EngineersSt. Stephen, South Carolina258.6 GWhFeb 1985Dec 2024 Water
#18Sylvamo Corporation Eastover FacilitySylvamo Corporation - EastoverEastover, South Carolina520.1 GWhMar 1984Sep 2025 Black Liquor : 72.3% Wood/Wood Waste Solids : 17.4% Natural Gas : 9.7% Waste/Other Oil : 0.6%
#13UrquhartDominion Energy South Carolina, IncBeech Island, South Carolina1.8 TWhNov 1953Sep 2025 Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
#4V C SummerDominion Energy South Carolina, IncJenkinsville, South Carolina7.6 TWhDec 1983Sep 2025 Nuclear
#6W S LeeDuke Energy Carolinas, LLCWilliamston, South Carolina5.8 TWhFeb 1951Sep 2025 Natural Gas
#11WatereeDominion Energy South Carolina, IncEastover, South Carolina2.8 TWhAug 1970Aug 2025 Bituminous Coal : 99.7%
#24Wateree HydroDuke Energy Carolinas, LLCRidgeway, South Carolina255.3 GWhSep 1919Dec 2024 Water
#12WilliamsSouth Carolina Genertg Co, IncGoose Creek, South Carolina2.3 TWhMay 1972Sep 2025 Bituminous Coal : 99.7%
#8WinyahSouth Carolina Public Service AuthorityGeorgetown, South Carolina4.2 TWhFeb 1975Sep 2025 Bituminous Coal : 99.6%

Electricity Generation by South Carolina Counties

State RankCounty# Power PlantsNet Generation
Past 12 Months
Net Generation
from Natural Gas
Net Generation
from Wind
Net Generation
from Solar
Net Generation
from Nuclear
#42Abbeville County, SC187.0 MWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#12Aiken County, SC62.0 TWh1.8 TWh0.0 Wh166.6 GWh0.0 Wh
#17Allendale County, SC6342.6 GWh0.0 Wh0.0 Wh204.9 GWh0.0 Wh
#4Anderson County, SC1710.8 TWh10.7 TWh0.0 Wh22.0 GWh0.0 Wh
#39Bamberg County, SC311.9 GWh0.0 Wh0.0 Wh11.9 GWh0.0 Wh
#30Barnwell County, SC869.1 GWh0.0 Wh0.0 Wh69.1 GWh0.0 Wh
#23Beaufort County, SC6165.6 GWh22.4 GWh0.0 Wh142.7 GWh0.0 Wh
#3Berkeley County, SC811.8 TWh3.7 GWh0.0 Wh9.9 GWh0.0 Wh
#8Calhoun County, SC73.6 TWh3.2 TWh0.0 Wh358.1 GWh0.0 Wh
#36Charleston County, SC517.9 GWh16.0 GWh0.0 Wh0.0 Wh0.0 Wh
#13Cherokee County, SC71.6 TWh1.5 TWh0.0 Wh8.2 GWh0.0 Wh
#19Chester County, SC3230.9 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#24Chesterfield County, SC3147.2 GWh0.0 Wh0.0 Wh147.2 GWh0.0 Wh
#37Clarendon County, SC415.1 GWh0.0 Wh0.0 Wh15.1 GWh0.0 Wh
#41Colleton County, SC43.4 GWh0.0 Wh0.0 Wh3.4 GWh0.0 Wh
#6Darlington County, SC286.3 TWh19.7 GWh0.0 Wh61.5 GWh6.1 TWh
#33Dillon County, SC1132.4 GWh0.0 Wh0.0 Wh32.4 GWh0.0 Wh
#25Dorchester County, SC1130.4 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#5Fairfield County, SC58.2 TWh0.0 Wh0.0 Wh0.0 Wh7.6 TWh
#16Florence County, SC12387.2 GWh19.5 GWh0.0 Wh47.4 GWh0.0 Wh
#7Georgetown County, SC74.7 TWh54.4 GWh0.0 Wh0.0 Wh0.0 Wh
#35Greenville County, SC921.7 GWh0.0 Wh0.0 Wh6.3 GWh0.0 Wh
#38Greenwood County, SC615.1 GWh0.0 Wh0.0 Wh15.1 GWh0.0 Wh
#29Hampton County, SC481.5 GWh0.0 Wh0.0 Wh81.5 GWh0.0 Wh
#26Horry County, SC9123.9 GWh0.0 Wh0.0 Wh119.2 GWh0.0 Wh
#9Jasper County, SC53.6 TWh3.4 TWh0.0 Wh169.2 GWh0.0 Wh
#18Kershaw County, SC2255.3 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#22Lancaster County, SC3170.9 GWh0.0 Wh0.0 Wh6.3 GWh0.0 Wh
#31Lee County, SC1059.8 GWh0.0 Wh0.0 Wh40.7 GWh0.0 Wh
#14Lexington County, SC12822.8 GWh264.6 GWh0.0 Wh414.8 GWh0.0 Wh
#34Marion County, SC1124.8 GWh0.0 Wh0.0 Wh24.8 GWh0.0 Wh
#20Marlboro County, SC3219.8 GWh4.7 MWh0.0 Wh21.3 GWh0.0 Wh
#15McCormick County, SC1650.7 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#40Newberry County, SC25.8 GWh0.0 Wh0.0 Wh5.8 GWh0.0 Wh
#1Oconee County, SC422.1 TWh0.0 Wh0.0 Wh0.0 Wh22.6 TWh
#11Orangeburg County, SC172.3 TWh1.3 TWh0.0 Wh511.5 GWh0.0 Wh
#10Richland County, SC63.5 TWh51.2 GWh0.0 Wh145.5 GWh0.0 Wh
#21Saluda County, SC4171.7 GWh0.0 Wh0.0 Wh171.7 GWh0.0 Wh
#28Spartanburg County, SC1982.4 GWh1.2 GWh0.0 Wh60.6 GWh0.0 Wh
#27Union County, SC6121.3 GWh0.0 Wh0.0 Wh20.6 GWh0.0 Wh
#32Williamsburg County, SC338.7 GWh0.0 Wh0.0 Wh38.7 GWh0.0 Wh
#2York County, SC418.8 TWh0.0 Wh0.0 Wh0.0 Wh18.6 TWh

Electricity Generation for Neighboring States

National RankStateNet Generation# Power Plants
#8Alabama141.1 TWh115
#25Arkansas64.9 TWh150
#49Delaware5.1 TWh47
#51District of Columbia173.7 GWh24
#2Florida267.5 TWh439
#7Georgia143.4 TWh339
#5Illinois189.2 TWh652
#13Indiana106.4 TWh285
#22Kentucky70.9 TWh98
#17Louisiana101.2 TWh148
#39Maryland37.2 TWh268
#19Mississippi78.6 TWh103
#29New Jersey59.3 TWh481
#10New York128.6 TWh1,281
#9North Carolina135.8 TWh1,130
#6Ohio145.1 TWh313
#3Pennsylvania246.3 TWh390
#21Tennessee72.4 TWh137
#14Virginia105.6 TWh345
#31West Virginia49.7 TWh66

* Net Generation data is based on the last 12 months since Sep 2025