| Cross | Santee Cooper | 8,508,886 | |
| Winyah | Santee Cooper | 2,904,225 | |
| John S. Rainey Generating Station | Santee Cooper | 2,632,605 | |
| W S Lee | Duke Energy | 2,338,387 | |
| Jasper County Generating Facility | Dominion Energy | 2,054,257 | |
| Williams | Dominion Energy | 2,024,628 | |
| Wateree | Dominion Energy | 1,642,568 | |
| HOLCIM (US) INC. | Amrize Ltd. | 1,205,311 | |
| Columbia Energy Center (SC) | Dominion Energy | 1,118,569 | |
| Cope Station | Dominion Energy | 968,630 | |
| Urquhart | Dominion Energy | 871,163 | |
| Argos Cement LLC - Harleyville Plant | Summit Materials | 617,387 | |
| NUCOR STEEL - BERKELEY | Nucor | 598,948 | |
| GIANT CEMENT COMPANY | Heidelberg Materials | 499,783 | |
| Century Aluminum of South Carolina, Inc. | Century Aluminum | 421,583 | |
| McMeekin | Dominion Energy | 365,876 | |
| WestRock Charleston Kraft, LLC | Smurfit Westrock PLC | 349,147 | |
| WestRock CP, LLC - Florence Mill | Smurfit Westrock PLC | 339,409 | |
| International Paper - Georgetown Mill | International Paper | 319,897 | |
| Sylvamo Eastover Mill | Sylvamo | 256,795 | |
| HORRY COUNTY SOLID WASTE AUTHORITY INCORPORATED | Horry County, SC | 245,019 | |
| Anderson Regional Landfill | Waste Connections Inc. | 243,430 | |
| First Quality Tissue SE | First Quality Enterprises | 225,327 | |
| NUCOR STEEL DARLINGTON | Nucor | 185,445 | |
| WELLFORD LANDFILL | Spartanburg County, SC | 176,367 | |
| Broad River Energy Center | JPMorgan Chase | 161,540 | |
| TWIN CHIMNEYS LANDFILL | Greenville County, SC | 159,378 | |
| KIMBERLY CLARK CORPORATION | Kimberly-Clark | 148,672 | |
| UNION COUNTY REGIONAL MSW LANDFILL | Republic Services | 141,816 | |
| CMC Steel SC | Commercial Metals Co. | 131,133 | |
| New-Indy Catawba LLC | Kraft Group | 128,928 | 50% |
| New-Indy Catawba LLC | Schwarz Partners | 128,928 | 50% |
| NAN YA PLASTICS CORPORATION AMERICA SOUTH CAROLINA PLANT | Nan Ya Plastics | 128,241 | |
| CHARLESTON COUNTY LANDFILL | THE CHARLES COUNTY GOVERNMENT | 122,935 | |
| GUARDIAN INDUSTRIES LLC - RICHBURG | Koch Industries | 110,355 | |
| MILLIKEN & CO MAGNOLIA PLT | Milliken | 105,227 | |
| Befesa Zinc US INC | Befesa SA | 105,187 | |
| Marlboro Paper Mill | Paper Excellence Group | 102,527 | |
| Georgetown Facility | Eagle Materials | 90,035 | |
| RICHLAND COUNTY LANDFILL | Waste Management Inc. | 89,696 | |
| Auriga Polymers Inc. | Indorama Ventures | 86,691 | |
| THREE RIVERS REGIONAL MSW LANDFILL | Three Rivers Solid Waste Management Authority | 76,926 | |
| SHAW INDUSTRIES GROUP INC. P LANT 8S | Berkshire Hathaway | 75,900 | |
| INEOS US Chemicals Company CR Plant | Ineos | 75,045 | |
| SI Group, Inc. | SK Capital Partners | 72,089 | |
| Georgetown County Landfill | Georgetown County, SC | 68,978 | |
| Alpek Polyester USA, LLC Columbia Site | Alpek | 67,108 | |
| Clemson CHP | Duke Energy | 66,216 | |
| LEE COUNTY LANDFILL | Republic Services | 65,177 | |
| ENOREE LANDFILL | Greenville County, SC | 64,870 | |
| BERKELEY COUNTY LANDFILL | Berkeley County, SC | 61,645 | |
| Michelin NA Lexington | Michelin | 60,806 | |
