| Company Name |
2024 Number of Tier 1 Events |
2024 Tier 1 Rate |
2024 Tier 2 Rate |
2024 Incident Severity Ranking 0-3 |
2024 Incident Severity Ranking 4-9 |
2024 Incident Severity Ranking 10-27 |
2024 Incident Severity Ranking 28+ |
|---|---|---|---|---|---|---|---|
| 3M | 3 | 0.25 | 0.34 | 3 | 0 | 0 | 0 |
| AC&S Incorporated | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Advancion | 0 | 0 | 0.27 | 0 | 0 | 0 | 0 |
| AdvanSix | 10 | 0.54 | 0.49 | 9 | 0 | 1 | 0 |
| Afton Chemical Corporation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Albaugh LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Albemarle Corporation | 2 | 0.09 | 0.71 | 2 | 0 | 0 | 0 |
| Allnex | 0 | 0 | 0.16 | 0 | 0 | 0 | 0 |
| American Air Liquide Holdings, Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Americas Styrenics LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Anderson Development Company | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Arcanum Infrastructure LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Arkema, Inc. | 3 | 0.11 | 0.14 | 3 | 0 | 0 | 0 |
| Ascend Performance Materials, LLC | 0 | 0 | 0.1 | 0 | 0 | 0 | 0 |
| Ashland Inc. | 2 | 0.11 | 0.27 | 2 | 0 | 0 | 0 |
| Aurorium | 2 | 0.38 | 1.31 | 1 | 1 | 0 | 0 |
| Avient | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Axalta Coating Systems LLC | 10 | 0.57 | 0.17 | 10 | 0 | 0 | 0 |
| Bakelite Synthetics | 2 | 0.34 | 0.34 | 2 | 0 | 0 | 0 |
| BASF Corporation | 12 | 0.06 | 0.2 | 12 | 0 | 0 | 0 |
| BENVIC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| BP Lubricants USA, Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Braskem America, Inc. | 0 | 0 | 0.23 | 0 | 0 | 0 | 0 |
| Cabot Corporation | 0 | 0 | 0.09 | 0 | 0 | 0 | 0 |
| Carus LLC | 1 | 0.61 | 0 | 0 | 0 | 1 | 0 |
| Cedar Concepts Corporation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Celanese | 1 | 0.02 | 0.1 | 1 | 0 | 0 | 0 |
| CGH-EV, Inc | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Chemours | 2 | 0.04 | 0.12 | 1 | 1 | 0 | 0 |
| CHEMTRADE | 1 | 0.23 | 1.4 | 0 | 0 | 1 | 0 |
| Chevron Oronite Company LLC | 1 | 0.17 | 0 | 1 | 0 | 0 | 0 |
| Chevron Phillips Chemical Company LLC | 2 | 0.02 | 0.09 | 2 | 0 | 0 | 0 |
| Clariant Corporation | 0 | 0 | 0.28 | 0 | 0 | 0 | 0 |
| Climax Molybdenum Company | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Corteva Agriscience | 2 | 0.1 | 0 | 2 | 0 | 0 | 0 |
| Covestro LLC | 3 | 0.08 | 0 | 3 | 0 | 0 | 0 |
| Covoro Mining Solutions LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Croda, Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Daikin America, Inc. | 0 | 0 | 0.21 | 0 | 0 | 0 | 0 |
| Dakota Gasification Company | 6 | 0.78 | 1.96 | 3 | 3 | 0 | 0 |
| Dorf Ketal Chemicals, LLC | 0 | -- | -- | 0 | 0 | 0 | 0 |
| Dover Chemical Corporation | 1 | 0.42 | 2.08 | 1 | 0 | 0 | 0 |
| Dow | 9 | 0.04 | 0.08 | 7 | 0 | 2 | 0 |
| DuPont | 1 | 0.01 | 0.05 | 1 | 0 | 0 | 0 |
| Eastman Chemical Company | 5 | 0.05 | 0.13 | 5 | 0 | 0 | 0 |
| Ecovyst Inc. | 0 | 0 | 0.21 | 0 | 0 | 0 | 0 |
| EFC Gases & Advanced Materials | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Elkem Silicones USA Corp. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| ERCO Worldwide LP | 2 | 1.3 | 0 | 2 | 0 | 0 | 0 |
| Ethyl Corporation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Evonik Corporation | 5 | 0.09 | 0.29 | 3 | 0 | 2 | 0 |
| Evonik Oil Additives USA, Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| ExxonMobil Product Solutions Company | 1 | 0.01 | 0.09 | 1 | 0 | 0 | 0 |
| FMC Corporation | 0 | 0 | 0.04 | 0 | 0 | 0 | 0 |
| Foremark Performance Chemicals, Inc | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| FutureFuel Chemical Company, a Subsidiary of FutureFuel Corporation | 1 | 0.21 | 0.21 | 1 | 0 | 0 | 0 |
| Gantrade Corporation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| GEON Performance Solutions, LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| H.B. Fuller Company | 3 | 0.28 | 0.09 | 3 | 0 | 0 | 0 |
| Hallstar | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Hemlock Semiconductor Operations LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Hexion Inc. | 1 | 0.11 | 0.22 | 1 | 0 | 0 | 0 |
| Honeywell | 2 | 0.06 | 0.34 | 1 | 0 | 0 | 1 |
| Huntsman Corporation | 2 | 0.07 | 0.26 | 2 | 0 | 0 | 0 |
| ICL | 0 | 0 | 0.15 | 0 | 0 | 0 | 0 |
| Indorama Ventures | 2 | 0.08 | 0.11 | 2 | 0 | 0 | 0 |
| Infineum USA L.P. | 0 | 0 | 0.97 | 0 | 0 | 0 | 0 |
| Ingevity Corporation | 1 | 0.04 | 0 | 1 | 0 | 0 | 0 |
