| PROTO LABS INC. | PROTO LABS INC | Chromium | 64.40 |
| PROTO LABS INC | PROTO LABS INC | Chromium | 64.40 |
| TECOMET | Charlesbank Capital Partners | Cobalt | 62.76 |
| GE AVIATION | General Electric | Chromium | 42.82 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Cobalt | 21.58 |
| ISOMEDIX OPERATIONS INC. | STERIS | Ethylene oxide | 18.76 |
| TECOMET | Charlesbank Capital Partners | Chromium | 16.00 |
| BOYD CORP INC. | Goldman Sachs | Trichloroethylene | 9.17 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Lead | 8.88 |
| GE AVIATION | General Electric | Cobalt | 5.79 |
| GE AVIATION | General Electric | Nickel | 4.41 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Nickel compounds | 4.30 |
| TECHNICAL MANUFACTURING CORP | Ametek | Chromium | 4.19 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Cobalt | 4.08 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Cobalt | 3.91 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Nickel | 3.23 |
| 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.) | 2.34 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Chromium | 2.13 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Diisocyanates | 2.11 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Chromium | 2.04 |
| LUBRIZOL ADVANCED MATERIALS INC | Berkshire Hathaway | Diisocyanates | 2.01 |
| 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.) | 1.67 |
| CHEMGENES CORP | CHEMGENES CORP | Chloroform | 1.62 |
| INNER-TITE CORP. | INNER-TITE CORP. | Chromium | 1.48 |
| AMPHENOL APC INC | Amphenol | Formaldehyde | 1.26 |
| TEI BIOSCIENCES | Integra LifeSciences | Chloroform | 1.04 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Chromium | 0.99 |
| KOMTEK FORGE LLC | Crawford United | Chromium | 0.91 |
| METSO AUTOMATION USA INC | Valmet Oyj | Chromium | 0.89 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Zinc compounds | 0.62 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.49 |
| KOMTEK FORGE LLC | Crawford United | Nickel | 0.46 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Maleic anhydride | 0.41 |
| COORSTEK IGNITER PRODUCTS | COORSTEK INC | Nickel | 0.33 |
| TECOMET | Charlesbank Capital Partners | Nickel | 0.32 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Benzene | 0.32 |
| GLOBAL COMPANIES LLC | Global Partners LP | Benzene | 0.32 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Dicyclopentadiene | 0.26 |
| ENTEGRIS INC | Entegris | Di(2-ethylhexyl) phthalate | 0.25 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzene | 0.25 |
| BENCHMARK ELECTRONICS NH DIV | Benchmark Electronics | Lead | 0.21 |
| WYMAN-GORDON CO | Berkshire Hathaway | Nickel | 0.19 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Antimony compounds | 0.18 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Antimony compounds | 0.16 |
| WYMAN-GORDON CO | Berkshire Hathaway | Chromium | 0.14 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Nickel | 0.14 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Nickel | 0.13 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Benzene | 0.09 |
| COLT REFINING INC | COLT REFINING INC | Lead | 0.08 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Antimony compounds | 0.08 |
| KENDALL GREEN ENERGY LLC | Antin Infrastructure Partners | Polycyclic aromatic compounds | 0.07 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene diisocyanate (mixed isomers) | 0.06 |
| AVCARB MATERIAL SOLUTIONS | Arsenal Capital Partners | Hydrogen cyanide | 0.06 |
| SPECIALTY MATERIALS INC. | Global Materials | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.06 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Antimony compounds | 0.05 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Diisocyanates | 0.05 |
| OMNOVA SOLUTIONS | Synthomer | Acrylonitrile | 0.05 |
| NEWARK AMERICA | Greif Inc. | Peracetic acid | 0.04 |
| 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) | 0.04 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | N,N-Dimethylformamide | 0.04 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.04 |
| METSO AUTOMATION USA INC | Valmet Oyj | Nickel | 0.03 |
| COVESTRO LLC | Covestro | Triethylamine | 0.02 |
| IRVING OIL TERMINALS INC. | Irving Oil | Naphthalene | 0.02 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Copper | 0.02 |
| DAMPNEY CO INC | DAMPNEY CO INC | Ethylbenzene | 0.02 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.02 |
| HARCROS CHEMICALS INC | Harcros Chemicals | Nitric acid | 0.02 |
| WYMAN-GORDON CO | Berkshire Hathaway | Nickel | 0.02 |
| IDEAL TAPE CO | American Biltrite | Toluene | 0.02 |
