Southern Ionics INC | Chickasaw | AL | — | ◐ LIKELY ACTIVE |
Southern Ionics Incorporated | Tuscaloosa | AL | — | ◐ LIKELY ACTIVE |
Southern Ionics Incorporated Tuscaloosa Facility | Tuscaloosa | AL | — | ◐ LIKELY ACTIVE |
| SCSpecialty Chemical | Quincy | FL | 20–99 | ◐ LIKELY ACTIVE |
| SPSpecialty Products Us, LLC - Polyox Plant | Institute | WV | — | ◐ LIKELY ACTIVE |
| SBSpectrum Brand Pets, LLC | Blacksburg | VA | — | ◐ LIKELY ACTIVE |
| SSSumika Semiconductor Materials Texas | Baytown | TX | 20–99 | ◐ LIKELY ACTIVE |
| SCSummit Custom Spray Drying INC @ Flemington Ind Pk | Flemington | NJ | — | ◐ LIKELY ACTIVE |
| SPSunedison Polysilicon Facility | Pasadena | TX | — | ◐ LIKELY ACTIVE |
| SPSungro Products LLC | Los Angeles | CA | — | ◐ LIKELY ACTIVE |
| SASunlit Arizona LLC | Phoenix | AZ | 20–99 | ◐ LIKELY ACTIVE |
| TKTessenderlo Kerley | Dumas | TX | — | ◐ LIKELY ACTIVE |
| TRTextile Rubber & Chemical CO | Dalton | GA | — | ◐ LIKELY ACTIVE |
| TTexwipe | Kernersville | NC | — | ◐ LIKELY ACTIVE |
| TCThe Chemours Company FC, LLC - La Porte | La Porte | TX | 100–499 | ◐ LIKELY ACTIVE |
| TLThe Lubrizol Corporation | Painesville | OH | — | ◐ LIKELY ACTIVE |
| TOTherm O Rock INC - New Eagle Plant | New Eagle | PA | — | ◐ LIKELY ACTIVE |
| TThetford/norcold-dexter | Dexter | MI | — | ◐ LIKELY ACTIVE |
| TCTrans Carolina Products, LLC | Hamlet | NC | — | ◐ LIKELY ACTIVE |
| TLTronox LLC | Hamilton | MS | — | ◐ LIKELY ACTIVE |
| ULUct, LLC | Lewistown | PA | — | ◐ LIKELY ACTIVE |
| UCUnion Carbide Corporation | Woodbine | GA | — | ◐ LIKELY ACTIVE |
| UCUnion Carbide Corporation-institute | Institute | WV | 20–99 | ◐ LIKELY ACTIVE |
| UAU.s. Army Redstone Arsenal | Redstone Arsenal | AL | — | ◐ LIKELY ACTIVE |
| UEUS Enrichment CORP Paducah Gaseous Diffusion Plant | Paducah | KY | — | ◐ LIKELY ACTIVE |
| VCVanderbilt Chemicals, LLC - Murray, KY | Murray | KY | 20–99 | ◐ LIKELY ACTIVE |
| VCVenator Chemicals LLC | Harrisburg | NC | — | ◐ LIKELY ACTIVE |
| VWVeolia Water North America Operating Services LLC - Chalmette Facility | Chalmette | LA | — | ◐ LIKELY ACTIVE |
| WVWabash Valley Resources LLC | West Terre Haute | IN | — | ◐ LIKELY ACTIVE |
| WHW.a. Hammond Drierite Co, Limited | Xenia | OH | — | ◐ LIKELY ACTIVE |
| WWWalworth Woodcraft INC | Walworth | WI | — | ◐ LIKELY ACTIVE |
| WEWater Engineering, INC. | Mead | NE | — | ◐ LIKELY ACTIVE |
| WCWestlake Chemicals and Vinyls, LLC | Plaquemine | LA | 100–499 | ◐ LIKELY ACTIVE |
| WFWholesome Foods INC - Edinburg | Edinburg | VA | — | ◐ LIKELY ACTIVE |
| WMWillert Manufacturing Company, LLC | Douglassville | PA | 20–99 | ◐ LIKELY ACTIVE |
| WLWolf Lake Terminals, INC. | Hammond | IN | — | ◐ LIKELY ACTIVE |
| WIWoodward Iodine Corporation | Woodward | OK | 20–99 | ◐ LIKELY ACTIVE |
| WGW.r. Grace | East Chicago | IN | — | ◐ LIKELY ACTIVE |
| WGWR Grace - FCMS Tyrone Site | Tyrone | PA | 100–499 | ◐ LIKELY ACTIVE |
| 1W100 Waterfront Street | New Haven | CT | — | ◐ LIKELY ACTIVE |
| 3T3m Technical Ceramics Quapaw, LLC | Quapaw | OK | — | ◐ LIKELY ACTIVE |
| ARAdvanced Research Chemicals INC. | Catoosa | OK | — | ◐ LIKELY ACTIVE |
| AAdvansix | Philadelphia | PA | — | ◐ LIKELY ACTIVE |
| ADAes Drilling Fluids Clinton | Clinton | OK | — | ◐ LIKELY ACTIVE |
| APAir Products Manufacturing LLC | Paramount | CA | — | ◐ LIKELY ACTIVE |
| AHAjinomoto Health & Nutrition North America, INC. | Eddyville | IA | — | ◐ LIKELY ACTIVE |
| APAli Pharmaceutical Mfg LLC | Omaha | NE | — | ◐ LIKELY ACTIVE |
| AEAllegheny Energy Pleasants Power Station | Belmont | WV | — | ◐ LIKELY ACTIVE |
| ASAltivia Services, Llc, Institute Plant | Dunbar | WV | — | ◐ LIKELY ACTIVE |
