| MOTT METALLURGICAL CORP | MOTT METALLURGICAL CORP | 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.) | 1,202.06 |
| OMG INC | Steel Partners Holdings | Cobalt | 1,180.04 |
| ASSA ABLOY ACCESS & EGRESS HARDWARE GROUP - CORBIN RUSSWIN | Assa Abloy | 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.) | 385.09 |
| ASSA ABLOY ACCESS & EGRESS HARDWARE GROUP - CORBIN RUSSWIN | Assa Abloy | Nickel compounds | 177.03 |
| MOTT METALLURGICAL CORP | MOTT METALLURGICAL CORP | Nickel compounds | 76.46 |
| PRATT & WHITNEY | RTX Corporation | Cobalt | 51.61 |
| KAMATICS CORP | Arcline Investment Management | Chromium | 41.75 |
| PARADIGM MANCHESTER INC | Pursuit Aerospace | Chromium | 20.10 |
| PARADIGM MANCHESTER INC | Pursuit Aerospace | Chromium | 19.16 |
| PARADIGM MANCHESTER INC | Pursuit Aerospace | Chromium | 18.83 |
| BEACON INDUSTRIES INC | BEACON INDUSTRIES INC | Chromium | 18.09 |
| PRATT & WHITNEY | RTX Corporation | Chromium | 16.64 |
| METAL FINISHING TECHNOLOGIES LLC | METAL FINISHING TECHNOLOGIES LLC | Nickel compounds | 15.47 |
| SOLUTIA INC | Eastman Chemical | Formaldehyde | 15.45 |
| OTIS SERVICE CENTER | Otis Worldwide Corporation | Chromium | 14.21 |
| PREFERE MELAMINES LLC | One Rock Capital Partners | Formaldehyde | 9.50 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Chromium | 6.83 |
| FUELCELL ENERGY | FuelCell Energy | Chromium | 5.97 |
| IRWIN INDUSTRIAL TOOLS DBA LENOX TOOLS | Stanley Black & Decker | Chromium | 5.77 |
| BI-QEM INC. | BI-QEM INC | Formaldehyde | 4.38 |
| HYDROFERA LLC | Essity | Formaldehyde | 3.67 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Antimony compounds | 2.73 |
| WHITCRAFT CENTRAL CT BLDG. 1 | Pursuit Aerospace | Chromium | 2.41 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Lead compounds | 2.40 |
| PARADIGM MANCHESTER INC | Pursuit Aerospace | Nickel | 2.07 |
| ARCLIN SURFACES - EAST LONGMEADOW CO. | The Jordan Company | Formaldehyde | 1.99 |
| PARADIGM MANCHESTER INC | Pursuit Aerospace | Nickel | 1.97 |
| PARADIGM MANCHESTER INC | Pursuit Aerospace | Nickel | 1.94 |
| BEACON INDUSTRIES INC | BEACON INDUSTRIES INC | Nickel | 1.86 |
| PRATT & WHITNEY | RTX Corporation | Nickel | 1.71 |
| IRWIN INDUSTRIAL TOOLS DBA LENOX TOOLS | Stanley Black & Decker | Cobalt | 1.63 |
| SOLENIS LLC | Platinum Equity | Epichlorohydrin | 1.28 |
| HAZEN PAPER CO | HAZEN PAPER CO | Certain glycol ethers | 1.23 |
| KAMATICS CORP | Arcline Investment Management | Nickel | 1.20 |
| STANLEY WORKS HAND TOOLS DIV. | Stanley Black & Decker | Certain glycol ethers | 1.17 |
| FUELCELL ENERGY | FuelCell Energy | Nickel | 0.79 |
| CARDINAL HEALTH / KPR | Cardinal Health | Acrylic acid | 0.62 |
| RBC AIRCRAFT PRODUCTS INC | RBC Bearings Inc. | Chromium | 0.52 |
| RPM WOOD FINISHES GROUP INC. | RPM International | Certain glycol ethers | 0.42 |
| DYNO NOBEL INC | Incitec Pivot | 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.) | 0.38 |
| WESTFIELD ELECTROPLATING CO | WESTFIELD ELECTROPLATING CO | Nitric acid | 0.36 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Nickel | 0.31 |
| DONCASTERS STORMS FORGE | Doncasters | Chromium | 0.30 |
| MICROCARE LLC | MICROCARE LLC | 1-Bromopropane | 0.29 |
| CALLAWAY GOLF BALL OPERATIONS INC | Callaway Golf | Diisocyanates | 0.27 |
| WHITCRAFT CENTRAL CT BLDG. 1 | Pursuit Aerospace | Nickel | 0.25 |
| MINTEQ/SPECIALTY MINERALS | Minerals Technologies Inc. | Chromium | 0.20 |
