| Cumberland | U.S. Government | 9,455,486 | |
| Gallatin | U.S. Government | 4,208,774 | |
| Eastman Chemical Company | Eastman Chemical | 3,679,916 | |
| Kingston | U.S. Government | 2,925,737 | |
| Allen | U.S. Government | 1,939,893 | |
| John Sevier | U.S. Government | 1,714,111 | |
| Lagoon Creek | U.S. Government | 1,215,209 | |
| VALERO REFINING CO. (PREV. PREMCOR REFINING, PREV. WILLIAMS REFINING LLC) | Valero Energy | 1,201,210 | |
| Bull Run | U.S. Government | 830,801 | |
| SIGNAL MOUNTAIN CEMENT CO | Buzzi Unicem | 814,743 | |
| Johnsonville | U.S. Government | 476,861 | |
| CEMEX CONSTRUCTION MATERIALS ATLANTIC LLC | Cemex | 441,463 | |
| Primary Products Ingredients Americas, LLC | KPS Capital Partners | 385,279 | |
| Chemours Johnsonville Site | Chemours | 298,110 | |
| Packaging Corporation of America | Packaging Corporation of America | 291,173 | |
| Rhea County Landfill | Rhea County, TN | 248,101 | |
| ARCONIC TENNESSEE OPERATIONS | Apollo Global Management | 208,742 | |
| Gleason Generating Facility | U.S. Government | 191,243 | |
| BRADLEY COUNTY LANDFILL | Republic Services | 185,601 | |
| DOMTAR PAPER KINGSPORT MILL | Paper Excellence Group | 167,523 | |
| BI-COUNTY SOLID WASTE MANAGEMENT SYSTEMS | Montgomery County, TN | 165,175 | |
| Resolute Forest Products Calhoun Operation | Paper Excellence Group | 162,128 | |
| Matlock Bend Landfill | Republic Services | 158,422 | |
| GREEN PLAINS OBION LLC | Green Plains Inc. | 152,667 | |
| O-N MINERALS (LUTTRELL) CO. | Carmeuse | 150,549 | |
| NUCOR STEEL MEMPHIS INC | Nucor | 141,215 | |
| Hood Container Corporation | Hood Companies, Inc. | 126,940 | |
| SOUTH SHELBY LANDFILL | Republic Services | 126,877 | |
| US Nitrogen LLC | Davis Mining & Manufacturing | 125,932 | |
| CMC STEEL TENNESSEE | Commercial Metals Co. | 124,968 | |
| CARDINAL GLASS INDUSTRIES - GREENLAND PLANT | CARDINAL GLASS INDUSTRIES | 121,377 | |
| Lakeway Sanitation & Recycling Class I | GFL Environmental | 121,282 | |
| VANDERBILT UNIVERSITY | Vanderbilt University | 117,988 | |
| COLUMBIA GULF TRANSMISSION COMPANY HAMPSHIRE CS | TC Energy | 116,534 | |
| TGP Station 563 Joelton, TN | Kinder Morgan | 116,264 | |
| COLUMBIA GULF TRANSMISSION LLC HARTSVILLE CS | TC Energy | 115,698 | |
| JOHNS MANVILLE | Berkshire Hathaway | 111,611 | |
| HOLSTON ARMY AMMUNITION PLANT (HSAAP) | U.S. Government | 108,083 | |
| Granges Americas, Inc | GRANGES | 106,488 | |
| Brownsville CT | U.S. Government | 105,740 | |
| PMC BIOGENIX INC | PMC Group | 101,463 | |
| MIDDLE POINT LANDFILL | Republic Services | 95,992 | |
| Georgia-Pacific Gypsum LLC - Cumberland | Koch Industries | 92,314 | |
| ALCOA-MARYVILLE-BLOUNT COUNTY LANDFILL | ALCOA-MARYVILLE-BLOUNT COUNTY LANDFILL | 91,615 | |
| WEST CAMDEN SANITARY LANDFILL | Waste Management Inc. | 90,832 | |
| Columbia Gulf Transmission - Clifton Junction CS | TC Energy | 89,908 | |
| TGP Station 87 Portland, TN | Kinder Morgan | 88,581 | |
| GERDAU AMERISTEEL | Gerdau | 88,005 | |
| Columbia Gulf Transmission - Cane Ridge CS | TC Energy | 85,915 | |
| MEADOW BRANCH LANDFILL | Waste Connections Inc. | 82,832 | |
| PROTEIN TECHNOLOGIES INTERN. | International Flavors & Fragrances | 82,816 | |
| TVA Transmission System | U.S. Government | 81,236 | |
| Carlex Glass America, LLC | Atlas Holdings | 80,179 | |
| UNIVERSITY OF TENNESSEE STEAM PLANT | University Of Tennessee | 79,077 | |
| TGP Station 555 Collinwood, Cypress Inn, TN | Kinder Morgan | 77,191 | |
| KIMBERLY-CLARK CORP. | Kimberly-Clark | 76,894 | |
| Waste Service of Decatur, LLC-Decatur County Landfill | GFL Environmental | 74,731 | |
| PRINGLES MANUFACTURING COMPANY | Kellogg Co. | 68,628 | |
| Fiberweb | Amcor | 67,064 | |
| Jack Daniel Distillery, Lem Motlow Prop., Inc. | Brown-Forman | 66,808 | |
| KTG (USA) Inc. | Kruger Inc. | 65,553 | |
| NISSAN NORTH AMERICA, INC. | Nissan | 62,103 | |
| CITY OF CHATTANOOGA SUMMIT LANDFILL | City of Chattanooga, TN | 61,927 | |
| Morristown Balefill Landfill | Hamblen County Morristown Solid Waste Authority | 58,988 | |
