| TECOMET | Charlesbank Capital Partners | Cobalt | 378.13 |
| GE AVIATION | General Electric | Chromium | 111.01 |
| TECOMET | Charlesbank Capital Partners | Chromium | 96.39 |
| 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.) | 86.67 |
| BOYD CORP INC. | Goldman Sachs | Trichloroethylene | 68.05 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Nickel compounds | 30.27 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Hydrazine | 29.66 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Lead | 22.62 |
| ISOMEDIX OPERATIONS INC. | STERIS | Ethylene oxide | 20.20 |
| GE AVIATION | General Electric | Cobalt | 16.03 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Cobalt | 15.77 |
| TECHNICAL MANUFACTURING CORP | Ametek | Chromium | 13.45 |
| PROTO LABS INC. | PROTO LABS INC | Chromium | 12.61 |
| PROTO LABS INC | PROTO LABS INC | Chromium | 12.61 |
| CHEMGENES CORP | CHEMGENES CORP | Chloroform | 11.93 |
| GE AVIATION | General Electric | Nickel | 11.43 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Cobalt | 10.08 |
| LUBRIZOL ADVANCED MATERIALS INC | Berkshire Hathaway | Diisocyanates | 8.57 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Chromium | 8.23 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Chromium | 5.26 |
| ENTEGRIS INC | Entegris | Di(2-ethylhexyl) phthalate | 4.08 |
| TEI BIOSCIENCES | Integra LifeSciences | Chloroform | 3.01 |
| TECOMET | Charlesbank Capital Partners | Nickel | 1.92 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Nickel | 1.85 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Zinc compounds | 1.58 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Chromium | 1.43 |
| GLOBAL COMPANIES LLC | Global Partners LP | Benzene | 1.14 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Benzene | 1.12 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzene | 0.89 |
| CAPSTAN ATLANTIC | CAPSTAN ATLANTIC | Nickel | 0.78 |
| 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.) | 0.75 |
| COVESTRO LLC | Covestro | Triethylamine | 0.53 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Nickel | 0.52 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Benzene | 0.52 |
| BERKSHIRE MANUFACTURED PRODUCTS INC | Pursuit Aerospace | Chromium | 0.49 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Benzene | 0.40 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Diisocyanates | 0.39 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Diisocyanates | 0.34 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Nickel | 0.33 |
| 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) | 0.28 |
| AMPHENOL APC INC | Amphenol | Formaldehyde | 0.18 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.17 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Antimony compounds | 0.17 |
| KENDALL GREEN ENERGY LLC | Antin Infrastructure Partners | Polycyclic aromatic compounds | 0.17 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.14 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Copper | 0.11 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Diisocyanates | 0.11 |
| IRVING OIL TERMINALS INC. | Irving Oil | Naphthalene | 0.11 |
| DAMPNEY CO INC | DAMPNEY CO INC | Ethylbenzene | 0.11 |
| AVCARB MATERIAL SOLUTIONS | Arsenal Capital Partners | Hydrogen cyanide | 0.09 |
| FXI INC. - NEWBURYPORT | One Rock Capital Partners | Toluene diisocyanate (mixed isomers) | 0.07 |
| CHELSEA SANDWICH LLC | Global Partners LP | Naphthalene | 0.07 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Hydrogen fluoride (Hydrofluoric acid) | 0.07 |
| SPECIALTY MATERIALS INC. | Global Materials | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.06 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene diisocyanate (mixed isomers) | 0.06 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Antimony compounds | 0.06 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Copper | 0.06 |
| BERKSHIRE MANUFACTURED PRODUCTS INC | Pursuit Aerospace | Nickel | 0.05 |
| FLEXCON INDUSTRIES | Swan Group | Xylene (mixed isomers) | 0.05 |
| DUNCAN GALVANIZING CORP. | DUNCAN GALVANIZING CORP. | Lead compounds | 0.04 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.04 |
| PHOTOFABRICATION ENGINEERING I NC | THE PARTNER COS LLC | Hydrogen fluoride (Hydrofluoric acid) | 0.03 |
| DUNCAN GALVANIZING CORP. | DUNCAN GALVANIZING CORP. | Zinc compounds | 0.03 |
| COLT REFINING INC | COLT REFINING INC | Lead | 0.03 |
| BENCHMARK ELECTRONICS NH DIV | Benchmark Electronics | Lead | 0.03 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | N,N-Dimethylformamide | 0.03 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene diisocyanate (mixed isomers) | 0.03 |
| GLOBAL COMPANIES LLC | Global Partners LP | Naphthalene | 0.02 |
| COVESTRO LLC | Covestro | Diisocyanates | 0.02 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Naphthalene | 0.02 |
| SIKA CORP SIKA SARNAFIL DIV | Sika AG | Certain glycol ethers | 0.02 |
| IDEAL TAPE CO | American Biltrite | Toluene | 0.02 |
| DAMPNEY CO INC | DAMPNEY CO INC | Xylene (mixed isomers) | 0.02 |
| COVESTRO LLC | Covestro | Toluene-2,4-diisocyanate | 0.02 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Antimony compounds | 0.02 |
| EDWARDS VACUUM LLC | Atlas Copco | Lead | 0.01 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | Dichloromethane (Methylene chloride) | 0.01 |