| BARNES AEROSPACE WINDSOR DIV | Barnes Group | Nickel | 0.16 |
| CONNECTICUT GALVANIZING CORP | CONNECTICUT GALVANIZING CORP | Lead | 0.16 |
| ADHESIVE APPLICATIONS INC. - O'NEILL ST EASTHAMPTON | ADHESIVES APPLICATIONS INC | Ethylbenzene | 0.12 |
| HOLCIM PRODUCTS & SOLUTIONS US LLC. | Holcim Group | Diisocyanates | 0.11 |
| PALMER FOUNDRY INC | PALMER FOUNDRY INC | Diisocyanates | 0.11 |
| IRWIN INDUSTRIAL TOOLS DBA LENOX TOOLS | Stanley Black & Decker | Nickel | 0.10 |
| MINTEQ/SPECIALTY MINERALS | Minerals Technologies Inc. | Manganese | 0.09 |
| SCAPA NA LLC | Schweitzer-Mauduit International | Ethylbenzene | 0.08 |
| HAZEN PAPER CO | HAZEN PAPER CO | n-Butyl alcohol (1-Butanol) | 0.07 |
| COLT'S MANUFACTURING CO LLC | Colt CZ Group | Lead compounds | 0.07 |
| DONCASTERS STORMS FORGE | Doncasters | Nickel | 0.07 |
| IDEX HEALTH & SCIENCE LLC | IDEX Corp. | Dichloromethane (Methylene chloride) | 0.06 |
| MICROCARE LLC | MICROCARE LLC | 1,2-Dichloroethylene | 0.05 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Ozone | 0.05 |
| ASSA ABLOY ACCESS & EGRESS HARDWARE GROUP - CORBIN RUSSWIN | Assa Abloy | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.05 |
| OMG INC | Steel Partners Holdings | Lead | 0.05 |
| MINTEQ/SPECIALTY MINERALS | Minerals Technologies Inc. | Nickel | 0.03 |
| CONNECTICUT GALVANIZING CORP | CONNECTICUT GALVANIZING CORP | Zinc compounds | 0.03 |
| GEMS SENSORS INC | Fortive | Lead | 0.03 |
| SOLUTIA INC | Eastman Chemical | Vinyl acetate | 0.02 |
| MINTEQ/SPECIALTY MINERALS | Minerals Technologies Inc. | Lead compounds | 0.02 |
| O'CONNELL OIL NORTHAMPTON FACILITY | O'CONNELL OIL ASSOCIATES INC | Benzene | 0.02 |
| TAYLOR & FENN CO | TAYLOR & FENN CO | Lead | 0.02 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Trichloroethylene | 0.02 |
| TRELLEBORG COATED SYSTEMS US INC. | Trelleborg | N,N-Dimethylformamide | 0.02 |
| PLAINVILLE PLATING CO INC | PLAINVILLE PLATING CO INC | Nitric acid | 0.02 |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | TTM Technologies | Formaldehyde | 0.02 |
| ADHESIVE APPLICATIONS INC. - O'NEILL ST EASTHAMPTON | ADHESIVES APPLICATIONS INC | Xylene (mixed isomers) | 0.02 |
| HAR-CONN CHROME CO | HAR-CONN CHROME CO | Nitric acid | 0.02 |
| AHLSTROM-MUNKSJO NONWOVENS LLC | Bain Capital | 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 |
| SCAPA NA LLC | Schweitzer-Mauduit International | Xylene (mixed isomers) | 0.01 |
| TURF CARE SUPPLY-HATFIELD PLANT | Platte River Equity | Manganese compounds | 0.01 |
| METAL FINISHING TECHNOLOGIES LLC | METAL FINISHING TECHNOLOGIES LLC | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.01 |
| DYNO NOBEL INC | Incitec Pivot | Lead compounds | 0.01 |
| METAL FINISHING TECHNOLOGIES LLC | METAL FINISHING TECHNOLOGIES LLC | Nitric acid | 0.01 |
| TILCON CONNECTICUT INC. | CRH PLC | Polycyclic aromatic compounds | 0.01 |
| KAMATICS CORP | Arcline Investment Management | Copper | 0.01 |
| RANDOLPH PRODUCTS CO | RANDOLPH PRODUCTS CO | Xylene (mixed isomers) | 0.01 |
| KAMATICS CORP | Arcline Investment Management | Nitric acid | 0.01 |
| SMITH & WESSON INC. | Smith & Wesson | Lead compounds | 0.01 |
| TRIUMPH ENGINE CONTROL SYSTEMS LLC | Triumph Group | Lead compounds | 0.01 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Dichloromethane (Methylene chloride) | 0.01 |
