| MACE ADHESIVES & COATINGS CO I NC | MACE ADHESIVES & COATINGS CO I NC | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 34.26 |
| BOSTON SCIENTIFIC | Boston Scientific Corp. | Ethylene oxide | 21.51 |
| ISOMEDIX OPERATIONS INC. | STERIS | Ethylene oxide | 21.39 |
| AVIENT COLORANTS USA LLC - HOLDEN FACILITY | Avient Corporation | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 4.62 |
| CHECON LLC | CHECON LLC | Cadmium compounds | 3.67 |
| INNER-TITE CORP. | INNER-TITE CORP. | Chromium | 2.91 |
| METSO AUTOMATION USA INC | Valmet Oyj | Chromium | 1.60 |
| KOMTEK FORGE LLC | Crawford United | Chromium | 1.47 |
| MAHR INC. | MAHR INC. | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 1.17 |
| ATLANTIC FOOTCARE INC | ATLANTIC FOOTCARE INC | Diisocyanates | 1.16 |
| SHIELD PACKAGING CO INC | Shield Packaging Co. | Certain glycol ethers | 1.04 |
| CAPSTAN ATLANTIC | CAPSTAN ATLANTIC | Nickel | 0.84 |
| MACE ADHESIVES & COATINGS CO I NC | MACE ADHESIVES & COATINGS CO I NC | Diisocyanates | 0.82 |
| KOMTEK FORGE LLC | Crawford United | Nickel | 0.73 |
| WYMAN-GORDON CO | Berkshire Hathaway | Nickel | 0.54 |
| ROGERS CORP - WOODSTOCK | Rogers Corp. | Diisocyanates | 0.48 |
| WHITCRAFT LLC | Pursuit Aerospace | Chromium | 0.40 |
| WYMAN-GORDON CO | Berkshire Hathaway | Chromium | 0.40 |
| MATERION TECHNICAL MATERIALS INC | Materion | Chromium | 0.34 |
| SHIELD PACKAGING CO INC | Shield Packaging Co. | Xylene (mixed isomers) | 0.27 |
| METALOR TECHNOLOGIES USA CORP REFINING DIV | Tanaka Kikinzoku Kogyo | Chlorine | 0.24 |
| SHELL PROVIDENCE TERMINAL | Shell PLC | Benzene | 0.22 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Antimony compounds | 0.14 |
| ULTRA FINE SPECIALTY PRODUCTS RI | Novamet Specialty Products | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 0.13 |
| METSO AUTOMATION USA INC | Valmet Oyj | Nickel | 0.06 |
| PHOTOFABRICATION ENGINEERING I NC | THE PARTNER COS LLC | Hydrogen fluoride (Hydrofluoric acid) | 0.06 |
| WYMAN-GORDON CO | Berkshire Hathaway | Nickel | 0.05 |
| ROEHM AMERICA LLC | Advent International | Acrylonitrile | 0.05 |
| PALMER FOUNDRY INC | PALMER FOUNDRY INC | Diisocyanates | 0.04 |
| TEKNOR APEX CO | TEKNOR APEX | Di(2-ethylhexyl) phthalate | 0.04 |
| WHITCRAFT LLC | Pursuit Aerospace | Nickel | 0.04 |
| ROGERS CORP - MOOSUP | Rogers Corp. | Diisocyanates | 0.04 |
| ULTRA FINE SPECIALTY PRODUCTS RI | Novamet Specialty Products | Nickel compounds | 0.03 |
| MEARTHANE PRODUCTS CORP | MEARTHANE PRODUCTS CORP | Diisocyanates | 0.03 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.03 |
| TEKNOR APEX CO | TEKNOR APEX | Antimony compounds | 0.02 |
| OCEAN STATE POWER | LS Power | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.02 |
| VIBRAM CORP | VIBRAM USA | Diisocyanates | 0.02 |
| PHOTOFABRICATION ENGINEERING I NC | THE PARTNER COS LLC | Nitric acid | 0.02 |
| TRELLEBORG COATED SYSTEMS US INC. | Trelleborg | N,N-Dimethylformamide | 0.01 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Acetonitrile | 0.01 |
| ROHM & HAAS ELECTRONIC MATERIALS LLC | DuPont de Nemours | Formaldehyde | 0.01 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Formaldehyde | 0.01 |
| BROOKWOOD LAMINATING INC | Hallwood Group | N,N-Dimethylformamide | 0.01 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Pyridine | 0.01 |