| FLORIM USA INC | FinFloor | 54,430 | |
| EVONIK CORPORATION | Evonik Industries | 54,416 | |
| Dal-Tile Dickson | Mohawk Industries | 54,205 | |
| TGP Station 860 Centerville, TN | Kinder Morgan | 52,442 | |
| VOLUNTEER REGIONAL LANDFILL SCOTT SOLID | Waste Connections Inc. | 51,044 | |
| General Motors Spring Hill Manufacturing | General Motors | 50,455 | |
| Eco-Safe Systems, LLC | Waste Management Inc. | 49,090 | |
| Mitsubishi Chemical America | Mitsubishi Chemical | 48,989 | |
| CHESTNUT RIDGE LANDFILL | SEXTON FAMILY PTNR LP | 48,759 | |
| CITY OF CHATTANOOGA BIRCHWOOD LANDFILL | City of Chattanooga, TN | 48,733 | |
| Wacker Polysilicon North America, LLC | Wacker Chemie | 46,616 | |
| Riviana Foods | Ebro Foods | 44,821 | |
| ANR Pipeline Cottage Grove CS | TC Energy | 44,560 | |
| ERACHEM COMILOG, INC. | American Securities LLC | 43,833 | |
| OWENS CORNING - JACKSON TN | Owens Corning | 43,431 | |
| Darling Ingredients Inc. | Darling Ingredients | 42,924 | |
| US DOE Y-12 National Security Complex | U.S. Government | 42,083 | |
| Marion County Landfill | Marion County, TN | 41,878 | |
| Bordeaux Landfill | Metropolitan Government of Nashville and Davidson County | 40,072 | |
| STONEPEAK CERAMICS INC | Iris Ceramica Group | 39,728 | |
| TYSON FARMS, INC. - Union City TN | Tyson Foods | 39,513 | |
| ANR Pipeline Brownsville CS | TC Energy | 38,551 | |
| SONOCO PRODUCTS COMPANY - CHATTANOOGA MILL | Smurfit Westrock PLC | 38,523 | |
| Olin Corporation | Olin Corp. | 36,930 | |
| HOEGANAES CORPORATION | Dowlais Group plc | 36,545 | |
| NORTHWEST TENNESSEE LANDFILL | Republic Services | 36,179 | |
| MIDDLE TENNESSEE STATE UNIVERSITY | Middle Tennessee State University | 35,065 | |
| US DOE OAK RIDGE NATIONAL LABORATORY | U.S. Government | 34,204 | |
| Scepter, Inc. | SCEPTER INC | 33,775 | |
| COVORO MINING SOLUTIONS LLC | Draslovka | 33,486 | |
| NORTH SHELBY LANDFILL | Republic Services | 32,423 | |
| IRIS GLEN ENVIRONMENTAL CENTER | City of Johnson City, TN | 31,913 | |
| MEMPHIS CELLULOSE LLC | Koch Industries | 30,834 | |
| SONOCO - NEWPORT | Sonoco Products | 30,003 | |
| Bonnell Aluminum, Inc. | Tredegar | 29,644 | |
| Metro Nashville District Energy System | Metro Nashville District Energy System | 29,485 | |
| Kordsa Inc. - Chattanooga | Sabanci Holding | 28,776 | |
| CARTER VALLEY LANDFILL | Republic Services | 27,781 | |
| Teknor Apex Tennessee Company | TEKNOR APEX | 26,198 | |
| BRIDGESTONE AMERICAS TIRE OPERATIONS LLC | Bridgestone | 26,065 | |
| Jackson Madison County LF | Republic Services | 25,492 | |
| Memphis Light, Gas, and Water | City of Memphis, TN | 25,021 | |
| KELLOGG USA,INC. | Kellogg Co. | 24,800 | |
| Bridgestone Warren County | Bridgestone | 24,680 | |
| NEMAK USA INC | Nemak | 23,768 | |
| Cargill Corn Milling | Cargill | 23,711 | |
| CEDAR RIDGE LANDFILL | Waste Management Inc. | 23,477 | |
| Arnold Engineering Development Center | U.S. Government | 23,195 | |
| QUAIL HOLLOW LANDFILL | Waste Management Inc. | 23,031 | |
| MOST, INC | Toyota | 22,453 | |
| MCMINN COUNTY LANDFILL | McMinn County, TN | 22,297 | |
| Dixon Springs | Enbridge | 20,060 | |
| Texas Gas Transmission - Covington Station | Loews Corp. | 19,999 | |
| Texas Gas Transmission - Kenton Station | Loews Corp. | 19,869 | |
| Middle Tennessee Natural Gas Utility District | Middle Tennessee Natural Gas Utility District | 18,747 | |
| ADM SOUTHERN CELLULOSE PROD.IN | Archer Daniels Midland | 18,140 | |
| MW/MB, LLC | IKO Group | 17,486 | 50% |
| MW/MB, LLC | TAMKO | 17,486 | 50% |
| TGP Station 071 Middleton, TN | Kinder Morgan | 16,052 | |
| Befesa Zinc US INC | Befesa SA | 15,308 | |
| Chattanoga Gas Company | Southern Company | 7,909 | |
| Jackson Energy Authority | Jackson Energy Authority | 3,800 | |
| Elk River Public Utility District | Elk River Public Utility District | 3,404 | |
| Fayetteville Public Utilities | City of Fayetteville, TN | 1,584 | |
| Humboldt Utilities | City of Humboldt, TN | 411 | |
| City of Covington | City of Covington, TN | 360 | |