| VBVoyant Beauty Elkhart West | Elkhart | IN | 100–499 | ◐ LIKELY ACTIVE |
| VAVulcan Asphalt Company | Cordova | AL | — | ◐ LIKELY ACTIVE |
| WVWabash Valley Resources LLC | West Terre Haute | IN | — | ◐ LIKELY ACTIVE |
| WCWarsaw Chemical Holdings LLC | Warsaw | IN | — | ◐ LIKELY ACTIVE |
| WEWater Engineering, INC. | Mead | NE | — | ◐ LIKELY ACTIVE |
| WWatermark | Ozark | MO | — | ◐ LIKELY ACTIVE |
| WSWater Services INC | Knoxville | TN | — | ◐ LIKELY ACTIVE |
| WMWayne Manufacturing Industries, LLC | Brentwood | NH | — | ◐ LIKELY ACTIVE |
| WCWd-40 Company | San Diego | CA | 100–499 | ◐ LIKELY ACTIVE |
| WAWellston Aerosol Mfg CO INC | Wellston | OH | — | ◐ LIKELY ACTIVE |
| WIWestern International Gas | Geismar | LA | — | ◐ LIKELY ACTIVE |
| WCWestlake Chemicals and Vinyls, LLC | Plaquemine | LA | 100–499 | ◐ LIKELY ACTIVE |
| WRWestlake Royal Building Products Bristol | Bristol | TN | 100–499 | ◐ LIKELY ACTIVE |
| WRWestlake Royal Building Products Marion | Marion | VA | 100–499 | ◐ LIKELY ACTIVE |
| WCWharton Chemical Complex | Hungerford | TX | — | ◐ LIKELY ACTIVE |
| WPWilliams Petroleum Serv.-augusta | Augusta | KS | — | ◐ LIKELY ACTIVE |
| WWincup | Lexington | MO | — | ◐ LIKELY ACTIVE |
| WLW. L. Gore & Associates, INC. - Elk Mills 1 | Elkton | MD | — | ◐ LIKELY ACTIVE |
| WLWmc LLC | Greenville | MI | — | ◐ LIKELY ACTIVE |
| WLWolf Lake Terminals, INC. | Hammond | IN | — | ◐ LIKELY ACTIVE |
| WGWR Grace - FCMS Tyrone Site | Tyrone | PA | 100–499 | ◐ LIKELY ACTIVE |
| ZIZeneca INC. | Mount Pleasant | TN | — | ◐ LIKELY ACTIVE |
| ZEZenith Energy Terminals Holdings LLC - Portland Terminal | Portland | OR | — | ◐ LIKELY ACTIVE |
| ZEZinkan Enterprises INC | Twinsburg | OH | — | ◐ LIKELY ACTIVE |
| 1W100 Waterfront Street | New Haven | CT | — | ◐ LIKELY ACTIVE |
| 1C121 Cd Associates Quakertown Fac | New Hope | PA | — | ◐ LIKELY ACTIVE |
| 2C21st Century Environmental Mgmt INC of Nv | Kansas City | MO | — | ◐ LIKELY ACTIVE |
| 3A3m Aston | Aston | PA | — | ◐ LIKELY ACTIVE |
| ACAeropres Corporation | Morris | IL | — | ◐ LIKELY ACTIVE |
| ADAes Drilling Fluids Clinton | Clinton | OK | — | ◐ LIKELY ACTIVE |
| APAgsalt Processing LLC | Gettysburg | PA | — | ◐ LIKELY ACTIVE |
| AAirco | Calvert City | KY | — | ◐ LIKELY ACTIVE |
| ADAirgas Dry Ice | La Porte | TX | — | ◐ LIKELY ACTIVE |
| ARAirgas - Reading | Reading | PA | — | ◐ LIKELY ACTIVE |
| ALAir Liquide Advanced Technologies US LLC | Rockford | IL | — | ◐ LIKELY ACTIVE |
| ALAir Liquide America CORP | Geismar | LA | — | ◐ LIKELY ACTIVE |
| ALAir Liquide Industrial | Galva | IA | — | ◐ LIKELY ACTIVE |
| ALAir Liquide Large Industries Nederland | Nederland | TX | — | ◐ LIKELY ACTIVE |
| ALAir Liquide Large Industries U.s. LP | Norco | LA | — | ◐ LIKELY ACTIVE |
| ALAir Liquide Large Industries US LP | Rodeo | CA | — | ◐ LIKELY ACTIVE |
| ALAir Liquide Large Industries U.s. Lp-freeport Hpu | Freeport | TX | — | ◐ LIKELY ACTIVE |
| ALAir Liquide - Victoria Asu | Bloomington | TX | — | ◐ LIKELY ACTIVE |
| APAir Products and Chemicals, INC. (p1487) | Midland | MI | — | ◐ LIKELY ACTIVE |
| APAir Products & Chemicals INC - Syngas Plant | Geismar | LA | — | ◐ LIKELY ACTIVE |
| APAir Products & Chemicals INC - Taft I Hy | Taft | LA | — | ◐ 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 |
| AFAlternative Fuels Dev | Houston | TX | — | ◐ LIKELY ACTIVE |
