| Chemical Waste Management | Emelle | 1.7M |
| American Cast Iron Pipe Co. | Birmingham | 52.5k |
| Alabama River Cellulose Llc | Perdue Hill | 5.9k |
| Georgia-Pacific Brewton Llc | Brewton | 5.8k |
| U.s. Army - Anniston Army Depot | Anniston | 3.8k |
| Cemex Southeast Llc - Demopolis Plant | Demopolis | 3.2k |
| Westrock Mill Co Llc | Demopolis | 3.0k |
| International Paper - Riverdale Mill | Selma | 2.8k |
| International Paper | Prattville | 2.8k |
| Westrock Coated Board Llc | Cottonton | 2.6k |
| Westrock Cp, Llc | Stevenson | 1.9k |
| Georgia-Pacific Naheola Llc | Pennington | 1.6k |
| Swift Lumber Inc. | Atmore | 1.1k |
| International Paper-Pine Hill Mill | Pine Hill | 867 |
| Carmeuse Lime & Stone Inc. | Saginaw | 846 |
| Boise White Paper Llc | Jackson | 756 |
| Resolute Fp Us Inc Coosa Pines Operations | Childersburg | 707 |
| Us Pipe & Foundry Co Llc | Bessemer | 665 |
| Steel Dust Recycling Llc | Millport | 498 |
| Nucor Steel Tuscaloosa Inc | Tuscaloosa | 474 |
| Ssab Alabama Inc | Axis | 330 |
| Westervelt Lumber Moundville | Moundville | 247 |
| Nucor Steel Birmingham Inc | Birmingham | 189 |
| Outokumpu Stainless Usa Llc | Calvert | 165 |
| Mueller Co. | Albertville | 160 |
| Nucor Steel Decatur Llc | Trinity | 152 |
| Miller Steam Plant | Quinton | 149 |
| Lhoist Na Of Alabama Llc-Montevallo Plant | Calera | 126 |
| Louisiana-Pacific Corp. Clarke County Osb | Thomasville | 125 |
| Mayco Manufacturing Llc | Birmingham | 118 |
| National Cement Co. Of Alabama Inc. | Ragland | 105 |
| Am/Ns Calvert Llc | Calvert | 99 |
| West Fraser Huguley | Lanett | 94 |
| Smi Steel Llc Dba Cmc Steel Alabama | Birmingham | 87 |
| Barry Steam Plant | Bucks | 55 |
| E. C. Gaston Electric Generating Plant | Wilsonville | 44 |
| Tyler Union | Anniston | 43 |
| Alabama Pellets Llc | Aliceville | 38 |
| Mississippi Lime Co - Calera Plant | Calera | 35 |
| Ferroglobe Usa Bridgeport Llc | Bridgeport | 31 |
| T R Miller Mill Co Inc | Brewton | 31 |
| Argos Cement Llc - Roberta Plant | Calera | 30 |
| Holcim (Us) Inc-Theodore Al Plant | Theodore | 29 |
| Alabama Pellets Llc | Demopolis | 24 |
| Acme Brick Tile & Stone Birmingham Plant | Leeds | 11 |
| Louisiana-Pacific Corp. | Hanceville | 10 |
| Hm Southeast Cement Llc | Leeds | 10 |
| Boise Cascade Wood Products | Chapman | 9 |
| Acme Brick Tile & Stone Montgomery Plant | Montgomery | 9 |
| Tms International Llc | Tuscaloosa | 8 |
| Drummond Co Inc Abc Coke Div | Tarrant | 7 |
| M & H Valve Co | Anniston | 6 |
| Briggs & Stratton Llc | Auburn | 6 |
| Sabic Innovative Plastics Us Llc | Burkville | 5 |
| Vertex Refining Alabama Llc | Saraland | 4 |
| Dura Coat Products Inc. | Madison | 4 |
| Gold Bond Building Products - Anniston | Oxford | 4 |
| Harrigan Lumber Co Inc | Monroeville | 3 |
| Bae Systems Platforms & Services Lp | Anniston | 2 |
| Cullman Casting Corp | Cullman | 2 |
| Tennessee Aluminum Processors Inc | Gadsden | 1 |
| Us Gypsum Bridgeport | Bridgeport | 1 |
| Mercedes-Benz U.s. International Inc. | Vance | 0 |
| Metal Source Llc. | Scottsboro | 0 |
| Ready Mix Usa Llc-Demopolis Facility | Demopolis | 0 |
| Ready Mix Usa Llc - Harvest Plant | Harvest | 0 |
| Ready Mix Usa Llc - Florence Plant | Florence | 0 |
| Ready Mix Usa Llc-Trinity Plant | Trinity | 0 |
| Ready Mix Usa Llc-Tuscaloosa Facility | Tuscaloosa | 0 |
| Ready Mix Usa Llc-Cullman Plant | Cullman | 0 |
| Ready Mix Usa Llc-Doc Mcduffie Plant | Foley | 0 |
| Oldcastle - Theodore Block | Theodore | 0 |
| Georgia Masonry Supply Florence | Florence | 0 |
| Georgia Masonry Supply Pelham | Pelham | 0 |
| Tms International Llc | Axis | 0 |
| Georgia Masonry Supply Montgomery | Montgomery | 0 |
| Southwire Co | Florence | 0 |
| Hager Cos | Montgomery | 0 |
| American Concrete Supply - Foley | Foley | 0 |
| United Launch Alliance - Decatur Operations | Trinity | 0 |
| Vulcan Inc | Foley | 0 |
| Alabama Chips Inc | Brewton | 0 |
| Ready Mix Usa Llc - Troy | Troy | 0 |
| Ready Mix Usa Llc - Alabaster Plant | Alabaster | 0 |
| Ready Mix Usa - Tarrant Plant | Birmingham | 0 |
| Ready Mix Usa Llc-Irondale Plant | Birmingham | 0 |
| Oldcastle Lawn & Garden | Aliceville | 0 |
| Ready Mix Usa Llc-Auburn Facility | Auburn | 0 |
| Ready Mix Usa Llc - Dothan Plant | Dothan | 0 |
| Ready Mix Usa Llc - Enterprise Plant | Enterprise | 0 |
| Neo Industries Alabama Llc | Decatur | 0 |
| Ready Mix Usa Llc - Russellville Plant | Russellville | 0 |
| Ready Mix Usa Llc - Winfield Plant | Winfield | 0 |
| American Concrete Supply Inc. -Fairhope | Fairhope | 0 |
| Ready Mix Usa Llc-Huntsville Plant | Huntsville | 0 |
| Ready Mix Usa Llc - Tuscumbia Plant | Tuscumbia | 0 |
| Ready Mix Usa Llc - Mooresville Plant - 5217 | Madison | 0 |
| American Concrete Supply - Stapleton | Stapleton | 0 |
| Ready Mix Usa Llc-Lakeshore Plant | Birmingham | 0 |
| Central Alabama Wood Products Llc | Nixburg | 0 |