| AMPHENOL APC INC | Amphenol | Certain glycol ethers | 0.02 |
| INTERVALA LLC | Intervala | Lead compounds | 0.02 |
| CHELSEA SANDWICH LLC | Global Partners LP | Naphthalene | 0.02 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene diisocyanate (mixed isomers) | 0.01 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Copper | 0.01 |
| BRADFORD INDUSTRIES | Wembly Enterprises | N,N-Dimethylformamide | 0.01 |
| AMPHENOL APC INC | Amphenol | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.01 |
| DUNCAN GALVANIZING CORP. | DUNCAN GALVANIZING CORP. | Lead compounds | 0.01 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Hydrogen fluoride (Hydrofluoric acid) | 0.01 |
| BRONZE CRAFT CORP | BRONZE CRAFT CORP | Copper | 0.01 |
| EMD MILLIPORE CORP | Merck KGaA (EMD) | Dichloromethane (Methylene chloride) | 0.01 |
| DUNCAN GALVANIZING CORP. | DUNCAN GALVANIZING CORP. | Zinc compounds | 0.01 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | N,N-Dimethylformamide | 0.01 |
| EDWARDS VACUUM LLC | Atlas Copco | Lead | 0.01 |
| GLOBAL COMPANIES LLC | Global Partners LP | Naphthalene | 0.01 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.01 |
| BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION | BAE Systems | Lead | 0.01 |
| 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) | 0.01 |
| STRAUMANN MANUFACTURING INC | STRAUMANN MANUFACTURING INC | n-Hexane (Hexane) | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N,N-Dimethylformamide | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Butyl acrylate | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Naphthalene | 0.00 |
| HAARTZ CORP | HAARTZ CORP | o-Xylene | 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 |
| DAMPNEY CO INC | DAMPNEY CO INC | Xylene (mixed isomers) | 0.00 |
| ROHM & HAAS ELECTRONIC MATERIALS LLC | DuPont de Nemours | Formaldehyde | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Antimony compounds | 0.00 |
| ICP CONSTRUCTION | CPC HOLDING LLC | Ethylene glycol | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl tert-butyl ether | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Ethylbenzene | 0.00 |
| 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) | 0.00 |
| IDEAL TAPE CO | American Biltrite | n-Hexane (Hexane) | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Lead | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| FM CALLAHAN & SON INC | FM CALLAHAN & SON INC | Nitric acid | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Polycyclic aromatic compounds | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Lead compounds | 0.00 |
| COVESTRO LLC | Covestro | Diisocyanates | 0.00 |
| VICOR CORP | Vicor Corp. | Copper | 0.00 |
| SEAMAN PAPER CO. OF MASSACHUSETTS INC. | SEAMAN PAPER CO. OF MASSACHUSETTS INC. | Polycyclic aromatic compounds | 0.00 |
| WORTHEN INDUSTRIES | Worthen Industries | Toluene | 0.00 |
| TORROMEO INDUSTRIES INC. | TORROMEO INDUSTRIES INC | Lead compounds | 0.00 |
| TORROMEO INDUSTRIES INC | TORROMEO INDUSTRIES INC | Lead compounds | 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 |
| GLOBAL COMPANIES LLC | Global Partners LP | Ethylbenzene | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Silver compounds | 0.00 |
| GRANITE STATE CONCRETE CO INC WESTFORD | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| PANDOLF PERKINS CO | EH PERKINS CONSTRUCTION INC | Polycyclic aromatic compounds | 0.00 |
| AMERICAN SUPERCONDUCTOR | American Superconductor Corp. | Lead compounds | 0.00 |
| COVESTRO LLC | Covestro | Toluene-2,4-diisocyanate | 0.00 |
| LAMB & RITCHIE | LAMB & RITCHIE | Lead | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Ethylbenzene | 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 |
| INTERNATIONAL RECTIFIER HIREL PRODUCTS INC. | Infineon Technologies | Lead | 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 |
| 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 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Phthalic anhydride | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Hexane (Hexane) | 0.00 |
| AMPHENOL APC INC | Amphenol | Nitric acid | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Phenol | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Xylene (mixed isomers) | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Ethylbenzene | 0.00 |
| MEDTRONIC INC | Medtronic | n-Hexane (Hexane) | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | 1,2,4-Trimethylbenzene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene | 0.00 |
| INTERVALA LLC | Intervala | Lead | 0.00 |
| TECOMET | Charlesbank Capital Partners | Manganese | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Naphthalene | 0.00 |