| SIKA CORP SIKA SARNAFIL DIV | Sika AG | Antimony compounds | 0.01 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Antimony compounds | 0.01 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.01 |
| CERTAINTEED LLC | Saint-Gobain | Polycyclic aromatic compounds | 0.01 |
| BRADFORD INDUSTRIES | Wembly Enterprises | N,N-Dimethylformamide | 0.01 |
| HAARTZ CORP | HAARTZ CORP | o-Xylene | 0.01 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Ethylbenzene | 0.01 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Silver compounds | 0.01 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Polycyclic aromatic compounds | 0.01 |
| BOSTIK MANUFACTURING PLANT | Arkema | Antimony compounds | 0.01 |
| FM CALLAHAN & SON INC | FM CALLAHAN & SON INC | Nitric acid | 0.01 |
| PHOTOFABRICATION ENGINEERING I NC | THE PARTNER COS LLC | 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 |
| 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) | 0.01 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | N,N-Dimethylformamide | 0.01 |
| CYN OIL | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.01 |
| CALPINE FORE RIVER ENERGY CENTER LLC | Energy Capital Partners | Polycyclic aromatic compounds | 0.01 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Acetonitrile | 0.01 |
| LAMB & RITCHIE | LAMB & RITCHIE | Lead | 0.01 |
| GLOBAL COMPANIES LLC | Global Partners LP | Ethylbenzene | 0.01 |
| ROHM & HAAS ELECTRONIC MATERIALS LLC | DuPont de Nemours | Formaldehyde | 0.01 |
| PCI SYNTHESIS | SK Capital Partners | Dichloromethane (Methylene chloride) | 0.01 |
| IRVING OIL TERMINALS INC. | Irving Oil | Ethylbenzene | 0.01 |
| ICP CONSTRUCTION | CPC HOLDING LLC | Ethylene glycol | 0.01 |
| TECOMET | Charlesbank Capital Partners | Manganese | 0.00 |
| CHEMGENES CORP | CHEMGENES CORP | Acetonitrile | 0.00 |
| GLOBE COMPOSITE SOLUTIONS LLC | ESCO Technologies | Diisocyanates | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | 1,2,4-Trimethylbenzene | 0.00 |
| STRAUMANN MANUFACTURING INC | STRAUMANN MANUFACTURING INC | n-Hexane (Hexane) | 0.00 |
| HARCROS CHEMICALS INC | Harcros Chemicals | Nitric acid | 0.00 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.00 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Pyridine | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Ethylbenzene | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Ethylbenzene | 0.00 |
| AVEDIS ZILDJIAN CO. | AVEDIS ZILDJIAN CO | Copper | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Naphthalene | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | N,N-Dimethylformamide | 0.00 |
| WINCHESTER INTERCONNECT RF CORP | Aptiv PLC | Copper | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Lead | 0.00 |
| IDEAL TAPE CO | American Biltrite | n-Hexane (Hexane) | 0.00 |
| HOLCIM - NER INC. | Holcim Group | Lead compounds | 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 | Certain glycol ethers | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 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 |
| CAPSTAN ATLANTIC | CAPSTAN ATLANTIC | Copper | 0.00 |
| NISSHA METALLIZING SOLUTIONS | NISSHA METALLIZING SOLUTIONS | Aluminum (fume or dust) | 0.00 |
| MEDTRONIC INC | Medtronic | n-Hexane (Hexane) | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Lead | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Xylene (mixed isomers) | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 0.00 |
| KOCH SEPARATION SOLUTIONS INC. | Koch Industries | N,N-Dimethylformamide | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Xylene (mixed isomers) | 0.00 |
| VICOR CORP | Vicor Corp. | Copper | 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 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| DAV-TECH PLATING INC. | DAV-TECH PLATING INC. | Nitric acid | 0.00 |
| CLEAN HARBORS OF BRAINTREE INC. | Clean Harbors Inc. | Lead | 0.00 |
| TORROMEO INDUSTRIES INC. | TORROMEO INDUSTRIES INC | Lead compounds | 0.00 |
| BRONZE CRAFT CORP | BRONZE CRAFT CORP | Copper | 0.00 |
| TORROMEO INDUSTRIES INC | TORROMEO INDUSTRIES INC | Lead compounds | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | 1,2,4-Trimethylbenzene | 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 |
| CIRCUIT CONNECT INC | Infinitum | 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 |
| THE DOW CHEMICAL CO | Dow Inc. | Ethylbenzene | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Xylene (mixed isomers) | 0.00 |
| TRESCA BROTHERS SAND & GRAVEL | TRESCA BROTHERS SAND & GRAVEL | Lead | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Zinc compounds | 0.00 |
| ANALOGIC CORP | Altaris Capital Partners | Lead | 0.00 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Nitric acid | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene | 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 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl tert-butyl ether | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Lead | 0.00 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Triethylamine | 0.00 |
| COVESTRO LLC | Covestro | Methyl methacrylate | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | 1,2,4-Trimethylbenzene | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Polycyclic aromatic compounds | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION | BAE Systems | Lead | 0.00 |
