| Oconee | Nuclear | Duke Energy Carolinas, LLC | 2.67 GW |
| Cross | Coal | South Carolina Public Service Authority | 2.45 GW |
| Catawba | Nuclear | Duke Energy Carolinas, LLC | 2.41 GW |
| Bad Creek | Hydroelectric | Duke Energy Carolinas, LLC | 1.68 GW |
| Winyah | Coal | South Carolina Public Service Authority | 1.28 GW |
| John S Rainey | Natural Gas | South Carolina Public Service Authority | 1.15 GW |
| Jasper | Natural Gas | Dominion Energy South Carolina, Inc | 1.07 GW |
| V C Summer | Nuclear | Dominion Energy South Carolina, Inc | 1.03 GW |
| Broad River Energy Center | Natural Gas | Broad River Energy LLC | 985 MW |
| W S Lee | Natural Gas | Duke Energy Carolinas, LLC | 954.7 MW |
| Mill Creek (SC) | Natural Gas | Duke Energy Carolinas, LLC | 799.2 MW |
| Jocassee | Hydroelectric | Duke Energy Carolinas, LLC | 774 MW |
| Wateree | Coal | Dominion Energy South Carolina, Inc | 771.8 MW |
| H B Robinson | Nuclear | Duke Energy Progress - (NC) | 768.6 MW |
| Urquhart | Natural Gas | Dominion Energy South Carolina, Inc | 758.9 MW |
| Columbia Energy Center (SC) | Natural Gas | Dominion Energy South Carolina, Inc | 668.5 MW |
| Williams | Coal | South Carolina Genertg Co, Inc | 659.7 MW |
| Fairfield Pumped Storage | Hydroelectric | Dominion Energy South Carolina, Inc | 587.2 MW |
| Cope | Natural Gas | Dominion Energy South Carolina, Inc | 417.3 MW |
| J Strom Thurmond | Hydroelectric | USCE-Savannah District | 361.9 MW |
| Darlington County | Natural Gas | Duke Energy Progress - (NC) | 316 MW |
| McMeekin | Natural Gas | Dominion Energy South Carolina, Inc | 293.6 MW |
| Saluda Lexington | Hydroelectric | Dominion Energy South Carolina, Inc | 207.3 MW |
| Hagood | Natural Gas | Dominion Energy South Carolina, Inc | 177.3 MW |
| Keowee | Hydroelectric | Duke Energy Carolinas, LLC | 157.6 MW |
| Jefferies | Hydroelectric | South Carolina Public Service Authority | 145.2 MW |
| Lone Star Solar | Solar | Lone Star Solar | 132 MW |
| Hilton Head | Oil | South Carolina Public Service Authority | 117.9 MW |
| Cherokee County Cogen | Natural Gas | Cherokee County Cogen Partners LLC | 117.7 MW |
| Myrtle Beach | Oil | South Carolina Public Service Authority | 111.5 MW |
| Sylvamo Corporation Eastover Facility | Biomass | Sylvamo Corporation - Eastover | 109.6 MW |
| Florence Mill | Biomass | WestRock-Florence | 103.8 MW |
| International Paper Georgetown Mill | Biomass | International Paper Co-GT Mill | 95.6 MW |
| Eastover Solar | Solar | Eastover Solar, LLC | 91.6 MW |
| Wateree Hydro | Hydroelectric | Duke Energy Carolinas, LLC | 90.5 MW |
| St Stephen | Hydroelectric | US Army Corps of Engineers | 84 MW |
| Allora Solar, LLC | Solar | Allora Solar, LLC | 75 MW |
| Centerfield Cooper Solar, LLC | Solar | Centerfield Cooper Solar, LLC | 75 MW |
| Gunsight Solar, LLC | Solar | Gunsight Solar, LLC | 75 MW |
| Huntley | Solar | Cubico USA, LLC | 75 MW |
| Palmetto Plains | Solar | Cubico USA, LLC | 75 MW |
| TWE Bowman Solar Project | Solar | TWE Bowman Solar Project, LLC | 75 MW |
| Beulah Solar | Solar | Beulah Solar, LLC | 74.9 MW |
| Shaw Creek Solar, LLC | Solar | Shaw Creek Solar | 74.9 MW |
| Seabrook Solar | Solar | Dominion Energy Inc. | 72.5 MW |
| Midlands | Solar | Cubico USA, LLC | 72.1 MW |
| Moffett Solar Project | Solar | Dominion Renewable Energy | 71.4 MW |
| Lily Solar | Solar | X-Elio North America Inc | 70 MW |
| Bushy Park Combustion Turbine Facility | Natural Gas | Dominion Energy South Carolina, Inc | 65.4 MW |
