| TECOMET | Charlesbank Capital Partners | Cobalt | 156.61 |
| CERTAINTEED LLC | Saint-Gobain | 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.) | 109.98 |
| GE AVIATION | General Electric | Chromium | 62.56 |
| TECOMET | Charlesbank Capital Partners | Chromium | 39.92 |
| ISOMEDIX OPERATIONS INC. | STERIS | Ethylene oxide | 39.32 |
| BOYD CORP INC. | Goldman Sachs | Trichloroethylene | 28.32 |
| PROTO LABS INC. | PROTO LABS INC | Chromium | 13.83 |
| PROTO LABS INC | PROTO LABS INC | Chromium | 13.83 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Nickel compounds | 12.40 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Lead | 11.22 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Cobalt | 11.04 |
| GE AVIATION | General Electric | Cobalt | 8.72 |
| TECHNICAL MANUFACTURING CORP | Ametek | Chromium | 8.57 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Cobalt | 8.24 |
| GE AVIATION | General Electric | Nickel | 6.44 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Chromium | 5.76 |
| CHEMGENES CORP | CHEMGENES CORP | Chloroform | 4.59 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Chromium | 4.30 |
| LUBRIZOL ADVANCED MATERIALS INC | Berkshire Hathaway | Diisocyanates | 4.06 |
| TEI BIOSCIENCES | Integra LifeSciences | Chloroform | 3.70 |
| CHECON LLC | CHECON LLC | Cadmium compounds | 3.42 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Nickel | 2.00 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Chromium | 1.55 |
| METSO AUTOMATION USA INC | Valmet Oyj | Chromium | 1.14 |
| KOMTEK FORGE LLC | Crawford United | Chromium | 1.13 |
| ENTEGRIS INC | Entegris | Di(2-ethylhexyl) phthalate | 1.08 |
| CAPSTAN ATLANTIC | CAPSTAN ATLANTIC | Nickel | 1.08 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Benzene | 1.01 |
| SMITH & NEPHEW | Smith & Nephew | Chromium | 1.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Benzene | 0.99 |
| CHROMA COLOR CORP | Arsenal Capital Partners | 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.) | 0.92 |
| TECOMET | Charlesbank Capital Partners | Nickel | 0.80 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzene | 0.79 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Zinc compounds | 0.79 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Benzene | 0.64 |
| KOMTEK FORGE LLC | Crawford United | Nickel | 0.57 |
| NATIONAL COATING CORP | Carlisle | Formaldehyde | 0.50 |
| FUTURE FOAM INC | FUTURE FOAM INC | Toluene diisocyanate (mixed isomers) | 0.50 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Diisocyanates | 0.39 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Benzene | 0.37 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Nickel | 0.37 |
| WYMAN-GORDON CO | Berkshire Hathaway | Nickel | 0.29 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Nickel | 0.27 |
| KENDALL GREEN ENERGY LLC | Antin Infrastructure Partners | Polycyclic aromatic compounds | 0.26 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Antimony compounds | 0.24 |
| AMPHENOL APC INC | Amphenol | Formaldehyde | 0.22 |
| WYMAN-GORDON CO | Berkshire Hathaway | Chromium | 0.22 |
| METALOR TECHNOLOGIES USA CORP REFINING DIV | Tanaka Kikinzoku Kogyo | Chlorine | 0.20 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Diisocyanates | 0.15 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.11 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.11 |
| COVESTRO LLC | Covestro | Triethylamine | 0.10 |
| IRVING OIL TERMINALS INC. | Irving Oil | Naphthalene | 0.10 |
| DAMPNEY CO INC | DAMPNEY CO INC | Ethylbenzene | 0.09 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Antimony compounds | 0.08 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.07 |
| FLEXCON INDUSTRIES | Swan Group | Xylene (mixed isomers) | 0.07 |
| CHELSEA SANDWICH LLC | Global Partners LP | Naphthalene | 0.06 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.06 |
| AVCARB MATERIAL SOLUTIONS | Arsenal Capital Partners | Hydrogen cyanide | 0.05 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Copper | 0.05 |
| PHOTOFABRICATION ENGINEERING I NC | THE PARTNER COS LLC | Hydrogen fluoride (Hydrofluoric acid) | 0.04 |
| METSO AUTOMATION USA INC | Valmet Oyj | Nickel | 0.04 |
| SPECIALTY MATERIALS INC. | Global Materials | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.04 |
| BENCHMARK ELECTRONICS NH DIV | Benchmark Electronics | Lead | 0.04 |
| DUNCAN GALVANIZING CORP. | DUNCAN GALVANIZING CORP. | Lead compounds | 0.03 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Copper | 0.03 |
| SIKA CORP SIKA SARNAFIL DIV | Sika AG | Certain glycol ethers | 0.03 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Hydrogen fluoride (Hydrofluoric acid) | 0.03 |