| INTERNATIONAL RECTIFIER HIREL PRODUCTS INC. | Infineon Technologies | Lead | 0.00 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Certain glycol ethers | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | 1,2,4-Trimethylbenzene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N,N-Dimethylformamide | 0.00 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | n-Hexane (Hexane) | 0.00 |
| CAMGER COATINGS SYSTEMS INC | CAMGER COATINGS SYSTEMS INC | Xylene (mixed isomers) | 0.00 |
| RAYTHEON CO | RTX Corporation | Lead | 0.00 |
| GRANITE STATE CONCRETE CO INC WESTFORD | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Toluene | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Xylene (mixed isomers) | 0.00 |
| CHEMGENES CORP | CHEMGENES CORP | n-Hexane (Hexane) | 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 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Lead compounds | 0.00 |
| PANDOLF PERKINS CO | EH PERKINS CONSTRUCTION INC | Polycyclic aromatic compounds | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Xylene (mixed isomers) | 0.00 |
| PLATING FOR ELECTRONICS INC. | PLATING FOR ELECTRONICS INC. | Nitric acid | 0.00 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Copper | 0.00 |
| ITW PERFORMANCE POLYMERS | Illinois Tool Works | Methyl methacrylate | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Xylene (mixed isomers) | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Xylene (mixed isomers) | 0.00 |
| HOLCIM - NER INC. | Holcim Group | Lead compounds | 0.00 |
| WORTHEN INDUSTRIES | Worthen Industries | Toluene | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Nitric acid | 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 |
| TRANSENE CO INC. | TRANSENE CO INC | Hydrogen fluoride (Hydrofluoric acid) | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Ethylene glycol | 0.00 |
| HERO COATINGS INC. | HERO COATINGS INC. | Toluene | 0.00 |
| AMERICAN SUPERCONDUCTOR | American Superconductor Corp. | Lead compounds | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.00 |
| ULTRA | Advent International | Lead compounds | 0.00 |
| BRADFORD INDUSTRIES | Wembly Enterprises | Toluene | 0.00 |
| INTERVALA LLC | Intervala | Lead | 0.00 |
| ENTEGRIS INC | Entegris | Methanol | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | n-Hexane (Hexane) | 0.00 |
| TL EDWARDS INC. | TL EDWARDS INC. | Polycyclic aromatic compounds | 0.00 |
| SUPERCON INC | SUPERCON INC | Nitric acid | 0.00 |
| DAMPNEY CO INC | DAMPNEY CO INC | Toluene | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Nitric acid | 0.00 |
| FIREYE INC | Carrier Global Corporation | Lead | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Polycyclic aromatic compounds | 0.00 |
| COLT REFINING INC | COLT REFINING INC | Copper | 0.00 |
| TEKNOR APEX ELASTOMERS INC. | TEKNOR APEX | Zinc compounds | 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 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | n-Hexane (Hexane) | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | n-Hexane (Hexane) | 0.00 |
| SCULLY SIGNAL | SCULLY SIGNAL | Zinc compounds | 0.00 |
| ROLLS-ROYCE N.A. INC. | Rolls-Royce | Lead | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | 1,2,4-Trimethylbenzene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Hexane (Hexane) | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Xylene (mixed isomers) | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Certain glycol ethers | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Mercury | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| AMPHENOL APC INC | Amphenol | Nitric acid | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | n-Hexane (Hexane) | 0.00 |
| TELEDYNE FLIR SURVEILLANCE | Teledyne Technologies | Lead | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Ethylene glycol | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | n-Hexane (Hexane) | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | 1,2,4-Trimethylbenzene | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Toluene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Toluene | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Lead compounds | 0.00 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | Toluene | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Xylene (mixed isomers) | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Lead compounds | 0.00 |
| HIGHLINE WARREN LLC | Pritzker Group | Methanol | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Xylene (mixed isomers) | 0.00 |
| INDUSTRIAL POLYMERS & CHEMICAL S INC | INDUSTRIAL POLYMERS & CHEMICAL S INC | Phenol | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Zinc compounds | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Cyclohexane | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| RYMES - HUDSON | SUPERIOR PLUS CORP | Polycyclic aromatic compounds | 0.00 |
| COLT REFINING INC | COLT REFINING INC | Silver compounds | 0.00 |
| NEWINGTON STATION | Atlas Holdings | Polycyclic aromatic compounds | 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 |
| CHELSEA SANDWICH LLC | Global Partners LP | Polycyclic aromatic compounds | 0.00 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | Toluene | 0.00 |