| Cooper River Partners, LLC | Pacolet Milliken Enterprises | 59,946 | |
| BMW MANUFACTURING CORPORATION | BMW | 55,825 | |
| Greenwood County Landfills | Greenwood County, SC | 54,866 | |
| WestRock Container, LLC | Smurfit Westrock PLC | 54,343 | |
| FLAKEBOARD CAROLINA PARTICLEBOARD | AntarChile | 53,522 | |
| OAKRIDGE LANDFILL INCORPORATED | Waste Management Inc. | 53,292 | |
| JW Aluminum | JW Aluminum | 52,140 | |
| Cherokee County Cogen | Santee Cooper | 50,857 | |
| ASCEND PERFORMANCE MATERIALS OPERATIONS LLC | SK Capital Partners | 50,087 | |
| Resonac Graphite America Inc.130130 | Resonac Holdings | 47,352 | |
| SCE&G Gas Operations | Dominion Energy | 46,411 | |
| Norbord South Carolina Inc. | West Fraser Timber | 41,052 | |
| Sonoco Products Co. | Sonoco Products | 39,916 | |
| INV. Camden Plant | Koch Industries | 39,377 | |
| University of South Carolina | University Of South Carolina | 37,991 | |
| U.S. ARMY TRAINING CENTER (ATC) & FORT JACKSON RANGES | U.S. Government | 37,769 | |
| Cytec Engineered Materials Inc. | Solvay | 33,632 | |
| Bridgestone Americas Tire Operations | Bridgestone | 33,613 | |
| DSM Nutritional Products | DSM-Firmenich | 33,421 | |
| HICKORY HILL LANDFILL/RECYCLING | Waste Management Inc. | 30,450 | |
| MITSUBISHI CHEMICAL AMERICA, INC. - POLYESTER FILM DIVISION | Mitsubishi Chemical | 30,447 | |
| Carolina Gas Transmission - Southern Station | Berkshire Hathaway | 30,339 | |
| Owens Corning | Owens Corning | 29,581 | |
| Mill Creek Combustion Turbine Sta | Duke Energy | 29,422 | |
| YORK COUNTY LANDFILL | York County, SC | 28,917 | |
| DAK AMERICAS LLC | Alpek | 28,706 | |
| Carolina Gas Transmission - Grover Station (Tran) | Berkshire Hathaway | 27,482 | |
| INGEVITY SC LLC CHARLESTON CHEMICAL PLANT | Ingevity | 25,454 | |
| Fiber Industries, LLC | MHR Fund Management | 24,788 | |
| City of Greenville Closed Landfill | City of Greenville, SC | 23,787 | |
| Owens Corning Vitrotex, LLC | Owens Corning | 23,247 | |
| NORTHEAST SANITARY LANDFILL | Republic Services | 22,436 | |
| SCE&G Electric Power Delivery | Dominion Energy | 20,832 | |
| TRANSCO STATION 140 | Williams Companies | 17,631 | |
| H B Robinson / Darlington Electric Power Plant | Duke Energy | 16,495 | |
| SANTEE PRINT WORKS INCORPORATED | SANTEE PRINT WORKS INC | 14,984 | |
| Lauscha Fiber International | Clearlake Capital | 14,703 | |
| Liberty Steel Georgetown Holdings LLC | GFG Alliance | 13,381 | |
| GE (Greenville) Gas Turbines, LLC | GE Vernova | 13,294 | |
| PALMETTO LANDFILL AND RECYCLING CENTER | Waste Management Inc. | 12,548 | |
| SAVANNAH RIVER NUCLEAR SOLUTIONS LLC - SAVANNAH RIVER SITE | Fluor | 10,851 | 50% |
| SAVANNAH RIVER NUCLEAR SOLUTIONS LLC - SAVANNAH RIVER SITE | Huntington Ingalls Industries | 10,851 | 50% |
| CLEMSON UNIVERSITY | State of South Carolina | 9,648 | |
| Darling Ingredients, Inc. - Ward | Darling Ingredients | 8,424 | |
| City of Union, South Carolina | City of Union, SC | 1,838 | |
| Fountain Inn Natural Gas System | City of Fountain Inn, SC | 1,486 | |
| Clarios, LLC - Florence Recycling Center | Brookfield Corporation | 332 | |