| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Hydrazine | 806.64 |
| TECOMET | Charlesbank Capital Partners | Cobalt | 78.24 |
| GE AVIATION | General Electric | Chromium | 69.77 |
| TECOMET | Charlesbank Capital Partners | Chromium | 19.94 |
| BERKSHIRE MANUFACTURED PRODUCTS INC | Pursuit Aerospace | Chromium | 14.10 |
| BOYD CORP INC. | Goldman Sachs | Trichloroethylene | 13.32 |
| GE AVIATION | General Electric | Cobalt | 9.11 |
| TECHNICAL MANUFACTURING CORP | Ametek | Chromium | 7.37 |
| GE AVIATION | General Electric | Nickel | 7.19 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Nickel compounds | 6.43 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Cobalt | 6.40 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Lead | 4.76 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Chromium | 3.34 |
| LUBRIZOL ADVANCED MATERIALS INC | Berkshire Hathaway | Diisocyanates | 2.81 |
| CHEMGENES CORP | CHEMGENES CORP | Chloroform | 2.11 |
| BERKSHIRE MANUFACTURED PRODUCTS INC | Pursuit Aerospace | Nickel | 1.45 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Diisocyanates | 1.36 |
| FXI INC. - NEWBURYPORT | One Rock Capital Partners | Toluene diisocyanate (mixed isomers) | 1.00 |
| TECOMET | Charlesbank Capital Partners | Nickel | 0.40 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Zinc compounds | 0.33 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Nickel | 0.21 |
| PCI SYNTHESIS | SK Capital Partners | Dichloromethane (Methylene chloride) | 0.13 |
| OWENS CORNING ROOFING & ASPHALT LLC. | Owens Corning | Polycyclic aromatic compounds | 0.08 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Diisocyanates | 0.06 |
| 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) | 0.05 |
| SUBCOM CABLE SYSTEMS LLC | Cerberus Capital Management | Polycyclic aromatic compounds | 0.05 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Triethylamine | 0.03 |
| AVCARB MATERIAL SOLUTIONS | Arsenal Capital Partners | Hydrogen cyanide | 0.03 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.03 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | N,N-Dimethylformamide | 0.03 |
| SPECIALTY MATERIALS INC. | Global Materials | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.02 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Copper | 0.02 |
| HERO COATINGS INC. | HERO COATINGS INC. | Toluene | 0.02 |
| US NAVY PORTSMOUTH NAVAL SHIPYARD | U.S. Government | Xylene (mixed isomers) | 0.01 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.01 |
| COVESTRO LLC | Covestro | Triethylamine | 0.01 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene diisocyanate (mixed isomers) | 0.01 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene diisocyanate (mixed isomers) | 0.01 |
| IRVING OIL TERMINALS INC. | Irving Oil | Naphthalene | 0.01 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Hydrogen fluoride (Hydrofluoric acid) | 0.01 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Copper | 0.01 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Polycyclic aromatic compounds | 0.01 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Certain glycol ethers | 0.01 |
| IDEAL TAPE CO | American Biltrite | Toluene | 0.01 |
| SCHILLER STATION | Atlas Holdings | Naphthalene | 0.01 |
| ICP CONSTRUCTION | CPC HOLDING LLC | Ethylene glycol | 0.01 |
| BRADFORD INDUSTRIES | Wembly Enterprises | N,N-Dimethylformamide | 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 |
| TORROMEO INDUSTRIES INC | TORROMEO INDUSTRIES INC | Lead compounds | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Antimony compounds | 0.00 |
| PIKE INDUSTRIES INC. - PORTSMOUTH | CRH PLC | Polycyclic aromatic compounds | 0.00 |
| INTERVALA LLC | Intervala | Lead compounds | 0.00 |
| ANDOVER HEALTHCARE INC. | Milliken | Zinc compounds | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | N,N-Dimethylformamide | 0.00 |
| SCHILLER STATION | Atlas Holdings | Polycyclic aromatic compounds | 0.00 |
| US NAVY PORTSMOUTH NAVAL SHIPYARD | U.S. Government | Lead | 0.00 |
| STRAUMANN MANUFACTURING INC | STRAUMANN MANUFACTURING INC | n-Hexane (Hexane) | 0.00 |
| TORROMEO INDUSTRIES INC. | TORROMEO INDUSTRIES INC | Lead compounds | 0.00 |
| HENKEL OF AMERICA INC. | Henkel | Methyl methacrylate | 0.00 |
| ESSENTIAL POWER NEWINGTON | Carlyle 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 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Silver compounds | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Lead | 0.00 |
| LAMB & RITCHIE | LAMB & RITCHIE | Lead | 0.00 |
| COVESTRO LLC | Covestro | Diisocyanates | 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 |
| VICOR CORP | Vicor Corp. | Copper | 0.00 |
| MEDTRONIC INC | Medtronic | n-Hexane (Hexane) | 0.00 |
| EDWARDS VACUUM LLC | Atlas Copco | Lead | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Ethylbenzene | 0.00 |
| NEWINGTON STATION | Atlas Holdings | Naphthalene | 0.00 |
| COVESTRO LLC | Covestro | Toluene-2,4-diisocyanate | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| IDEAL TAPE CO | American Biltrite | n-Hexane (Hexane) | 0.00 |
| WINCHESTER INTERCONNECT RF CORP | Aptiv PLC | Copper | 0.00 |
| RAYTHEON CO | RTX Corporation | Lead | 0.00 |
| TECOMET | Charlesbank Capital Partners | Manganese | 0.00 |
