| PTPellucere Technologies | Springdale | AR | — | ◐ LIKELY ACTIVE |
| PMPergan Marshall | Marshall | TX | 20–99 | ◐ LIKELY ACTIVE |
| PCPeter Cremer North America - South Terminal | Cincinnati | OH | 100–499 | ◐ LIKELY ACTIVE |
| PAPfaltz and Bauer Incorporated | Waterbury | CT | — | ◐ LIKELY ACTIVE |
| PBPlainview Bioenergy | Plainview | TX | 20–99 | ◐ LIKELY ACTIVE |
| PBPlasmine Bay Minette | Bay Minette | AL | — | ◐ LIKELY ACTIVE |
| PCPMC Crystal | Lansdale | PA | 20–99 | ◐ LIKELY ACTIVE |
| PMPolykon Manufacturing LLC | Sandston | VA | — | ◐ LIKELY ACTIVE |
| PFPolytech Fibers | Chatsworth | GA | 20–99 | ◐ LIKELY ACTIVE |
| PLPower Line Packaging | Conshohocken | PA | — | ◐ LIKELY ACTIVE |
| PIPurity Isobutylene Plant and Pasadena Terminal | Pasadena | TX | — | ◐ LIKELY ACTIVE |
| QLQore, LLC | Eddyville | IA | 20–99 | ◐ LIKELY ACTIVE |
| QBQuality Blending, INC | Anoka | MN | — | ◐ LIKELY ACTIVE |
| RPRaven Plant | Baytown | TX | — | ◐ LIKELY ACTIVE |
| RMReiss Manufacturing INC | Blackstone | VA | — | ◐ LIKELY ACTIVE |
| SXSafuels X Renewable Fuels Facility | Williston | ND | — | ◐ LIKELY ACTIVE |
| SMSantolubes Manufacturing LLC | Spartanburg | SC | 20–99 | ◐ LIKELY ACTIVE |
| SCSasco Chemical Group, LLC - Monroe | Albany | GA | 1–19 | ◐ LIKELY ACTIVE |
| SCSasol Chem USA Llc/oil City | Oil City | PA | — | ◐ LIKELY ACTIVE |
| STScion Technologies | Pasadena | TX | 20–99 | ◐ LIKELY ACTIVE |
| SESeaboard Energy Kansas | Hugoton | KS | 100–499 | ◐ LIKELY ACTIVE |
| SESeaboard Energy Missouri, LLC | Saint Joseph | MO | 20–99 | ◐ LIKELY ACTIVE |
| SESeaboard Energy of Oklahoma, LLC | Guymon | OK | 20–99 | ◐ LIKELY ACTIVE |
| SEShin Etsu Silicones of America | Akron | OH | 1–19 | ◐ LIKELY ACTIVE |
| SSShin-Etsu Silicones of America, Inc. Damar | Akron | OH | 100–499 | ◐ LIKELY ACTIVE |
| SSShin-Etsu Silicones of America, Inc. Evans 1 | Akron | OH | 20–99 | ◐ LIKELY ACTIVE |
| SSShin-Etsu Silicones of America, Inc. Evans 2 | Akron | OH | 20–99 | ◐ LIKELY ACTIVE |
Signode Industrial Group-Latta | Latta | SC | 20–99 | ◐ LIKELY ACTIVE |
| SPSk Primacor Americas | Freeport | TX | — | ◐ LIKELY ACTIVE |
| SMSolugen Minetta Facility | Houston | TX | — | ◐ LIKELY ACTIVE |
| SMSoulbrain Mi Incorporated | Kokomo | IN | — | ◐ LIKELY ACTIVE |
| SPSpecialty Products Us, LLC - Polyox Plant | Institute | WV | — | ◐ LIKELY ACTIVE |
| SSSumika Semiconductor Materials Texas | Baytown | TX | 20–99 | ◐ LIKELY ACTIVE |
| SPSungro Products LLC | Los Angeles | CA | — | ◐ LIKELY ACTIVE |
| TLThe Lubrizol Corporation | Painesville | OH | — | ◐ LIKELY ACTIVE |
| UCUnion Carbide Corporation | Woodbine | GA | — | ◐ LIKELY ACTIVE |
| UCUnion Carbide Corporation-institute | Institute | WV | 20–99 | ◐ LIKELY ACTIVE |
| UFUniversal Fibers INC. | Bristol | VA | — | ◐ LIKELY ACTIVE |
| UFUS Fibers | Trenton | SC | 100–499 | ◐ LIKELY ACTIVE |
| VCVanderbilt Chemicals, LLC - Murray, KY | Murray | KY | 20–99 | ◐ LIKELY ACTIVE |
| WVWabash Valley Resources LLC | West Terre Haute | IN | — | ◐ LIKELY ACTIVE |
| WEWater Engineering, INC. | Mead | NE | — | ◐ LIKELY ACTIVE |
| WLWolf Lake Terminals, INC. | Hammond | IN | — | ◐ LIKELY ACTIVE |
| WGWR Grace - FCMS Tyrone Site | Tyrone | PA | 100–499 | ◐ LIKELY ACTIVE |
| 1W100 Waterfront Street | New Haven | CT | — | ◐ 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 |
| ACAmerchol CORP | Greensburg | LA | — | ◐ LIKELY ACTIVE |
| AAAmerican Acryl | Pasadena | TX | — | ◐ LIKELY ACTIVE |