| AOTCO METAL FINISHING LLC | AOTCO METAL FINISHING LLC | Nitric acid | 0.00 |
| 3M CO | 3M Company | Toluene | 0.00 |
| TOPCOAT | Standard Industries Inc. | Toluene | 0.00 |
| CAMGER COATINGS SYSTEMS INC | CAMGER COATINGS SYSTEMS INC | Toluene | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Toluene | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | n-Hexane (Hexane) | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Certain glycol ethers | 0.00 |
| SHAWSHEEN RUBBER CO INC | SHAWSHEEN RUBBER CO INC | Toluene | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Propylene oxide | 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 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Lead | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Toluene | 0.00 |
| 3M CO | 3M Company | Methanol | 0.00 |
| E. PARRELLA CO. INC. | E. PARRELLA CO. INC. | Styrene | 0.00 |
| SIEMENS HEALTHCARE DIAGNOSTICS | Siemens | Methanol | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Toluene | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Methanol | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Zinc compounds | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Toluene | 0.00 |
| US PACK INC | US PACK INC | 1,2,4-Trimethylbenzene | 0.00 |
| ITW/FOILMARK INC | Illinois Tool Works | Toluene | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Cyclohexane | 0.00 |
| DYNASOL INC | DYNASOL INC | Certain glycol ethers | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Xylene (mixed isomers) | 0.00 |
| OLYMPIC ADHESIVES INC | OLYMPIC ADHESIVES INC | Phenol | 0.00 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Toluene | 0.00 |
| PCI SYNTHESIS | SK Capital Partners | Toluene | 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 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Toluene | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Methanol | 0.00 |
| CHROMA COLOR CORP | Arsenal Capital Partners | Zinc compounds | 0.00 |
| CABOT CORP | Cabot Corp. | Sodium nitrite | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Methanol | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Toluene | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Vinyl acetate | 0.00 |
| ANIKA THERAPEUTICS | Anika Therapeutics | Methanol | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Xylene (mixed isomers) | 0.00 |
| THUNDERLINE-Z | One Rock 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 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | 3-Iodo-2-propynyl butylcarbamate | 0.00 |
| CB FISK INC | CB FISK INC | Lead | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Ethylene glycol | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl isobutyl ketone | 0.00 |
| GVS N.A. | GVS Group | Formic acid | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Xylene (mixed isomers) | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Butyl alcohol (1-Butanol) | 0.00 |
| US PACK INC | US PACK INC | Ethylene glycol | 0.00 |
| PCI SYNTHESIS | SK Capital Partners | Methanol | 0.00 |
| ELECTRONIC PRODUCTS INC | ELECTRONIC PRODUCTS INC | 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 | Toluene | 0.00 |
| RESILIENCE BOSTON INC. | NATIONAL RESILIENCE INC | Ethylene glycol | 0.00 |
| SAFETY-KLEEN SYSTEMS MARLBOROUGH (MRB) | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| CYN OIL | Clean Harbors Inc. | Lead compounds | 0.00 |
| TEI BIOSCIENCES | Integra LifeSciences | Methanol | 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 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Benzo[g,h,i]perylene | 0.00 |
| INEOS STYROLUTION AMERICA LLC | Ineos | Styrene | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Cumene | 0.00 |
| CYN OIL | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| ITW/FOILMARK INC | Illinois Tool Works | Methanol | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Benzo[g,h,i]perylene | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Ethylene glycol | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 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 |
| JAYBIRD & MAIS INC | JAYBIRD & MAIS INC | Toluene | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Methanol | 0.00 |
| RYMES - HUDSON | SUPERIOR PLUS CORP | Benzo[g,h,i]perylene | 0.00 |
| ZSCHIMMER & SCHWARZ INTERPOLYMER | ZSCHIMMER & SCHWARZ | Methyl methacrylate | 0.00 |
| INEOS STYROLUTION AMERICA LLC | Ineos | Methyl methacrylate | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Methyl isobutyl ketone | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Methyl isobutyl ketone | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | Benzo[g,h,i]perylene | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Toluene | 0.00 |
| ECKART AMERICA | Altana | n-Butyl alcohol (1-Butanol) | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Ethylene glycol | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Toluene | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzo[g,h,i]perylene | 0.00 |
| ZSCHIMMER & SCHWARZ INTERPOLYMER | ZSCHIMMER & SCHWARZ | Styrene | 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 |
| 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 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | N-Methyl-2-pyrrolidone | 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 |