| Wylie | Hydroelectric | Duke Energy Carolinas, LLC | 60 MW |
| Landrace Holdings, LLC | Solar | Landrace Holdings, LLC | 55 MW |
| Marlboro Mill | Biomass | Domtar Paper Company Bennettsville | 51.4 MW |
| Cedar Creek (SC) | Hydroelectric | Duke Energy Carolinas, LLC | 45 MW |
| Dearborn | Hydroelectric | Duke Energy Carolinas, LLC | 45 MW |
| Fishing Creek | Hydroelectric | Duke Energy Carolinas, LLC | 42.3 MW |
| Sonoco Products Co | Biomass | Sonoco Products Co | 40.5 MW |
| Coit GT | Oil | Dominion Energy South Carolina, Inc | 39.2 MW |
| Peony Solar | Solar | Peony Solar, LLC | 39 MW |
| Allendale Biomass | Biomass | Allendale Biomass LLC | 22.5 MW |
| Dorchester Biomass | Biomass | Dorchester Biomass LLC | 22.5 MW |
| Savannah River Site Biomass Cogen | Biomass | Ameresco | 20.8 MW |
| Blackville Solar II | Solar | DP-C2 Episode 1 LLC | 20 MW |
| Cameron Solar | Solar | Cameron Solar, LLC | 20 MW |
| Estill Solar | Solar | Estill Solar I, LLC | 20 MW |
| Hampton Solar 2 | Solar | Hampton Solar II, LLC | 20 MW |
| Pinson Solar Farm | Solar | Cardinal Renewables | 20 MW |
| Camden South Carolina | Natural Gas | Invista | 19 MW |
| Lockhart | Hydroelectric | Lockhart Power Co | 18 MW |
| MCRD Parris Island PV Hybrid | Solar | Ameresco Federal Solutions | 17 MW |
| Parr Hydro | Hydroelectric | Dominion Energy South Carolina, Inc | 15 MW |
| North Road Peak | Oil | City of Orangeburg - (SC) | 14 MW |
| Duke Energy CHP at Clemson University | Natural Gas | Duke Energy Carolinas, LLC | 13.4 MW |
| Midway Green Solar | Solar | Midway Green Solar, LLC | 12.8 MW |
| 99 Islands | Hydroelectric | Duke Energy Carolinas, LLC | 12 MW |
| Great Falls (SC) | Hydroelectric | Duke Energy Carolinas, LLC | 12 MW |
| Trask East Solar | Solar | Dominion Renewable Energy | 12 MW |
| Lee County Landfill | Waste | South Carolina Public Service Authority | 11.2 MW |
| BMW Manufacturing Co | Waste | BMW Manufacturing Co LLC | 11.1 MW |
| Champion Solar | Solar | Champion Solar, LLC | 10.8 MW |
| Swamp Fox Solar | Solar | Swamp Fox Solar, LLC | 10.8 MW |
| Columbia Canal Hydro | Hydroelectric | City of Columbia SC | 10.6 MW |
| Estill Solar II | Solar | Cypress Creek Renewables | 10.2 MW |
| Gaston Solar I - SC | Solar | Cypress Creek Renewables | 10.2 MW |
| Southern Current One, LLC | Solar | Southern Current One, LLC | 10.2 MW |
| St. Matthews Solar | Solar | St. Matthews Solar, LLC | 10.2 MW |
| Bishopville Solar II, LLC | Solar | Bishopville Solar II, LLC | 10 MW |
| Cherry Blossom Solar LLC | Solar | CBH Lessor LLC | 10 MW |
| Darlington Solar, LLC | Solar | Darlington Solar, LLC | 10 MW |
| Rankin Solar Center, LLC | Solar | Rankin Solar Center, LLC | 10 MW |
| Ridgeland Solar Project | Solar | Dominion Renewable Energy | 10 MW |
| Seneca City of | Oil | City of Seneca - (SC) | 10 MW |
| Sunflower Solar LLC | Solar | SolRiver Capital LLC | 10 MW |
| Whitetail Solar | Solar | SolRiver Capital LLC | 10 MW |
| Yemassee Solar | Solar | Dominion Renewable Energy | 10 MW |
| Rowesville Rd Plant | Natural Gas | City of Orangeburg - (SC) | 9.6 MW |
| Richland County Landfill | Waste | South Carolina Public Service Authority | 8.9 MW |
| Shorthorn Holdings | Solar | SolRiver Capital LLC | 8.9 MW |
| Diamond Solar | Solar | DP-C2 Episode 1 LLC | 8.2 MW |
| Haley Solar | Solar | Haley Solar, LLC | 8.2 MW |
| Jefferson Solar (SC) | Solar | Jefferson Solar | 8.2 MW |