| ACAmerchol CORP | Greensburg | LA | — | ◐ LIKELY ACTIVE |
| AAAmerican Acryl | Pasadena | TX | — | ◐ LIKELY ACTIVE |
| ACAmerican Chrome & Chemicals | Corpus Christi | TX | — | ◐ LIKELY ACTIVE |
| AIAmerican Inks & Coatings Corporation | Florence | KY | — | ◐ LIKELY ACTIVE |
| ACArkema Crosby Plant | Crosby | TX | — | ◐ LIKELY ACTIVE |
| AVArrmaz Vanceboro Facility | Vanceboro | NC | — | ◐ LIKELY ACTIVE |
| ASAuto-chlor System of Oakland | Oakland | CA | — | ◐ LIKELY ACTIVE |
| ATAutumn Tree, LLC | Prattville | AL | — | ◐ LIKELY ACTIVE |
| AEAz Electronic Materials USA CORP | Somerville | NJ | — | ◐ LIKELY ACTIVE |
| BCBasf Colors and Effects Usa, LLC | Newport | DE | — | ◐ LIKELY ACTIVE |
| BCBasf Corporation | Buena Park | CA | — | ◐ LIKELY ACTIVE |
| BLBay Logistics INC | Detroit | MI | — | ◐ LIKELY ACTIVE |
| BABeaumont Aniline | Nederland | TX | — | ◐ LIKELY ACTIVE |
| BRBedoukian Research INC | Danbury | CT | — | ◐ LIKELY ACTIVE |
| BABethlehem Apparatus CO INC | Bethlehem | PA | — | ◐ LIKELY ACTIVE |
Bio-rad Laboratories | Hercules | CA | — | ◐ LIKELY ACTIVE |
| BPBlackhawk Power Plant | Borger | TX | — | ◐ LIKELY ACTIVE |
| BUBlackman Uhler Chemical Company | Augusta | GA | — | ◐ LIKELY ACTIVE |
| BEBraven Environmental LLC | Zebulon | NC | — | ◐ LIKELY ACTIVE |
| CSCalifornia Sulphur CO | Wilmington | CA | — | ◐ LIKELY ACTIVE |
| CICambridge Isotope Laboratories INC | Tewksbury | MA | — | ◐ LIKELY ACTIVE |
| CEC E D Enterprises INC | Gore | VA | — | ◐ LIKELY ACTIVE |
| CCCeramic Color & Chem Mfg CO Plt | New Brighton | PA | — | ◐ LIKELY ACTIVE |
| CSChemical Specialties Incorporated | Valdosta | GA | — | ◐ LIKELY ACTIVE |
| CSChemtrade Solutions LLC - Hopewell | Hopewell | VA | — | ◐ LIKELY ACTIVE |
| CSChemtrade Solutions, LLC - Tampa | Tampa | FL | — | ◐ LIKELY ACTIVE |
| CLClariant Lsm America Incorporated Lugoff | Lugoff | SC | — | ◐ LIKELY ACTIVE |
| CCCombiphos Catalysts INC | Hamilton | NJ | — | ◐ LIKELY ACTIVE |
| DLDowbrands LP | Indianapolis | IN | — | ◐ LIKELY ACTIVE |
| EIEcolab Institutional (sysco) | Calera | AL | — | ◐ LIKELY ACTIVE |
| EDEi Dupont De Nemours (chambers Works) | Deepwater | NJ | — | ◐ LIKELY ACTIVE |
| ESElementis Specialties - New Martinsville Plant | Proctor | WV | — | ◐ LIKELY ACTIVE |
| EIEntegris, INC. | Ambler | PA | — | ◐ LIKELY ACTIVE |
| ECEquistar Chemicals | Newark | NJ | — | ◐ LIKELY ACTIVE |
| FLFill-pac, LLC | Hickory | NC | — | ◐ LIKELY ACTIVE |
| FKFinish Kare Products | South El Monte | CA | — | ◐ LIKELY ACTIVE |
| FIFirmenich INC | New York | NY | — | ◐ LIKELY ACTIVE |
| GSGeo Specialty Chemicals INC | Bastrop | LA | — | ◐ LIKELY ACTIVE |
| GWGlyeco West Virginia INC - Recovery Solutions & Technologies INC | Nitro | WV | — | ◐ LIKELY ACTIVE |
| GCGoodrich Corporation, Union | Union | WV | — | ◐ LIKELY ACTIVE |
| GPGranite Packaging LLC | Social Circle | GA | — | ◐ LIKELY ACTIVE |
| GSGulf Sulphur Services LTD LP - River Sulfur Facility | Saint James | LA | — | ◐ LIKELY ACTIVE |
| HEHansen Eng Inc/west Alexander | West Alexander | PA | — | ◐ LIKELY ACTIVE |
| HCHarcros Chemicals INC. - Tampa | Tampa | FL | — | ◐ LIKELY ACTIVE |
| HPHaviland Products Company | Grand Rapids | MI | — | ◐ LIKELY ACTIVE |
| HSHd Supply Facilities Maintenance LTD Mw020a | City of Industry | CA | — | ◐ LIKELY ACTIVE |
| HIHoneywell International INC | Birmingham | AL | — | ◐ LIKELY ACTIVE |
| HIHoneywell International INC Former Baron-blakeslee | Newark | CA | — | ◐ LIKELY ACTIVE |
| HCHouston Chemical Complex Battleground | Houston | TX | — | ◐ LIKELY ACTIVE |
| HCHydrol Chemical Company | Yeadon | PA | — | ◐ LIKELY ACTIVE |
| ICInbra Chemical Company INC | Orangeburg | SC | — | ◐ LIKELY ACTIVE |