| Daniel Electric Generating Plant | Southern Company | 5,076,458 | |
| Chevron Pascagoula Refinery | Chevron | 4,784,595 | |
| Red Hills Generation Facility | Southern Company | 3,159,040 | |
| CF Industries Nitrogen, LLC - Yazoo City Facility | CF Industries | 2,433,917 | |
| Magnolia Facility | U.S. Government | 2,321,855 | |
| Batesville Generation Facility | Cooperative Energy | 1,980,799 | |
| Choctaw County Gen | Entergy | 1,950,979 | |
| Watson Electric Generating Plant | Southern Company | 1,839,378 | |
| Southaven Combined Cycle | U.S. Government | 1,681,842 | |
| Caledonia | U.S. Government | 1,499,074 | |
| David M Ratcliffe | Southern Company | 1,401,440 | |
| Hinds Energy Facility | Entergy | 1,265,838 | |
| Attala Generating Plant | Entergy | 1,118,035 | |
| Moselle Generating Plant | Cooperative Energy | 1,027,893 | |
| R D Morrow Senior Generating Plant | Cooperative Energy | 1,010,250 | |
| Ackerman Combined Cycle | U.S. Government | 927,459 | |
| Chevron Cogenerating Station | Southern Company | 792,226 | |
| GEORGIA PACIFIC MONTICELLO LLC | Koch Industries | 498,188 | |
| Steel Dynamics Columbus, LLC | Steel Dynamics Inc. | 498,162 | |
| CHEMOURS DELISLE PLANT | Chemours | 448,221 | |
| TRONOX LLC | Tronox | 322,671 | |
| THREE RIVERS SOLID WASTE MANAGEMENT AUTHORITY, THREE RIVERS REGIONAL LANDFILL | Three Rivers Solid Waste Management Authority | 186,480 | |
| International Paper - Vicksburg Mill | International Paper | 186,174 | |
| ERGON REFINING INC | Ergon | 177,090 | |
| Sylvarena Generating Plant | Cooperative Energy | 151,233 | |
| Gulf South Pipeline - Harrisville Station | Loews Corp. | 148,197 | |
| BIG RIVER LANDFILL | Republic Services | 146,861 | |
| Gerald Andrus | Entergy | 143,152 | |
| International Paper - Columbus Mill | International Paper | 138,625 | |
| Crossroads Energy Center (CPU) | Clarksdale Public Utilities Commission | 138,306 | |
| Silver Creek Generating Plant | Cooperative Energy | 131,853 | |
| Mississippi Silicon | Rima Industrial | 130,484 | |
| COLUMBIA GULF TRANSMISSION, BANNER COMPRESSOR STATION | TC Energy | 123,979 | |
| COLUMBIA GULF TRANSMISSION LLC, INVERNESS COMPRESSOR STATION | TC Energy | 115,242 | |
| GOLDEN TRIANGLE REGIONAL SOLID WASTE MANAGEMENT AUTHORITY | Golden Triangle Regional Solid Waste Management Authority | 106,329 | |
| Macland Disposal Center Commercial and Industrial Landfill | MACLAND DISPOSAL CENTER INC | 104,086 | |
| Columbia Gulf Transmission - New Albany CS | TC Energy | 94,860 | |
| TRANSCO STATION 80 | Williams Companies | 89,704 | |
| COLUMBIA GULF TRANSMISSION, CORINTH COMPRESSOR STATION | TC Energy | 88,279 | |
| TGP Station 546 Columbus, MS | Kinder Morgan | 84,340 | |
| NUCOR STEEL JACKSON INC | Nucor | 81,932 | |
| Southern Energy Operating, LLC MidGulf Coast Basin | Southern Energy Corp. | 81,582 | |