| AIAmerican Inks & Coatings Corporation | Florence | KY | — | ◐ LIKELY ACTIVE |
| AVArrmaz Vanceboro Facility | Vanceboro | NC | — | ◐ LIKELY ACTIVE |
| AEAz Electronic Materials USA CORP | Somerville | NJ | — | ◐ LIKELY ACTIVE |
| BLBay Logistics INC | Detroit | MI | — | ◐ LIKELY ACTIVE |
| BRBedoukian Research INC | Danbury | CT | — | ◐ LIKELY ACTIVE |
Bio-rad Laboratories | Hercules | CA | — | ◐ LIKELY ACTIVE |
| BPBlackhawk Power Plant | Borger | TX | — | ◐ LIKELY ACTIVE |
| BUBlackman Uhler Chemical Company | Augusta | GA | — | ◐ LIKELY ACTIVE |
| BIBonar, INC. | Enka | NC | — | ◐ LIKELY ACTIVE |
| CICambridge Isotope Laboratories INC | Tewksbury | MA | — | ◐ LIKELY ACTIVE |
| CLClariant Lsm America Incorporated Lugoff | Lugoff | SC | — | ◐ LIKELY ACTIVE |
| CCCombiphos Catalysts INC | Hamilton | NJ | — | ◐ 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 |
| FIFirmenich INC | New York | NY | — | ◐ LIKELY ACTIVE |
| HIHoneywell International INC Former Baron-blakeslee | Newark | CA | — | ◐ LIKELY ACTIVE |
| HCHydrol Chemical Company | Yeadon | PA | — | ◐ LIKELY ACTIVE |
| ICInbra Chemical Company INC | Orangeburg | SC | — | ◐ LIKELY ACTIVE |
| IOIntech Organics Usa, INC. (c/o Fumigation Service & Supply Inc.) | Chicago | IL | — | ◐ LIKELY ACTIVE |
| KPKappus Plastics INC | Hampton | NJ | — | ◐ LIKELY ACTIVE |
| LCLake Charles Methanol Ii LLC - Lake Charles Methanol Facility | Westlake | LA | — | ◐ LIKELY ACTIVE |
| LHLbc Houston, LP | Seabrook | TX | — | ◐ LIKELY ACTIVE |
| MCMitsubishi Chemical America, INC. Electrolyte Division | Memphis | TN | — | ◐ LIKELY ACTIVE |
| MSMyriant Succinic Acid Biorefinery | Lake Providence | LA | — | ◐ LIKELY ACTIVE |
| NCNalco Champion-carson Plant 0111 | Long Beach | CA | — | ◐ LIKELY ACTIVE |
| NINatrochem INC | Savannah | GA | — | ◐ LIKELY ACTIVE |
| NANufarm Americas INC | Chicago Heights | IL | — | ◐ LIKELY ACTIVE |
| OLOdor-tech LLC | Pineville | LA | — | ◐ LIKELY ACTIVE |
| PBPierce Biotechnology INC | Rockford | IL | — | ◐ LIKELY ACTIVE |
| PAPrima America Corporation | Northumberland | NH | — | ◐ LIKELY ACTIVE |
| PLPromerus LLC | Akron | OH | — | ◐ LIKELY ACTIVE |
| SLSantolubes LLC | Saint Charles | MO | — | ◐ LIKELY ACTIVE |
| SASigma - Aldrich Mfg LLC Dekalb Facility | Saint Louis | MO | — | ◐ LIKELY ACTIVE |
| SGSi Group USA (usaa), LLC | Bay Minette | AL | — | ◐ LIKELY ACTIVE |
| SSyngenta | Bucks | AL | — | ◐ LIKELY ACTIVE |
| SPSyrgis Performance Initiators | West Helena | AR | — | ◐ LIKELY ACTIVE |
| TBTerra Biochem Jasper Plant | Jasper | TX | — | ◐ LIKELY ACTIVE |
| TMTexas Molecular - Deer Park Services | Deer Park | TX | — | ◐ LIKELY ACTIVE |
| TMTwelve - Moses Lake Site | Moses Lake | WA | — | ◐ LIKELY ACTIVE |
| USUmicore Specialty Materials La - Palm Commodities International LLC | Port Allen | LA | — | ◐ LIKELY ACTIVE |
| UCUnion Carbide Corporation - Ucc Technology Park Operations | South Charleston | WV | — | ◐ LIKELY ACTIVE |
| UBUnited Biochemicals LLC | Sanborn | NY | — | ◐ LIKELY ACTIVE |
| UDUS Doe Kansas City Plant | Kansas City | MO | — | ◐ LIKELY ACTIVE |
| VMVancom/dupage Motor Coach | Glen Ellyn | IL | — | ◐ LIKELY ACTIVE |
| WPWaste Path Sanitary Landfill LLC | Calvert City | KY | — | ◐ LIKELY ACTIVE |
| WVWest Virginia Methanol, Inc, Pleasants County | Saint Marys | WV | — | ◐ LIKELY ACTIVE |
| 3C3f Chimica Americas INC | Charlotte | NC | — | ◇ UNVERIFIED |
| ATAbsorbent Technologies | Albany | OR | — | ◇ UNVERIFIED |