| MARMON UTILITY LLC | Berkshire Hathaway | Copper | 0.00 |
| DAV-TECH PLATING INC. | DAV-TECH PLATING INC. | Nitric acid | 0.00 |
| LGC STANDARDS VHG LABS | LGC STANDARDS VHG LABS | Lead | 0.00 |
| WINCHESTER INTERCONNECT RF CORP | Aptiv PLC | Copper | 0.00 |
| COLT REFINING INC | COLT REFINING INC | Copper | 0.00 |
| CHEMGENES CORP | CHEMGENES CORP | Acetonitrile | 0.00 |
| L3 TECHNOLOGIES INC. | L3Harris Technologies | Lead | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Lead compounds | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Xylene (mixed isomers) | 0.00 |
| RAYTHEON CO | RTX Corporation | Lead | 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 |
| BRADFORD INDUSTRIES | Wembly Enterprises | Toluene | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Styrene | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Xylene (mixed isomers) | 0.00 |
| TEKNOR APEX ELASTOMERS INC. | TEKNOR APEX | Zinc compounds | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Toluene | 0.00 |
| FIREYE INC | Carrier Global Corporation | Lead | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 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 |
| KOCH SEPARATION SOLUTIONS INC. | Koch Industries | N,N-Dimethylformamide | 0.00 |
| HOLDEN TRAP ROCK | MA BROKEN STONE CO | Polycyclic aromatic compounds | 0.00 |
| INNER-TITE CORP. | INNER-TITE CORP. | Lead | 0.00 |
| HIGHLINE WARREN LLC | Pritzker Group | Methanol | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | 1,2,4-Trimethylbenzene | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Ethylene glycol | 0.00 |
| ANALOGIC CORP | Altaris Capital Partners | Lead | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Lead compounds | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | N,N-Dimethylformamide | 0.00 |
| NEWARK AMERICA | Greif Inc. | Lead | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Nitric acid | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Lead | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Xylene (mixed isomers) | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Zinc compounds | 0.00 |
| COLT REFINING INC | COLT REFINING INC | Silver compounds | 0.00 |
| SUPERCON INC | SUPERCON INC | Nitric acid | 0.00 |
| CIRTRONICS CORP | CIRTRONICS CORP | Lead | 0.00 |
| HOLCIM - NER INC. | Holcim Group | Lead compounds | 0.00 |
| RYMES - HUDSON | SUPERIOR PLUS CORP | Polycyclic aromatic compounds | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| ITW PERFORMANCE POLYMERS | Illinois Tool Works | Methyl methacrylate | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Toluene | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Nitric acid | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Hydrogen fluoride (Hydrofluoric acid) | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Xylene (mixed isomers) | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | 1,2,4-Trimethylbenzene | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Xylene (mixed isomers) | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Acrylic acid | 0.00 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Nitric acid | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Ethylene glycol | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Xylene (mixed isomers) | 0.00 |
| HOLCIM - NER INC. | Holcim Group | Lead compounds | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Lead | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.00 |
| US PACK INC | US PACK INC | 1,2,4-Trimethylbenzene | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Polycyclic aromatic compounds | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Toluene | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Ethyl acrylate | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Zinc compounds | 0.00 |
| HOLOGIC INC | Hologic | Methanol | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene | 0.00 |
| INDUSTRIAL POLYMERS & CHEMICAL S INC | INDUSTRIAL POLYMERS & CHEMICAL S INC | Phenol | 0.00 |
| CHEMGENES CORP | CHEMGENES CORP | n-Hexane (Hexane) | 0.00 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | Toluene | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Methyl methacrylate | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 0.00 |
| DAMPNEY CO INC | DAMPNEY CO INC | Toluene | 0.00 |
| COVESTRO LLC | Covestro | Methyl methacrylate | 0.00 |
| PLATING FOR ELECTRONICS INC. | PLATING FOR ELECTRONICS INC. | Nitric acid | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | n-Hexane (Hexane) | 0.00 |