| LEAF RIVER CELLULOSE LLC | Koch Industries | 80,704 | |
| WASTE MANAGEMENT OF MISSISSIPPI INC, PLANTATION OAKS MUNICIPAL LANDFILL AND RECY | Waste Management Inc. | 80,381 | |
| Greenway Environmental Services | Greenway Environmental Services LLC | 79,466 | |
| Leflore County Landfill | Leflore County, MS | 78,579 | |
| Clinton | Enbridge | 75,506 | |
| Columbia Gulf Transmission - Holcomb CS | TC Energy | 75,243 | |
| River Valley Ingredients - Forest | Tyson Foods | 74,599 | |
| Winston Plywood and Veneer | Atlas Holdings | 72,979 | |
| Central Landfill | Waste Management Inc. | 71,118 | |
| CHAMBERS OF MISSISSIPPI INC, CLEARVIEW ENVIRONMENTAL CONTROL FACILITY LANDFILL | Waste Management Inc. | 68,224 | |
| TreeTop Midstream Services, LLC 210 Mid-Gulf Coast | TENRGYS LLC | 66,904 | |
| TEXAS GAS TRANSMISSION - GREENVILLE STATION | Loews Corp. | 66,409 | |
| Georgia Pacific Plywood | Koch Industries | 65,761 | |
| NE MS SW MGT AUTHORITY, NE MS REG LF | Northeast Mississippi Solid Waste Management Authority | 63,537 | |
| Darling Ingredients Inc. | Darling Ingredients | 61,891 | |
| Union Church Station | Enbridge | 61,274 | |
| TGP Station 542, Dekalb, MS | Kinder Morgan | 60,369 | |
| Pine Belt Regional Solid Waste Management Authority | Pine Belt Solid Waste Management Authority | 59,560 | |
| ALPEK POLYESTER MISSISSIPPI, INC. | Alpek | 56,461 | |
| Gwinville (SESH) Compressor Station | Enbridge | 56,366 | 50% |
| Gwinville (SESH) Compressor Station | Energy Transfer | 56,366 | 50% |
| Westlake, Aberdeen | Westlake Chemical | 56,278 | |
| LITTLE DIXIE LANDFILL | Republic Services | 51,894 | |
| Texas Gas Transmission - Lake Cormorant Station | Loews Corp. | 49,924 | |
| TRANSCO STATION 70 | Williams Companies | 48,783 | |
| SNG Station 5222 Enterprise, MS | Kinder Morgan | 46,482 | 50% |
| SNG Station 5222 Enterprise, MS | Southern Company | 46,482 | 50% |
| ANR Pipeline Greenville CS | TC Energy | 42,167 | |
| Kemper County | U.S. Government | 42,109 | |
| Biewer Sawmill - Winona, Inc. | BIEWER LUMBER LLC | 38,807 | |
| Biewer Sawmill - Newton, LLC | BIEWER LUMBER LLC | 38,019 | |
| CANTON, CITY OF, CANTON SANITARY LANDFILL | City of Canton, MS | 37,967 | |
| Gulf South Pipeline - McComb Station | Loews Corp. | 36,432 | |
| USG INTERIORS, LLC - GREENVILLE PLANT | Knauf | 35,043 | |
| FLORIDA GAS TRANSMISSION COMPANY - WIGGINS | Energy Transfer | 34,455 | 50% |
| FLORIDA GAS TRANSMISSION COMPANY - WIGGINS | Kinder Morgan | 34,455 | 50% |
| Nouryon Pulp & Performance Chemicals LLC | Carlyle Group | 33,957 | |
| Tyson Foods, Inc. | Tyson Foods | 33,554 | |
| Leaf River Energy Center, LLC | New Jersey Resources | 33,112 | |
| SNG Station 5216 Bay Springs, MS | Kinder Morgan | 32,739 | 50% |
| SNG Station 5216 Bay Springs, MS | Southern Company | 32,739 | 50% |
| Southern Hens, Inc. | Southern Hens | 32,573 | |
| ANR Pipeline Sardis CS | TC Energy | 32,427 | |
