| Company Name |
2025 Total SOx Air Emissions (Pounds) |
2025 Total NOx Air Emissions (Pounds) |
|---|---|---|
| 3M | 1,167 | 128,077 |
| AC&S Incorporated | 0 | 0 |
| Advancion | 3,972 | 900,160 |
| AdvanSix | 470,700 | 3,675,800 |
| Afton Chemical Corporation | 87,065 | 66,219 |
| Albaugh LLC | 0 | 0 |
| Albemarle Corporation | 575,076 | 579,020 |
| Allnex | 4,006 | 113,783 |
| ALTIVIA | 1,439 | 134,032.2 |
| American Air Liquide Holdings, Inc. | 18,567.09 | 1,767,111 |
| American Pacific Corporation (AMPAC) | 0 | 0 |
| Americas Styrenics LLC | 41,243 | 1,041,040 |
| Anderson Development Company | 0 | 0 |
| Arcanum Infrastructure LLC | 0.0896 | 26.1634 |
| Arkema, Inc. | 1,063,472 | 577,137 |
| Ascend Performance Materials, LLC | 265,346 | 3,937,187 |
| Ashland Inc. | 25,858.34 | 271,978.5 |
| Aurorium | 375 | 36,322 |
| Avient | 240 | 232 |
| Axalta Coating Systems LLC | 1,030.75 | 58,951.5 |
| Bakelite Synthetics | 916 | 230,645 |
| BASF Corporation | 609,516 | 5,617,093 |
| BENVIC | 0 | 0 |
| BP Lubricants USA, Inc. | 11 | 1,840 |
| Braskem America, Inc. | 2,573.8 | 126,344.6 |
| Cabot Corporation | 20,098,372 | 2,508,366 |
| Carus LLC | 174 | 28,840 |
| Cedar Concepts Corporation | 0 | 0 |
| Celanese | 43,957 | 1,272,158 |
| CGH-EV, Inc | 0 | 0 |
| Chemours | 401,235 | 1,092,927 |
| CHEMTRADE | 872,451 | 248,266 |
| Chevron Oronite Company LLC | 189,300 | 173,300 |
| Chevron Phillips Chemical Company LLC | 903,934 | 5,407,865 |
| Clariant Corporation | 4,166 | 196,079 |
| Climax Molybdenum Company | 433,220 | 53,360 |
| Corteva Agriscience | 1,973.5 | 0 |
| Covestro LLC | 35,435 | 362,450 |
| Covoro Mining Solutions LLC | 6,460 | 1,283,600 |
| Croda, Inc. | 6,470.86 | 79,443.4 |
| Daikin America, Inc. | 18,480 | 162,440 |
| Dakota Gasification Company | 6,437,200 | 5,854,200 |
| Dorf Ketal Chemicals, LLC | 0 | 0 |
| Dover Chemical Corporation | 260 | 42,220 |
| Dow | 3,203,102 | 21,633,503 |
| DuPont | 3,140.7 | 1,062,296.15 |
| Eastman Chemical Company | 7,748,608 | 12,558,527 |
| Ecovyst Inc. | 4,540,920 | 527,540 |
| EFC Gases & Advanced Materials | 0.38 | 67.88 |
| Elkem Silicones USA Corp. | 23 | 2,103 |
| ERCO Worldwide LP | 0 | 57,030.7 |
| Ethyl Corporation | 40 | 480 |
| Evonik Corporation | 456,093 | 552,995 |
| Evonik Oil Additives USA, Inc. | 0 | 0 |
| ExxonMobil Product Solutions Company | 693,374 | 11,315,546 |
| FMC Corporation | 4,730.5 | 117,310.7 |
| Foremark Performance Chemicals, Inc | 74 | 2,601 |
| FutureFuel Chemical Company, a Subsidiary of FutureFuel Corporation | 4,610,400 | 615,800 |
| GEON Performance Solutions, LLC | 13.97 | 3,242.19 |
| H.B. Fuller Company | 37 | 3,064 |
| Hallstar | 82 | 11,742 |
| Hemlock Semiconductor Operations LLC | 368 | 25,417 |
| Hexion Inc. | 1,086 | 137,327 |
| Honeywell | 230,632 | 700,954 |
| Huntsman Corporation | 8,389.6281 | 1,025,843.9247 |
| ICL | 967 | 124,676 |
| Indorama Ventures | 19,008.99 | 1,877,324.12 |
| Infineum USA L.P. | 80 | 4,280 |
| Ingevity Corporation | 40,038.8 | 526,582.4 |
| Inhance Technologies LLC | 0 | 0 |
| Innospec Specialty Chemicals | 0 | 0 |