| DUNCAN GALVANIZING CORP. | DUNCAN GALVANIZING CORP. | Zinc compounds | 0.03 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene diisocyanate (mixed isomers) | 0.02 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Antimony compounds | 0.02 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.02 |
| GLOBAL COMPANIES LLC | Global Partners LP | Naphthalene | 0.02 |
| CERTAINTEED LLC | Saint-Gobain | Polycyclic aromatic compounds | 0.02 |
| WYMAN-GORDON CO | Berkshire Hathaway | Nickel | 0.02 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Naphthalene | 0.02 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | N,N-Dimethylformamide | 0.02 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene diisocyanate (mixed isomers) | 0.02 |
| SIKA CORP SIKA SARNAFIL DIV | Sika AG | Antimony compounds | 0.02 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.02 |
| DAMPNEY CO INC | DAMPNEY CO INC | Xylene (mixed isomers) | 0.02 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Antimony compounds | 0.02 |
| CYN OIL | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.01 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | Dichloromethane (Methylene chloride) | 0.01 |
| HOLCIM - NER INC. | Holcim Group | Lead compounds | 0.01 |
| IDEAL TAPE CO | American Biltrite | Toluene | 0.01 |
| PHOTOFABRICATION ENGINEERING I NC | THE PARTNER COS LLC | Nitric acid | 0.01 |
| CALPINE FORE RIVER ENERGY CENTER LLC | Energy Capital Partners | Polycyclic aromatic compounds | 0.01 |
| ROHM & HAAS ELECTRONIC MATERIALS LLC | DuPont de Nemours | Formaldehyde | 0.01 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Ethylbenzene | 0.01 |
| HAARTZ CORP | HAARTZ CORP | o-Xylene | 0.01 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Acetonitrile | 0.01 |
| COVESTRO LLC | Covestro | Diisocyanates | 0.01 |
| BOSTIK MANUFACTURING PLANT | Arkema | Antimony compounds | 0.01 |
| EDWARDS VACUUM LLC | Atlas Copco | Lead | 0.01 |
| BRADFORD INDUSTRIES | Wembly Enterprises | N,N-Dimethylformamide | 0.01 |
| COVESTRO LLC | Covestro | Toluene-2,4-diisocyanate | 0.01 |
| FM CALLAHAN & SON INC | FM CALLAHAN & SON INC | Nitric acid | 0.01 |
| ROUSSELOT PEABODY INC. | Darling Ingredients | 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) | 0.01 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.01 |
| GLOBAL COMPANIES LLC | Global Partners LP | Ethylbenzene | 0.01 |
| GLOBE COMPOSITE SOLUTIONS LLC | ESCO Technologies | Diisocyanates | 0.01 |
| IRVING OIL TERMINALS INC. | Irving Oil | Ethylbenzene | 0.01 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Pyridine | 0.01 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Ethylbenzene | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | N,N-Dimethylformamide | 0.00 |
| METALOR TECHNOLOGIES USA CORP REFINING DIV | Tanaka Kikinzoku Kogyo | Cyanide compounds | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Silver compounds | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Polycyclic aromatic compounds | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | 1,2,4-Trimethylbenzene | 0.00 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.00 |
| LAMB & RITCHIE | LAMB & RITCHIE | Lead | 0.00 |
| AVEDIS ZILDJIAN CO. | AVEDIS ZILDJIAN CO | Copper | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Lead | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Ethylbenzene | 0.00 |
| CAPSTAN ATLANTIC | CAPSTAN ATLANTIC | Copper | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Naphthalene | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| NISSHA METALLIZING SOLUTIONS | NISSHA METALLIZING SOLUTIONS | Aluminum (fume or dust) | 0.00 |
| AMPHENOL APC INC | Amphenol | Certain glycol ethers | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Lead compounds | 0.00 |
| STRAUMANN MANUFACTURING INC | STRAUMANN MANUFACTURING INC | n-Hexane (Hexane) | 0.00 |
| ICP CONSTRUCTION | CPC HOLDING LLC | Ethylene glycol | 0.00 |
| TECHNIC INC ENGINEERED POWDERS DIV | TECHNIC INC | Formaldehyde | 0.00 |
| DAV-TECH PLATING INC. | DAV-TECH PLATING INC. | Nitric acid | 0.00 |
| MORGAN ADVANCED CERAMICS INC | Morgan Advanced Materials | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.00 |
| AMPHENOL APC INC | Amphenol | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.00 |
| SCITUATE CONCRETE PIPE | SCITUATE CONCRETE PIPE | Lead | 0.00 |
| TECOMET | Charlesbank Capital Partners | Manganese | 0.00 |
| CLEAN HARBORS OF BRAINTREE INC. | Clean Harbors Inc. | Lead | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Xylene (mixed isomers) | 0.00 |
| MEDTRONIC INC | Medtronic | n-Hexane (Hexane) | 0.00 |
| CHEMGENES CORP | CHEMGENES CORP | Acetonitrile | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Formaldehyde | 0.00 |
| WINCHESTER INTERCONNECT RF CORP | Aptiv PLC | Copper | 0.00 |