| PRYSMIAN CABLE & SYSTEMS LLC | Prysmian Group | Ozone | 0.01 |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | TTM Technologies | Formaldehyde | 0.01 |
| METALOR TECHNOLOGIES USA CORP REFINING DIV | Tanaka Kikinzoku Kogyo | Cyanide compounds | 0.01 |
| INTERPLEX ETCH LOGIC LLC | INTERPLEX INDUSTRIES INC | Chlorine | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Lead compounds | 0.00 |
| INDUPLATE LLC. | GREYSTONE INC | Nitric acid | 0.00 |
| CHEMART | CHEMART | Chlorine | 0.00 |
| NISSHA METALLIZING SOLUTIONS | NISSHA METALLIZING SOLUTIONS | Aluminum (fume or dust) | 0.00 |
| NEW ENGLAND UNION CO. INC. | NEW ENGLAND UNION CO. INC. | Lead | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| DAV-TECH PLATING INC. | DAV-TECH PLATING INC. | Nitric acid | 0.00 |
| CAPSTAN ATLANTIC | CAPSTAN ATLANTIC | Copper | 0.00 |
| SAEILO ENTERPRISES | SAEILO ENTERPRISES INC | Lead | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Phenol | 0.00 |
| PANDOLF PERKINS CO | EH PERKINS CONSTRUCTION INC | Polycyclic aromatic compounds | 0.00 |
| SHELL PROVIDENCE TERMINAL | Shell PLC | Naphthalene | 0.00 |
| TEKNOR APEX CO | TEKNOR APEX | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| NEW ENGLAND UNION CO. INC. | NEW ENGLAND UNION CO. INC. | Copper | 0.00 |
| SHELL PROVIDENCE TERMINAL | Shell PLC | Ethylbenzene | 0.00 |
| RATHBONE PRECISION METALS INC | Calvi Holding | Nitric acid | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | Xylene (mixed isomers) | 0.00 |
| UNITED ABRASIVES INC | UNITED ABRASIVES INC | Phenol | 0.00 |
| GENTEX OPTICS INC | EOA HOLDING CO INC | Methanol | 0.00 |
| PALL CORP | Danaher | Certain glycol ethers | 0.00 |
| PRYSMIAN CABLE & SYSTEMS USA LLC | Prysmian Group | Acetophenone | 0.00 |
| COOLEY INC | J. H. Whitney & Co. | N,N-Dimethylformamide | 0.00 |
| CHECON LLC | CHECON LLC | Silver compounds | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Zinc compounds | 0.00 |
| ROEHM AMERICA LLC | Advent International | Maleic anhydride | 0.00 |
| TRESCA BROTHERS SAND & GRAVEL | TRESCA BROTHERS SAND & GRAVEL | Lead | 0.00 |
| SUPERCON INC | SUPERCON INC | Nitric acid | 0.00 |
| TECHNIC INC ENGINEERED POWDERS DIV | TECHNIC INC | Formaldehyde | 0.00 |
| BULLARD ABRASIVES INC | BULLARD ABRASIVES INC | Phenol | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | Vinyl acetate | 0.00 |
| INNER-TITE CORP. | INNER-TITE CORP. | Lead | 0.00 |
| DAUPHINAIS CONCRETE | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| CAMGER COATINGS SYSTEMS INC | CAMGER COATINGS SYSTEMS INC | Xylene (mixed isomers) | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Ethylene glycol | 0.00 |
| HOLDEN TRAP ROCK | MA BROKEN STONE CO | Polycyclic aromatic compounds | 0.00 |
| RIVERDALE MILLS CORP | RIVERDALE MILLS CORP | Zinc compounds | 0.00 |
| BORO SAND & STONE CORP | BORO SAND & STONE CORP | Lead | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Lead compounds | 0.00 |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | TTM Technologies | Certain glycol ethers | 0.00 |
| SHELL PROVIDENCE TERMINAL | Shell PLC | Xylene (mixed isomers) | 0.00 |
| CHEMART | CHEMART | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| PRYSMIAN CABLE & SYSTEMS USA LLC | Prysmian Group | Antimony compounds | 0.00 |