| Jayhawk Fine Chemicals Corporation | 173 | 242,405 |
| JCI Jones Chemicals, Inc. | 0 | 0 |
| Johnson Matthey | 306 | 27,780 |
| Jones-Hamilton Co. | 159.67 | 26,080 |
| Kao Specialties Americas LLC | 214.9 | 25,107.3 |
| Kensing LLC | 4,722 | 51,259 |
| Koppers Inc. | 601,032 | 257,352 |
| Koura Global | 0 | 0 |
| Kraton Corporation | 68,620 | 434,000 |
| Kuehne Chemical Company, Inc. | 0 | 3 |
| Kuraray America Inc. | 987 | 30,782.6 |
| LANXESS Corporation | 55,226 | 441,938 |
| LG Group Parties | 0 | 0 |
| Linde PLC (formerly Praxair) | 20,615 | 1,076,396 |
| LSB Chemical LLC | 0 | 70,461 |
| LyondellBasell | 213,848 | 9,786,318 |
| MEGlobal Americas Inc. | 1,302.17 | 20,841.06 |
| Methanex Corporation | 21,080 | 439,520 |
| Milliken Chemical, A Division of Milliken & Co. | 1,312 | 42,058 |
| Mitsubishi Chemical America, Inc. | 432,122.8 | 43,436.8 |
| Mitsui & Co. (USA), Inc. | 157,943 | 110,247 |
| Momentive Performance Materials | 934 | 183,219 |
| MonoSol, LLC | 820 | 113,960 |
| Nalco (an Ecolab Company) | 1,036.1726 | 68,673.995 |
| Nexpera L.L.C. | 1,031,538 | 120,689 |
| Niacet Corporation | 81 | 9,648 |
| Nisus Corporation | 0 | 0 |
| Nouryon | 2,479,096 | 510,628 |
| NOVA Chemicals Corporation | 220,820 | 795,740 |
| Nova Molecular Technologies, Inc. | 179 | 14,467 |
| Occidental Chemical Corporation | 51,927 | 4,849,932 |
| Orion S.A. | 6,571,600 | 114,202 |
| Pacific Industrial Development Corporation (PIDC) | 0 | 978.3 |
| Perstorp Polyols, Inc. | 309 | 45,702 |
| Pilot Chemical Company | 118 | 19,617 |
| PMC Group N.A., Inc. | 8,980 | 460,800 |
| Polypore International | 120 | 19,820 |
| PPG Industries, Inc. | 309 | 40,322 |
| PQ Corporation | 92,463.34 | 1,538,387.51 |
| Procter & Gamble, Chemicals Division | 345 | 5,088 |
| Pure Salt, LLC | 0 | 0 |
| PVS Chemicals, Inc. | 39,627 | 105,915 |
| Quaker Houghton | 0 | 0 |
| R.T. Vanderbilt Holding Company, Inc. | 182 | 27,753 |
| Roehm America LLC | 11.41 | 767.42 |
| SABIC | 1,114,002 | 1,261,468 |
| SACHEM, Inc. | 0 | 0 |
| Sasol (USA) Corporation | 53,488.3 | 2,062,681.7 |
| Shell Chemical LP | 426,396.06 | 8,344,783.23 |
| SI Group | 9,877 | 457,682 |
| SNF Holding Company | 5,811 | 161,373 |
| Solenis | 592.53 | 58,740 |
| Stepan Company | 50,915.5 | 164,183.38 |
| STOCKMEIER Urethanes USA Inc. | 38.63 | 178.8 |
| Sumitomo Chemical America, Inc. | 0 | 0 |
| Syensqo | 21,925.2 | 515,589.8 |
| Synthomer Plc. | 560.3 | 123,650.9 |
| Texas Brine Company, LLC | 0 | 0 |
| The Lubrizol Corporation | 101,116.64 | 509,935.22 |
| The Shepherd Chemical Company | 0 | 27,343 |
| Topsoe, Inc. | 557 | 35,183 |
| TotalEnergies Petrochemicals & Refining USA, Inc. | 12,385.0561 | 954,519.5563 |
| TPC Group Inc. | 45,491.2 | 1,062,998.3 |
| Trinity Manufacturing, Inc. | 0 | 4,838.22 |
| Trinseo | 347 | 24,048 |
| United Initiators, Inc. | 120 | 6,700 |
| USALCO LLC | 700 | 5,640 |
| VanDeMark Chemical Inc. | 748.7 | 1,300.91 |
| Verdant Specialty Solutions LLC | 47.5 | 7,855 |
| Viridis Chemical Company | 38 | 2,999 |
| W.R. Grace & Co | 46,246.13 | 1,165,673.2 |
| Wacker Chemical Corporation | 67 | 10,330 |