| IDEAL TAPE CO | American Biltrite | n-Hexane (Hexane) | 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 |
| BRONZE CRAFT CORP | BRONZE CRAFT CORP | Copper | 0.00 |
| MATEP LLC | Longwood Energy Partners | 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 |
| CALPINE FORE RIVER ENERGY CENTER LLC | Energy Capital Partners | 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 |
| TRESCA BROTHERS SAND & GRAVEL | TRESCA BROTHERS SAND & GRAVEL | Lead | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Lead | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Phenol | 0.00 |
| PLATING FOR ELECTRONICS INC. | PLATING FOR ELECTRONICS INC. | Nitric acid | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Ethylbenzene | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Zinc compounds | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | 1,2,4-Trimethylbenzene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl tert-butyl ether | 0.00 |
| TORROMEO INDUSTRIES INC. | TORROMEO INDUSTRIES INC | Lead compounds | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| VICOR CORP | Vicor Corp. | Copper | 0.00 |
| CAMGER COATINGS SYSTEMS INC | CAMGER COATINGS SYSTEMS INC | Xylene (mixed isomers) | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Xylene (mixed isomers) | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | N,N-Dimethylformamide | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Lead compounds | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | 1,2,4-Trimethylbenzene | 0.00 |
| BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION | BAE Systems | Lead | 0.00 |
| INTERNATIONAL RECTIFIER HIREL PRODUCTS INC. | Infineon Technologies | Lead | 0.00 |
| KOCH SEPARATION SOLUTIONS INC. | Koch Industries | N,N-Dimethylformamide | 0.00 |
| KENDALL GREEN ENERGY LLC | Antin Infrastructure Partners | 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 |
| CHECON LLC | CHECON LLC | Silver compounds | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Xylene (mixed isomers) | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Lead | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | 1,2,4-Trimethylbenzene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N,N-Dimethylformamide | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Polycyclic aromatic compounds | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Xylene (mixed isomers) | 0.00 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | n-Hexane (Hexane) | 0.00 |
| NATIONAL COATING CORP | Carlisle | Phenol | 0.00 |
| PANDOLF PERKINS CO | EH PERKINS CONSTRUCTION INC | Polycyclic aromatic compounds | 0.00 |
| ANALOGIC CORP | Altaris Capital Partners | Lead | 0.00 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Copper | 0.00 |
| AMERICAN SUPERCONDUCTOR | American Superconductor Corp. | Lead compounds | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Xylene (mixed isomers) | 0.00 |
| GRANITE STATE CONCRETE CO INC WESTFORD | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| HOLLINGSWORTH & VOSE CO WEST GROTON | HOLLINGSWORTH & VOSE CO | 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 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Zinc compounds | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 0.00 |
| ULTRA | Advent International | Lead compounds | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Xylene (mixed isomers) | 0.00 |
| HOLCIM - NER INC. | Holcim Group | Lead compounds | 0.00 |
| ITW PERFORMANCE POLYMERS | Illinois Tool Works | Methyl methacrylate | 0.00 |
| BORO SAND & STONE CORP | BORO SAND & STONE CORP | Lead | 0.00 |
| RAYTHEON CO | RTX Corporation | Lead | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Toluene | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Nitric acid | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | n-Hexane (Hexane) | 0.00 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Nitric acid | 0.00 |
| TL EDWARDS INC. | TL EDWARDS INC. | Polycyclic aromatic compounds | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Ethylene glycol | 0.00 |
| SUPERCON INC | SUPERCON INC | Nitric acid | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Nitric acid | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene | 0.00 |
| INTERVALA LLC | Intervala | Lead | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Hydrogen fluoride (Hydrofluoric acid) | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Xylene (mixed isomers) | 0.00 |
| ROLLS-ROYCE N.A. INC. | Rolls-Royce | Lead | 0.00 |
| TEKNOR APEX ELASTOMERS INC. | TEKNOR APEX | Zinc compounds | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Ethylene glycol | 0.00 |
| AMPHENOL APC INC | Amphenol | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.00 |
| DAMPNEY CO INC | DAMPNEY CO INC | Toluene | 0.00 |