| BIOSYNTH INTERNATIONAL INC. | KKR & Co. | Acetonitrile | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | n-Hexane (Hexane) | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Butyl alcohol (1-Butanol) | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Ethylene glycol | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | n-Hexane (Hexane) | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | n-Hexane (Hexane) | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | 1,2,4-Trimethylbenzene | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Polycyclic aromatic compounds | 0.00 |
| CHROMA COLOR CORP | Arsenal Capital Partners | Zinc compounds | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 0.00 |
| TELEDYNE FLIR SURVEILLANCE | Teledyne Technologies | Lead | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Lead compounds | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | 1,2,4-Trimethylbenzene | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Methanol | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Cyclohexane | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Certain glycol ethers | 0.00 |
| SANMINA CORP. | Sanmina | Lead | 0.00 |
| SHAWSHEEN RUBBER CO INC | SHAWSHEEN RUBBER CO INC | Toluene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| SCULLY SIGNAL | SCULLY SIGNAL | Zinc compounds | 0.00 |
| ENTEGRIS INC | Entegris | Methanol | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Ethylene glycol | 0.00 |
| US PACK INC | US PACK INC | Ethylene glycol | 0.00 |
| CABOT CORP | Cabot Corp. | Sodium nitrite | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Benzo[g,h,i]perylene | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | n-Hexane (Hexane) | 0.00 |
| AVIENT COLORANTS USA LLC - HOLDEN FACILITY | Avient Corporation | Zinc compounds | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Toluene | 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 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Xylene (mixed isomers) | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Toluene | 0.00 |
| SEAMAN PAPER CO. OF MASSACHUSETTS INC. | SEAMAN PAPER CO. OF MASSACHUSETTS INC. | Benzo[g,h,i]perylene | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Toluene | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | Polycyclic aromatic compounds | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Toluene | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Cyclohexane | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Ethylene glycol | 0.00 |
| MARMON UTILITY LLC | Berkshire Hathaway | Acetophenone | 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 |
| GLOBAL COMPANIES LLC | Global Partners LP | Benzo[g,h,i]perylene | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Toluene | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Methanol | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl isobutyl ketone | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Methyl methacrylate | 0.00 |
| NYLON CORP OF AMERICA | WEMBLY NYCOA HOLDINGS LLC | Zinc compounds | 0.00 |
| BIOSYNTH INTERNATIONAL INC. | KKR & Co. | N,N-Dimethylformamide | 0.00 |
| AOTCO METAL FINISHING LLC | AOTCO METAL FINISHING LLC | Nitric acid | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Methanol | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Toluene | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Styrene | 0.00 |
| HOLDEN TRAP ROCK | MA BROKEN STONE CO | Benzo[g,h,i]perylene | 0.00 |
| GVS N.A. | GVS Group | Formic acid | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Xylene (mixed isomers) | 0.00 |
| SAFETY-KLEEN SYSTEMS MARLBOROUGH (MRB) | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| RYMES - HUDSON | SUPERIOR PLUS CORP | Benzo[g,h,i]perylene | 0.00 |
| TEI BIOSCIENCES | Integra LifeSciences | Methanol | 0.00 |
| RESILIENCE BOSTON INC. | NATIONAL RESILIENCE INC | Ethylene glycol | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic 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 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Methyl isobutyl ketone | 0.00 |
| ANIKA THERAPEUTICS | Anika Therapeutics | Methanol | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Toluene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Benzo[g,h,i]perylene | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | Benzo[g,h,i]perylene | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzo[g,h,i]perylene | 0.00 |
| EMD MILLIPORE CORP | Merck KGaA (EMD) | Methanol | 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 |
| 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 |
| EMD MILLIPORE CORP | Merck KGaA (EMD) | N-Methyl-2-pyrrolidone | 0.00 |