| CLEANPART EAST | Mitsubishi Chemical | Nitric acid | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | Toluene | 0.00 |
| QUIKRETE - CONNECTICUT PLANT | Quikrete | Lead | 0.00 |
| UNITED COUNTY INDUSTRIES | UNITED COUNTY INDUSTRIES | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Phenol | 0.00 |
| INDUPLATE LLC. | GREYSTONE INC | Lead compounds | 0.00 |
| INDUSTRIAL POLYMERS & CHEMICAL S INC | INDUSTRIAL POLYMERS & CHEMICAL S INC | Phenol | 0.00 |
| MANCHESTER STREET LLC. | Starwood Energy Group | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Xylene (mixed isomers) | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Nitric acid | 0.00 |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | TTM Technologies | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| PROVIDENCE METALLIZING CO IN C | PROVIDENCE METALLIZING CO INC | Nitric acid | 0.00 |
| METALOR TECHNOLOGIES USA CORP REFINING DIV | Tanaka Kikinzoku Kogyo | Nitric acid | 0.00 |
| FRITO-LAY INC | PepsiCo | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| ROGERS CORP - MOOSUP | Rogers Corp. | Zinc compounds | 0.00 |
| DIMENSION-POLYANT INC. | DIMENSION-POLYANT INC. | Toluene | 0.00 |
| TEKNOR APEX CO | TEKNOR APEX | Zinc compounds | 0.00 |
| ULTRA FINE SPECIALTY PRODUCTS RI | Novamet Specialty Products | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| CHEMART | CHEMART | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.00 |
| MUSTANG MOTORCYCLE PRODUCTS LLC | MAG INC | Styrene | 0.00 |
| MAHR INC. | MAHR INC. | Lead compounds | 0.00 |
| FIBERGLASS FABRICATORS INC. | OPAC INC | Styrene | 0.00 |
| SHELL PROVIDENCE TERMINAL | Shell PLC | 1,2,4-Trimethylbenzene | 0.00 |
| TRELLEBORG COATED SYSTEMS US INC. | Trelleborg | Toluene | 0.00 |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | TTM Technologies | Lead compounds | 0.00 |
| TEKNOR APEX CO | TEKNOR APEX | Lead compounds | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | n-Hexane (Hexane) | 0.00 |
| SPRAGUE PROVIDENCE | Brookfield Corporation | 1,2,4-Trimethylbenzene | 0.00 |
| CAMGER COATINGS SYSTEMS INC | CAMGER COATINGS SYSTEMS INC | Toluene | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Methanol | 0.00 |
| SHELL PROVIDENCE TERMINAL | Shell PLC | n-Hexane (Hexane) | 0.00 |
| E. PARRELLA CO. INC. | E. PARRELLA CO. INC. | Styrene | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Toluene | 0.00 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Toluene | 0.00 |
| AVIENT COLORANTS USA LLC - HOLDEN FACILITY | Avient Corporation | Zinc compounds | 0.00 |
| TIFFANY & CO | LVMH | Silver | 0.00 |
| COOLEY INC | J. H. Whitney & Co. | Toluene | 0.00 |
| BROOKWOOD LAMINATING INC | Hallwood Group | Toluene | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Vinyl acetate | 0.00 |
| ROGERS CORP - MOOSUP | Rogers Corp. | Phthalic anhydride | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Xylene (mixed isomers) | 0.00 |
| OLDCASTLE APG NEW ENGLAND | CRH PLC | Lead compounds | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | 3-Iodo-2-propynyl butylcarbamate | 0.00 |
| PRYSMIAN CABLE & SYSTEMS USA LLC | Prysmian Group | Lead compounds | 0.00 |