| CHEMGENES CORP | CHEMGENES CORP | n-Hexane (Hexane) | 0.00 |
| COVESTRO LLC | Covestro | Methyl methacrylate | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Certain glycol ethers | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Polycyclic aromatic compounds | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Mercury | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Hexane (Hexane) | 0.00 |
| BRADFORD INDUSTRIES | Wembly Enterprises | Toluene | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| AMPHENOL APC INC | Amphenol | Nitric acid | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Ethylene glycol | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Xylene (mixed isomers) | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | n-Hexane (Hexane) | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | 1,2,4-Trimethylbenzene | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | n-Hexane (Hexane) | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Toluene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Lead compounds | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Xylene (mixed isomers) | 0.00 |
| HIGHLINE WARREN LLC | Pritzker Group | Methanol | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | n-Hexane (Hexane) | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | 1,2,4-Trimethylbenzene | 0.00 |
| INDUSTRIAL POLYMERS & CHEMICAL S INC | INDUSTRIAL POLYMERS & CHEMICAL S INC | Phenol | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| NEWINGTON STATION | Atlas Holdings | Polycyclic aromatic compounds | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | n-Hexane (Hexane) | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Zinc compounds | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Xylene (mixed isomers) | 0.00 |
| METALOR TECHNOLOGIES USA CORP REFINING DIV | Tanaka Kikinzoku Kogyo | Nitric acid | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.00 |
| RIVERDALE MILLS CORP | RIVERDALE MILLS CORP | Zinc compounds | 0.00 |
| ENTEGRIS INC | Entegris | Methanol | 0.00 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | Toluene | 0.00 |
| TIFFANY & CO | LVMH | Silver | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Toluene | 0.00 |
| CAMGER COATINGS SYSTEMS INC | CAMGER COATINGS SYSTEMS INC | Toluene | 0.00 |
| TOPCOAT | Standard Industries Inc. | Toluene | 0.00 |
| SCULLY SIGNAL | SCULLY SIGNAL | Zinc compounds | 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 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Certain glycol ethers | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | Polycyclic aromatic compounds | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Cyclohexane | 0.00 |
| E. PARRELLA CO. INC. | E. PARRELLA CO. INC. | Styrene | 0.00 |
| TELEDYNE FLIR SURVEILLANCE | Teledyne Technologies | Lead | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Lead compounds | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Lead | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Phenol | 0.00 |
| 3M CO | 3M Company | Toluene | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Zinc compounds | 0.00 |
| SIEMENS HEALTHCARE DIAGNOSTICS | Siemens | Methanol | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Toluene | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Propylene oxide | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Toluene | 0.00 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | Toluene | 0.00 |
| VEOLIA ES TECHNICAL SOLUTIONS | Veolia Group | Mercury | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Toluene | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Benzo[g,h,i]perylene | 0.00 |
| US PACK INC | US PACK INC | 1,2,4-Trimethylbenzene | 0.00 |
| 3M CO | 3M Company | Methanol | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Xylene (mixed isomers) | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Toluene | 0.00 |
| DYNASOL INC | DYNASOL INC | Certain glycol ethers | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Benzo[g,h,i]perylene | 0.00 |
| OLYMPIC ADHESIVES INC | OLYMPIC ADHESIVES INC | Phenol | 0.00 |
| SHAWSHEEN RUBBER CO INC | SHAWSHEEN RUBBER CO INC | Toluene | 0.00 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Toluene | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Toluene | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Methanol | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Methanol | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | n-Hexane (Hexane) | 0.00 |
| THE GILLETTE CO LLC | Procter & Gamble | 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 |
| CHROMA COLOR CORP | Arsenal Capital Partners | Zinc compounds | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Toluene | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Vinyl acetate | 0.00 |