| CHEMGENES CORP | CHEMGENES CORP | Acetonitrile | 0.00 |
| VISHAY-HIREL SYSTEMS LLC (FORMERLY D T MAGNETICS) | Vishay Intertechnology | Lead | 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 |
| IRVING OIL TERMINALS INC. | Irving Oil | 1,2,4-Trimethylbenzene | 0.00 |
| GOLD BOND BUILDING PRODUCTS - PORTSMOUTH | National Gypsum | Lead compounds | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.00 |
| ANALOGIC CORP | Altaris Capital Partners | Lead | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| PCI SYNTHESIS | SK Capital Partners | Toluene | 0.00 |
| ITW/FOILMARK INC | Illinois Tool Works | Toluene | 0.00 |
| ITW PERFORMANCE POLYMERS | Illinois Tool Works | Methyl methacrylate | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Nitric acid | 0.00 |
| NEWINGTON STATION | Atlas Holdings | Polycyclic aromatic compounds | 0.00 |
| KOCH SEPARATION SOLUTIONS INC. | Koch Industries | N,N-Dimethylformamide | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Hydrogen fluoride (Hydrofluoric acid) | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Toluene | 0.00 |
| SCHILLER STATION | Atlas Holdings | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Xylene (mixed isomers) | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | N,N-Dimethylformamide | 0.00 |
| GEORGIA-PACIFIC GYPSUM LLC NEWINGTON NH | Koch Industries | Mercury compounds | 0.00 |
| GEORGIA-PACIFIC GYPSUM LLC NEWINGTON NH | Koch Industries | Lead compounds | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Ethylene glycol | 0.00 |
| BRADFORD INDUSTRIES | Wembly Enterprises | Toluene | 0.00 |
| SIG SAUER INC | SIG SAUER INC | Lead compounds | 0.00 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Nitric acid | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Xylene (mixed isomers) | 0.00 |
| L3 TECHNOLOGIES INC. | L3Harris Technologies | Lead | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Lead compounds | 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 |
| PCI SYNTHESIS | SK Capital Partners | Methanol | 0.00 |
| FIREYE INC | Carrier Global Corporation | Lead | 0.00 |
| INTERVALA LLC | Intervala | Lead | 0.00 |
| SHAWSHEEN RUBBER CO INC | SHAWSHEEN RUBBER CO INC | Toluene | 0.00 |
| NEWINGTON STATION | Atlas Holdings | Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.) | 0.00 |
| CHEMGENES CORP | CHEMGENES CORP | n-Hexane (Hexane) | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N,N-Dimethylformamide | 0.00 |
| SIG SAUER INC | SIG SAUER INC | Lead compounds | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Toluene | 0.00 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | Toluene | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Benzo[g,h,i]perylene | 0.00 |
| JAEGER USA INC. | GEBRUDER JAEGER GMBH | Toluene | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Cyclohexane | 0.00 |
| COVESTRO LLC | Covestro | Methyl methacrylate | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Toluene | 0.00 |
| CABOT CORP | Cabot Corp. | Sodium nitrite | 0.00 |
| SPRAGUE RIVER ROAD TERMINAL | Brookfield Corporation | Xylene (mixed isomers) | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Polycyclic aromatic compounds | 0.00 |
| SIG SAUER INC | SIG SAUER INC | Manganese | 0.00 |
| SCULLY SIGNAL | SCULLY SIGNAL | Zinc compounds | 0.00 |
| HOLOGIC INC | Hologic | Methanol | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | n-Hexane (Hexane) | 0.00 |
| ITW/FOILMARK INC | Illinois Tool Works | Methanol | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl isobutyl ketone | 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 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Methanol | 0.00 |
| RYMES - HUDSON | SUPERIOR PLUS CORP | Polycyclic aromatic compounds | 0.00 |
| CB FISK INC | CB FISK INC | Lead | 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 |
| LONZA BIOLOGICS INC. | Lonza | Ethylene glycol | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 0.00 |
| SIG SAUER INC | SIG SAUER INC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Toluene | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Methanol | 0.00 |
| SANMINA CORP. | Sanmina | Lead | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.00 |
| SIG SAUER INC | SIG SAUER INC | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| NEWINGTON STATION | Atlas Holdings | Benzo[g,h,i]perylene | 0.00 |
| AOTCO METAL FINISHING LLC | AOTCO METAL FINISHING LLC | Nitric acid | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Xylene (mixed isomers) | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| JAYBIRD & MAIS INC | JAYBIRD & MAIS INC | Toluene | 0.00 |
| CHEMTAN CO INC | CHEMTAN CO INC | Formic acid | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Butyl alcohol (1-Butanol) | 0.00 |
| RYMES - HUDSON | SUPERIOR PLUS CORP | Benzo[g,h,i]perylene | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Benzo[g,h,i]perylene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzo[g,h,i]perylene | 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 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Tetrabromobisphenol A | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N-Methyl-2-pyrrolidone | 0.00 |
| HENKEL OF AMERICA INC. | Henkel | N-Methyl-2-pyrrolidone | 0.00 |
Political Economy Research Institute