| Odyssey Solar | Solar | Odyssey Solar, LLC | 8.2 MW |
| SCE&G Nimitz CSG | Solar | Cypress Creek Renewables | 8 MW |
| Gaston II | Solar | Cypress Creek Renewables | 7.5 MW |
| Blackville Solar Farm, LLC | Solar | Dominion Energy Inc. | 7.2 MW |
| City West Diesel Plant | Oil | Lockhart Power Co | 7.2 MW |
| Cardinal Solar LLC | Solar | Cardinal Solar LLC | 7 MW |
| Hampton Solar I | Solar | Hampton Solar I, LLC | 6.8 MW |
| Saluda Solar, LLC | Solar | Cypress Creek Renewables | 6.8 MW |
| Gaston Shoals | Hydroelectric | Northbrook Carolina Hydro II, LLC | 6.7 MW |
| Ware Shoals Hydro Project | Hydroelectric | Central Rivers Power US, LLC | 6.2 MW |
| SCE&G Springfield CSG | Solar | Cypress Creek Renewables | 6.1 MW |
| Denmark Solar | Solar | Dominion Renewable Energy | 6 MW |
| Omtanke Solar | Solar | DG South Carolina Solar, LLC | 6 MW |
| Webb Forging | Oil | Central Electric Power | 5.8 MW |
| Central Energy Facility | Natural Gas | Clemson University - Main Campus | 5.5 MW |
| Barnwell Solar | Solar | Barnwell Solar, LLC | 5.4 MW |
| Pacolet Diesel Generation Facility | Oil | Lockhart Power Co | 5.4 MW |
| Freedom Solar | Solar | Freedom Solar, LLC | 5 MW |
| Mohea Solar Energy Center, LLC | Solar | Mohea Solar Energy Center, LLC | 5 MW |
| Edison Solar | Solar | DP-C2 Episode 1 LLC | 4.8 MW |
| Neal Shoals | Hydroelectric | Dominion Energy South Carolina, Inc | 4.4 MW |
| Cherokee Falls | Hydroelectric | Hydroland Omega LLC | 4.3 MW |
| Horry Land Fill Gas Site | Waste | South Carolina Public Service Authority | 4.2 MW |
| Cameron Solar II | Solar | Cameron Solar II, LLC | 4.1 MW |
| Central Plant | Oil | Bob Jones University | 4.1 MW |
| Hollidays Bridge Hydro | Hydroelectric | Northbrook Carolina Hydro LLC | 4 MW |
| Rocky River (SC) | Hydroelectric | City of Abbeville - (SC) | 3.9 MW |
| Limelight Solar III, LLC | Solar | Limelight Solar III, LLC | 3.6 MW |
| Richardson Solar | Solar | DP-C2 Episode 1 LLC | 3.6 MW |
| Saluda Solar II | Solar | Saluda Solar II, LLC | 3.4 MW |
| Hecate Energy West Newberry, LLC | Solar | Hecate Energy West Newberry, LLC | 3.3 MW |
| Pelzer Lower | Hydroelectric | Central Rivers Power US, LLC | 3.3 MW |
| Berkeley County Landfill | Waste | South Carolina Public Service Authority | 3.2 MW |
| Union Renewable Energy Facility | Waste | Lockhart Power Co | 3.2 MW |
| Bluebird Solar SC LLC | Solar | Bluebird Solar LLC | 3 MW |
| Crown | Solar | Crown Solar Center, LLC | 3 MW |
| Spartanburg Water System | Oil | Spartanburg Commissioners PW | 3 MW |
| Honea Path | Oil | Central Electric Power | 2.9 MW |
| Sediver | Oil | Central Electric Power | 2.9 MW |
| Thermal Kem | Oil | Central Electric Power | 2.9 MW |
| Valenite | Oil | Central Electric Power | 2.9 MW |
| Hickson Solar, LLC | Solar | Hickson Solar, LLC | 2.8 MW |
| Colleton Solar Farm | Solar | TIG Sun Energy I LLC | 2.5 MW |
| Saluda Dam | Hydroelectric | Northbrook Carolina Hydro LLC | 2.4 MW |
| 1634 Solar | Solar | 1634 Solar, LLC | 2 MW |
| Abbot Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Adams | Solar | Adams Solar SC, LLC | 2 MW |
| AGA TAG Solar III LLC | Solar | AGA TAG Solar III LLC | 2 MW |
| Anderson (SC) | Solar | Anderson Solar Farm, LLC | 2 MW |
| Ashley Solar (SC) | Solar | Ashley Solar (SC) | 2 MW |
| Atood II | Solar | Cypress Creek Renewables | 2 MW |
| ATOOD Solar III LLC | Solar | ATOOD Solar III LLC | 2 MW |
| Augusta Solar | Solar | Augusta Solar, LLC | 2 MW |