| NATIONAL COATING CORP | Carlisle | Methanol | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Xylene (mixed isomers) | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| AOTCO METAL FINISHING LLC | AOTCO METAL FINISHING LLC | Nitric acid | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Ethylene glycol | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Xylene (mixed isomers) | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Cyclohexane | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Methanol | 0.00 |
| CABOT CORP | Cabot Corp. | Sodium nitrite | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | 3-Iodo-2-propynyl butylcarbamate | 0.00 |
| GVS N.A. | GVS Group | Formic acid | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Methanol | 0.00 |
| US PACK INC | US PACK INC | Ethylene glycol | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Toluene | 0.00 |
| SAFETY-KLEEN SYSTEMS MARLBOROUGH (MRB) | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Butyl alcohol (1-Butanol) | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Toluene | 0.00 |
| TECHNIC INC ENGINEERED POWDERS DIV | TECHNIC INC | Methanol | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Toluene | 0.00 |
| CB FISK INC | CB FISK INC | Lead | 0.00 |
| RESILIENCE BOSTON INC. | NATIONAL RESILIENCE INC | Ethylene glycol | 0.00 |
| TEI BIOSCIENCES | Integra LifeSciences | Methanol | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl isobutyl ketone | 0.00 |
| CYN OIL | Clean Harbors Inc. | Lead compounds | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Benzo[g,h,i]perylene | 0.00 |
| TL EDWARDS INC. | TL EDWARDS INC. | Benzo[g,h,i]perylene | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Cyclohexane | 0.00 |
| CYN OIL | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| INEOS STYROLUTION AMERICA LLC | Ineos | Styrene | 0.00 |
| ANIKA THERAPEUTICS | Anika Therapeutics | Methanol | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Cumene | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Ethylene glycol | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| OLDCASTLE - ANCHOR | CRH PLC | Lead compounds | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Methanol | 0.00 |
| ZSCHIMMER & SCHWARZ INTERPOLYMER | ZSCHIMMER & SCHWARZ | Methyl methacrylate | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Methyl isobutyl ketone | 0.00 |
| JAYBIRD & MAIS INC | JAYBIRD & MAIS INC | Toluene | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Benzo[g,h,i]perylene | 0.00 |
| INEOS STYROLUTION AMERICA LLC | Ineos | Methyl methacrylate | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Methyl isobutyl ketone | 0.00 |
| GEM GRAVURE CO INC. | GEM GRAVURE CO INC | Toluene | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | Benzo[g,h,i]perylene | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Toluene | 0.00 |
| ECKART AMERICA | Altana | n-Butyl alcohol (1-Butanol) | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Toluene | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Ethylene glycol | 0.00 |
| ZSCHIMMER & SCHWARZ INTERPOLYMER | ZSCHIMMER & SCHWARZ | Styrene | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzo[g,h,i]perylene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| ECKART AMERICA | Altana | Methyl isobutyl ketone | 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 |
| SKYWORKS SOLUTIONS INC | Skyworks Solutions | N-Methyl-2-pyrrolidone | 0.00 |
| CURIA MASSACHUSETTS INC. | Aledade | N-Methyl-2-pyrrolidone | 0.00 |
| RAYTHEON CO | RTX Corporation | N-Methyl-2-pyrrolidone | 0.00 |
| MACOM TECHNOLOGY SOLUTIONS INC | M/A-COM TECHNOLOGY SOLUTIONS HOLDINGS | N-Methyl-2-pyrrolidone | 0.00 |
| KOCH SEPARATION SOLUTIONS INC. | Koch Industries | N-Methyl-2-pyrrolidone | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | N-Methyl-2-pyrrolidone | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | N-Methyl-2-pyrrolidone | 0.00 |
| ITW PERFORMANCE POLYMERS | Illinois Tool Works | Benzoyl peroxide | 0.00 |
| DYNASOL INC | DYNASOL INC | Nonylphenol Ethoxylates | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | N-Methyl-2-pyrrolidone | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Nonylphenol Ethoxylates | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Tetrabromobisphenol A | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N-Methyl-2-pyrrolidone | 0.00 |
| BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION | BAE Systems | N-Methyl-2-pyrrolidone | 0.00 |
| ENVIRO WASTE | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.00 |
| ENVIRO WASTE | Clean Harbors Inc. | Benzo[g,h,i]perylene | 0.00 |
| ECKART AMERICA | Altana | N-Methyl-2-pyrrolidone | 0.00 |