| Inhance Technologies LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Innospec Specialty Chemicals | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Jayhawk Fine Chemicals Corporation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| JCI Jones Chemicals, Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Johnson Matthey | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Jones-Hamilton Co. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Kao Specialties Americas LLC | 1 | 0.69 | 0.69 | 1 | 0 | 0 | 0 |
| Kensing LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Koppers Inc. | 0 | 0 | 1.83 | 0 | 0 | 0 | 0 |
| Koura Global | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Kraton Corporation | 3 | 0.17 | 0.12 | 3 | 0 | 0 | 0 |
| Kuehne Chemical Company, Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Kuraray America Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| LANXESS Corporation | 1 | 0.04 | 0.28 | 0 | 1 | 0 | 0 |
| Linde PLC (formerly Praxair) | 7 | 0.05 | 0.05 | 6 | 1 | 0 | 0 |
| LSB Chemical LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| LyondellBasell | 9 | 0.07 | 0.27 | 9 | 0 | 0 | 0 |
| MEGlobal Americas Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Merichem Company | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Methanex Corporation | 0 | 0 | 0.47 | 0 | 0 | 0 | 0 |
| Milliken Chemical, A Division of Milliken & Co. | 1 | 0.09 | 0 | 1 | 0 | 0 | 0 |
| Mitsubishi Chemical America, Inc. | 0 | 0 | 0.15 | 0 | 0 | 0 | 0 |
| Mitsui & Co. (USA), Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Momentive Performance Materials | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| MonoSol, LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Nalco (an Ecolab Company) | 2 | 0.35 | 1.05 | 2 | 0 | 0 | 0 |
| Nexpera L.L.C. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Niacet Corporation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Nisus Corporation | 1 | 1.47 | 1.47 | 1 | 0 | 0 | 0 |
| Nouryon | 3 | 0.22 | 0.37 | 3 | 0 | 0 | 0 |
| NOVA Chemicals Corporation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Nova Molecular Technologies, Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Occidental Chemical Corporation | 8 | 0.19 | 0.4 | 7 | 1 | 0 | 0 |
| Orion S.A. | 0 | 0 | 1.64 | 0 | 0 | 0 | 0 |
| Pacific Industrial Development Corporation (PIDC) | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Perstorp Polyols, Inc. | 0 | 0 | 0.71 | 0 | 0 | 0 | 0 |
| Pilot Chemical Company | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| PMC Group N.A., Inc. | 2 | 0.36 | 0 | 2 | 0 | 0 | 0 |
| PPG Industries, Inc. | 0 | 0 | 0.59 | 0 | 0 | 0 | 0 |
| PQ Corporation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Procter & Gamble, Chemicals Division | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Pure Salt, LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| PVS Chemicals, Inc. | 2 | 0.59 | 2.07 | 2 | 0 | 0 | 0 |
| Quaker Houghton | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| R.T. Vanderbilt Holding Company, Inc. | 0 | 0 | 0.76 | 0 | 0 | 0 | 0 |
| Roehm America LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| SABIC | 3 | 0.09 | 0.15 | 3 | 0 | 0 | 0 |
| SACHEM, Inc. | 3 | 2.17 | 0 | 3 | 0 | 0 | 0 |
| Sasol (USA) Corporation | 0 | 0 | 0.13 | 0 | 0 | 0 | 0 |
| Shell Chemical LP | 2 | 0.03 | 0.06 | 1 | 0 | 1 | 0 |
| SI Group | 1 | 0.11 | 0.46 | 0 | 1 | 0 | 0 |
| SNF Holding Company | 13 | 0.44 | 0.64 | 13 | 0 | 0 | 0 |
| Solenis | 1 | 0.1 | 0.19 | 1 | 0 | 0 | 0 |
| Solvay America, Inc. | 7 | 0.13 | 0.32 | 7 | 0 | 0 | 0 |
| Stepan Company | 3 | 0.25 | 0.66 | 3 | 0 | 0 | 0 |
| STOCKMEIER Urethanes USA Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Sumitomo Chemical America, Inc. | 0 | -- | -- | 0 | 0 | 0 | 0 |
| Synthomer Plc. | 2 | 0.24 | 0.12 | 2 | 0 | 0 | 0 |
| Texas Brine Company, LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| The Lubrizol Corporation | 6 | 0.13 | 0.07 | 5 | 0 | 1 | 0 |
| The Shepherd Chemical Company | 2 | 1.19 | 0 | 2 | 0 | 0 | 0 |
| Topsoe, Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| TotalEnergies Petrochemicals & Refining USA, Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| TPC Group Inc. | 2 | 0.19 | 0 | 1 | 1 | 0 | 0 |
| Trinity Manufacturing, Inc. | 1 | 0.74 | 2.23 | 1 | 0 | 0 | 0 |
| Trinseo | 1 | 0.15 | 0 | 0 | 1 | 0 | 0 |
| United Initiators, Inc. | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| USALCO LLC | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| VanDeMark Chemical Inc. | 0 | 0 | 1.14 | 0 | 0 | 0 | 0 |
| Verdant Specialty Solutions LLC | 1 | 0.57 | 0.57 | 1 | 0 | 0 | 0 |
| W.R. Grace & Co | 1 | 0.03 | 0.21 | 1 | 0 | 0 | 0 |
| Wacker Chemical Corporation | 0 | 0 | 0.13 | 0 | 0 | 0 | 0 |