| Ballenger Road Solar A | Solar | Ballenger Road Solar A | 2 MW |
| Bani Solar | Solar | Bani Solar, LLC | 2 MW |
| Berry Road Solar | Solar | RPSC Solar 3, LLC | 2 MW |
| Birch Solar | Solar | Birch Solar | 2 MW |
| Blacktip Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Bloom Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Bond Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Bonefish Solar | Solar | Bonefish Solar, LLC | 2 MW |
| Briarwood | Solar | Briarwood Solar, LLC | 2 MW |
| Bryant Road Solar | Solar | JSD Flatwood PV-1, LLC | 2 MW |
| Bull Street Plant | Natural Gas | City of Orangeburg - (SC) | 2 MW |
| Chapman Solar | Solar | Chapman Solar | 2 MW |
| Gaines Solar | Solar | Gaines Solar | 2 MW |
| Gary Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Goldenrod Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Limelight Solar I, LLC | Solar | Limelight Solar I, LLC | 2 MW |
| Limelight Solar II LLC | Solar | Limelight Solar II LLC | 2 MW |
| Magdaline Solar, LLC | Solar | Magdaline Solar, LLC | 2 MW |
| Marshall Solar | Solar | Marshall Solar | 2 MW |
| Ogburn Solar, LLC | Solar | Ogburn Solar, LLC | 2 MW |
| Pelzer Upper | Hydroelectric | Central Rivers Power US, LLC | 2 MW |
| Redwing Solar | Solar | Altus Power America Management, LLC | 2 MW |
| River Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Runway Solar Farm | Solar | Runway Solar Farm | 2 MW |
| Sapphire Solar | Solar | Altus Power America Management, LLC | 2 MW |
| SCE&G Curie CSG | Solar | Cypress Creek Renewables | 2 MW |
| South Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Spillway | Hydroelectric | South Carolina Public Service Authority | 2 MW |
| Stamey Solar | Solar | Headwater Energy, LLC | 2 MW |
| Substation 20 Plant | Natural Gas | City of Orangeburg - (SC) | 2 MW |
| Tedder Solar | Solar | Tedder Solar | 2 MW |
| Thomas Solar | Solar | Thomas Solar | 2 MW |
| Vincent Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Washington Solar (SC) | Solar | Washington Solar (SC) | 2 MW |
| Watauga Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Weaver Solar | Solar | Weaver Solar | 2 MW |
| White Horse Solar A | Solar | White Horse Solar A | 2 MW |
| Whitehall Solar LLC | Solar | SolRiver Capital LLC | 2 MW |
| Whitt Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Willis Solar | Solar | Altus Power America Management, LLC | 2 MW |
| Woodfields Solar | Solar | Woodfields Solar, LLC | 2 MW |
| Jessamine Solar | Solar | Altus Power America Management, LLC | 1.9 MW |
| Bell Bay Solar Farm | Solar | Bell Bay Solar Farm | 1.6 MW |
| Otarre Solar Park | Solar | TIG Sun Energy IV, LLC | 1.6 MW |
| Wellford Renewable Energy Plant | Waste | Lockhart Power Co | 1.6 MW |
| Gold Mine | Solar | Gold Mine Solar, LLC | 1.5 MW |
| Boyds Mill Hydro | Hydroelectric | Northbrook Carolina Hydro LLC | 1.4 MW |
| Georgetown LFGTE | Waste | South Carolina Public Service Authority | 1.3 MW |
| Clifton Dam 3 Power Station | Hydroelectric | Converse Energy Inc | 1.2 MW |
| Jamison Solar Farm | Solar | Jamison Solar Farm | 1.2 MW |
| Luz Solar | Solar | Luz Solar | 1.1 MW |
| Upper Pacolet Hydro | Hydroelectric | Lockhart Power Co | 1.1 MW |
| Ace Solar | Solar | Altus Power America Management, LLC | 1 MW |
| Otis Elevator Company Solar | Solar | Otis Elevator Company | 1 MW |
| Pelzer Solar I | Solar | Altus Power America Management, LLC | 1 MW |
| Piedmont Hydro Power Project | Hydroelectric | Central Rivers Power US, LLC | 1 MW |