| PRYSMIAN CABLE & SYSTEMS USA LLC | Prysmian Group | Zinc compounds | 0.00 |
| ALLNEX USA INC. WALLINGFORD CT SITE | PTT Group | Certain glycol ethers | 0.00 |
| ROEHM AMERICA LLC | Advent International | Ethyl acrylate | 0.00 |
| GVS N.A. | GVS Group | Formic acid | 0.00 |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | TTM Technologies | Nitric acid | 0.00 |
| HUTCHINSON PRECISION SEALING SYSTEMS INC | TotalEnergies SE | Zinc compounds | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Ethylene glycol | 0.00 |
| PRYSMIAN CABLE & SYSTEMS USA LLC | Prysmian Group | Mercury | 0.00 |
| SHELL PROVIDENCE TERMINAL | Shell PLC | Toluene | 0.00 |
| SHELL PROVIDENCE TERMINAL | Shell PLC | Cyclohexane | 0.00 |
| ROEHM AMERICA LLC | Advent International | Methyl methacrylate | 0.00 |
| HOLDEN TRAP ROCK | MA BROKEN STONE CO | Benzo[g,h,i]perylene | 0.00 |
| SHELL PROVIDENCE TERMINAL | Shell PLC | Cumene | 0.00 |
| DAUPHINAIS CONCRETE | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| TTM PRINTED CIRCUIT GROUP | TTM Technologies | Lead | 0.00 |
| TECHNIC INC ENGINEERED POWDERS DIV | TECHNIC INC | Methanol | 0.00 |
| NEW METHOD PLATING CO.,INC. | NEW METHOD PLATING CO.,INC. | Cyanide compounds | 0.00 |
| TTM PRINTED CIRCUIT GROUP MULT ILAYER STAFFORD DIV | TTM Technologies | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| ADVANCED ADHESIVE SYSTEMS INC | ADVANCED ADHESIVE SYSTEMS INC | Methyl methacrylate | 0.00 |
| SPRAGUE PROVIDENCE | Brookfield Corporation | Polycyclic aromatic compounds | 0.00 |
| GVS N.A. | GVS Group | Methanol | 0.00 |
| GELEST INC | Mitsubishi Chemical | n-Hexane (Hexane) | 0.00 |
| ROEHM AMERICA LLC | Advent International | Toluene | 0.00 |
| SAFETY-KLEEN SYSTEMS MARLBOROUGH (MRB) | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| TEKNOR APEX CO | TEKNOR APEX | Polycyclic aromatic compounds | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| PRYSMIAN CABLE & SYSTEMS USA LLC | Prysmian Group | Copper | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Methyl isobutyl ketone | 0.00 |
| OLDCASTLE APG NEW ENGLAND | CRH PLC | Lead | 0.00 |
| ROEHM AMERICA LLC | Advent International | Styrene | 0.00 |
| DUR-A-FLEX | Sherwin-Williams | Methyl methacrylate | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Toluene | 0.00 |
| POR PRODUCTS | POR PRODUCTS | 1,2,4-Trimethylbenzene | 0.00 |
| TANURY INDUSTRIES | TANURY INDUSTRIES | Cyanide compounds | 0.00 |
| ACUSHNET CO BALL PLANT III | Fila Holdings Corp. | Methyl isobutyl ketone | 0.00 |
| TEKNOR APEX CO | TEKNOR APEX | Benzo[g,h,i]perylene | 0.00 |
| SPRAGUE PROVIDENCE | Brookfield Corporation | Benzo[g,h,i]perylene | 0.00 |
| ALLNEX USA INC. WALLINGFORD CT SITE | PTT Group | Toluene | 0.00 |
| SHIELD PACKAGING CO INC | Shield Packaging Co. | MIXTURE | 0.00 |
| GVS N.A. | GVS Group | N-Methyl-2-pyrrolidone | 0.00 |
| CYTIVA | Danaher | N-Methyl-2-pyrrolidone | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Lithium carbonate | 0.00 |
| ROHM & HAAS ELECTRONIC MATERIALS LLC | DuPont de Nemours | N-Methyl-2-pyrrolidone | 0.00 |
| SARTORIUS STEDIM 450 DLB | SARTORIUS STEDIM BIOTECH | N-Methyl-2-pyrrolidone | 0.00 |
| ROGERS CORP - WOODSTOCK | Rogers Corp. | N-Methyl-2-pyrrolidone | 0.00 |
| PALL CORP | Danaher | N-Methyl-2-pyrrolidone | 0.00 |