| MEP Station 4 Vicksburg, MS | Energy Transfer | 31,231 | 50% |
| MEP Station 4 Vicksburg, MS | Kinder Morgan | 31,231 | 50% |
| SNG Station 5211 Gwinville, MS | Kinder Morgan | 30,860 | 50% |
| SNG Station 5211 Gwinville, MS | Southern Company | 30,860 | 50% |
| HUNT SOUTHLAND REFINING COMPANY | Hunt Consolidated | 30,709 | |
| NISSAN NORTH AMERICA INC, CANTON MANUFACTURING FACILITY | Nissan | 30,553 | |
| Gulf South Pipeline - Jasper Station | Loews Corp. | 30,540 | |
| University of Mississippi Medical Center | University Of Mississippi | 30,420 | |
| PASCAGOULA GAS PLANT | Enterprise Products Partners | 29,578 | |
| WASTE MANAGEMENT OF MISSISSIPPI INC, PRAIRIE BLUFF LANDFILL AND RECYCLING CENTER | Waste Management Inc. | 28,665 | |
| TRUNKLINE GAS CO - INDEPENDENCE | Energy Transfer | 28,317 | |
| Mid-Gulf Coast Basin Code 210 | Pruet Production Company | 27,731 | |
| Kosciusko | Enbridge | 26,503 | |
| Peco Foods Inc | PECO FOODS INC. | 26,160 | |
| Gulf South Pipeline - Kiln Station | Loews Corp. | 25,443 | |
| Benndale Peaking Station | Cooperative Energy | 24,809 | |
| University of Mississippi | University Of Mississippi | 23,302 | |
| COOPER TIRE COMPANY, THE | Goodyear Tire & Rubber | 23,061 | |
| Quad County Municipal Landfill | Waste Connections Inc. | 22,717 | |
| Roxul USA, Inc. | Rockwool International | 22,716 | |
| Lucedale (SESH) Compressor Station | Enbridge | 22,682 | 50% |
| Lucedale (SESH) Compressor Station | Energy Transfer | 22,682 | 50% |
| Mississippi State University | MISSISSIPPI STATE UNIVERSITY | 21,270 | |
| WASTE MANAGEMENT OF MISSISSIPPI INC, PECAN GROVE LANDFILL AND RECYCLING CENTER A | Waste Management Inc. | 21,064 | |
| Tellus Operating Group, LLC - MS Operations | Tellus Energy Group LLC | 19,532 | |
| WASTE MANAGEMENT OF TUNICA LANDFILL INC | Waste Management Inc. | 19,201 | |
| RAIN CII CARBON LLC | Rain Carbon | 17,195 | |
| TGP Station 63 Batesville, MS | Kinder Morgan | 15,889 | |
| Southern Pines Energy Center | Brookfield Corporation | 15,754 | |
| Petal Gas Storage Compressor Station | Loews Corp. | 13,841 | |
| PINE RIDGE SANITARY LANDFILL | Waste Management Inc. | 13,577 | |
| Sanderson Farms, LLC | Cargill | 12,978 | 50% |
| Sanderson Farms, LLC | Continental Grain | 12,978 | 50% |
| SNG Station 4310 Muldon Storage, MS | Kinder Morgan | 11,680 | 50% |
| SNG Station 4310 Muldon Storage, MS | Southern Company | 11,680 | 50% |
| Protein Products, Inc. | Protein Products Inc. | 9,686 | |
| SNG Station 4132 Louisville, MS | Kinder Morgan | 8,941 | 50% |
| SNG Station 4132 Louisville, MS | Southern Company | 8,941 | 50% |
| Texas Gas Transmission - Clarksdale Station | Loews Corp. | 5,111 | |
| Spire Mississippi | Spire Inc. | 3,021 | |
| Rolls-Royce Stennis Outdoor Test Facility | Rolls-Royce | 2,905 | |
| Sweatt Electric Generating Plant | Southern Company | 400 | |