| ACAmerchol CORP | Greensburg | LA | — | ◐ LIKELY ACTIVE |
| AAAmerican Acryl | Pasadena | TX | — | ◐ LIKELY ACTIVE |
| AIAmerican Inks & Coatings Corporation | Florence | KY | — | ◐ LIKELY ACTIVE |
| APApollo Petroleum | Picayune | MS | — | ◐ LIKELY ACTIVE |
Aquaphoenix Scientific LLC | Hanover | PA | — | ◐ LIKELY ACTIVE |
| ACArrmaz Custom Chemicals | Mulberry | FL | — | ◐ LIKELY ACTIVE |
| AVArrmaz Vanceboro Facility | Vanceboro | NC | — | ◐ LIKELY ACTIVE |
| ACAtofina Chemicals INC. | Wichita | KS | — | ◐ LIKELY ACTIVE |
| ACAutomotive Coachworks Inc/oxford | Oxford | PA | — | ◐ LIKELY ACTIVE |
| AIAuto-tap, INC. (1318008053) | Cleveland | OH | — | ◐ LIKELY ACTIVE |
| AAAvient - Advanced Composites-polystrand | Englewood | CO | — | ◐ LIKELY ACTIVE |
| AEAz Electronic Materials USA CORP | Somerville | NJ | — | ◐ LIKELY ACTIVE |
| BDBadami Development Facility | Prudhoe Bay | AK | — | ◐ LIKELY ACTIVE |
| BPBars Products INC | Holly | MI | — | ◐ LIKELY ACTIVE |
| BRBaton Rouge Junction Facility | Jackson | LA | — | ◐ LIKELY ACTIVE |
| BLBay Logistics INC | Detroit | MI | — | ◐ LIKELY ACTIVE |
| BMBeaumont Marine West Terminal | Beaumont | TX | — | ◐ 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 |
| BGBoc Gases | Claymont | DE | — | ◐ LIKELY ACTIVE |
Brewer Science INC | Vichy | MO | — | ◐ LIKELY ACTIVE |
| BLBrowne Laboratories | Chattanooga | TN | — | ◐ LIKELY ACTIVE |
| BIBuckeye Indianola Terminal | Indianola | PA | — | ◐ LIKELY ACTIVE |
| BTBuckeye Terminals LLC | Bedford Park | IL | — | ◐ LIKELY ACTIVE |
| CFCal-chlor Fourchon LLC | Port Fourchon | LA | — | ◐ LIKELY ACTIVE |
| CCCalpine Clear Lake Cogeneration | Pasadena | TX | — | ◐ LIKELY ACTIVE |
| CICambridge Isotope Laboratories INC | Tewksbury | MA | — | ◐ LIKELY ACTIVE |
| CCCertainteed CORP - Lake Charles Polymer Plant | Westlake | LA | — | ◐ LIKELY ACTIVE |
| CLChampionx LLC - Greeley Facility | Kersey | CO | — | ◐ LIKELY ACTIVE |
| CLChem-trend Lp-grand River | Howell | MI | — | ◐ LIKELY ACTIVE |
| CSChemtron Supply CORP Dba Chemtron Riverbend | Saint Charles | MO | — | ◐ LIKELY ACTIVE |
| CPCitgo Petroleum Corporation Lemont Refinery | Lemont | IL | — | ◐ LIKELY ACTIVE |
| CLClariant Lsm America Incorporated Lugoff | Lugoff | SC | — | ◐ LIKELY ACTIVE |
| CCClopay Corporation Plastic Products Div. | Nashville | TN | — | ◐ LIKELY ACTIVE |
| CLCnty Line Clnr Svc | Huntingdon Valley | PA | — | ◐ LIKELY ACTIVE |
| CCCombiphos Catalysts INC | Hamilton | NJ | — | ◐ LIKELY ACTIVE |
| CCCorco Chemical CORP | Fairless Hills | PA | — | ◐ LIKELY ACTIVE |
| CBCortec Biotechnology Campus | Sarasota | FL | — | ◐ LIKELY ACTIVE |
| CCCosan Chemical CORP | Carlstadt | NJ | — | ◐ LIKELY ACTIVE |
| CLCrayola LLC Church Ln Plt | Easton | PA | — | ◐ LIKELY ACTIVE |
| CTCreighton Term | Creighton | PA | — | ◐ LIKELY ACTIVE |
| CSCri-sil Silicone Technologies, LLC | Biddeford | ME | — | ◐ LIKELY ACTIVE |
| CCytiva-muskegon | Muskegon | MI | — | ◐ LIKELY ACTIVE |
| DSDaicel Safety Systems Americas, INC | Mesa | AZ | — | ◐ LIKELY ACTIVE |
| DDalden | Southlake | TX | — | ◐ LIKELY ACTIVE |
| DMDeleet Merchandising | Newark | NJ | — | ◐ LIKELY ACTIVE |
| DRDeltech Resin CO | Newark | NJ | — | ◐ LIKELY ACTIVE |
| DODenbury Onshore Llc, Jackson Dome Facility | Brandon | MS | — | ◐ LIKELY ACTIVE |
| DKDorf Ketal Energy Services | Pleasanton | TX | — | ◐ LIKELY ACTIVE |