| PREFERE MELAMINES LLC | One Rock Capital Partners | n-Butyl alcohol (1-Butanol) | 0.00 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Zinc compounds | 0.00 |
| PRATT & WHITNEY | RTX Corporation | Nitric acid | 0.00 |
| TILCON CONNECTICUT INC | CRH PLC | Polycyclic aromatic compounds | 0.00 |
| RATHBONE PRECISION METALS INC | Calvi Holding | Nitric acid | 0.00 |
| ELEMENT MATERIALS TECHNOLOGY HARTFORD INC. | Temasek Holdings | Nitric acid | 0.00 |
| SIMONIZ USA INC. | Syndet Products | Certain glycol ethers | 0.00 |
| OLDCASTLE PRECAST INC | CRH PLC | Lead compounds | 0.00 |
| WESTFIELD ELECTROPLATING CO | WESTFIELD ELECTROPLATING CO | Cyanide compounds | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Ethylbenzene | 0.00 |
| RPM WOOD FINISHES GROUP INC. | RPM International | Methyl isobutyl ketone | 0.00 |
| SCAPA NA LLC | Schweitzer-Mauduit International | Toluene | 0.00 |
| O'CONNELL OIL NORTHAMPTON FACILITY | O'CONNELL OIL ASSOCIATES INC | Hydrogen sulfide | 0.00 |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | TTM Technologies | Certain glycol ethers | 0.00 |
| ADHESIVE APPLICATIONS INC. - O'NEILL ST EASTHAMPTON | ADHESIVES APPLICATIONS INC | Toluene | 0.00 |
| DYNO NOBEL INC | Incitec Pivot | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| DUR-A-FLEX | Sherwin-Williams | Methyl methacrylate | 0.00 |
| O&G INDUSTRIES INC. | O&G Industries | Polycyclic aromatic compounds | 0.00 |
| OMG INC | Steel Partners Holdings | 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 |
| SONOCO PRODUCTS CO | Sonoco Products | Lead | 0.00 |
| TURF CARE SUPPLY-HATFIELD PLANT | Platte River Equity | Lead compounds | 0.00 |
| ALTEK ELECTRONICS INC | ALTEK ELECTRONICS INC | Lead | 0.00 |
| ASSA ABLOY ACCESS & EGRESS HARDWARE GROUP - CORBIN RUSSWIN | Assa Abloy | Zinc compounds | 0.00 |
| ALGONQUIN POWER WINDSOR LOCKS LLC | Algonquin Power & Utilities | 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 |
| ADHESIVE APPLICATIONS INC. - O'NEILL ST EASTHAMPTON | ADHESIVES APPLICATIONS INC | n-Hexane (Hexane) | 0.00 |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | TTM Technologies | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | N,N-Dimethylformamide | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Certain glycol ethers | 0.00 |
| SHURTAPE TECHNOLOGIES LLC | SHURTAPE TECHNOLOGIES LLC | n-Hexane (Hexane) | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Tetrachloroethylene | 0.00 |
| MUSTANG MOTORCYCLE PRODUCTS LLC | MAG INC | Styrene | 0.00 |
| SHURTAPE TECHNOLOGIES LLC | SHURTAPE TECHNOLOGIES LLC | Toluene | 0.00 |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | TTM Technologies | Lead compounds | 0.00 |
| NUTMEG CHROME CORP | NUTMEG CHROME CORP | Lead compounds | 0.00 |
| SOLUTIA INC | Eastman Chemical | Methanol | 0.00 |
| TURF CARE SUPPLY-HATFIELD PLANT | Platte River Equity | 2,4-D | 0.00 |
| CS-MA LLC DBA CONSTRUCTION SERVICE | CS-MA LLC | Lead | 0.00 |
| ITW SHINEMARK | Illinois Tool Works | Toluene | 0.00 |
| SOLENIS LLC | Platinum Equity | Formic acid | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Xylene (mixed isomers) | 0.00 |
| PREFERE MELAMINES LLC | One Rock Capital Partners | Methanol | 0.00 |
| SMITH & WESSON INC. | Smith & Wesson | Nitric acid | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Diethanolamine | 0.00 |
| ADVANCED ADHESIVE SYSTEMS INC | ADVANCED ADHESIVE SYSTEMS INC | Methyl methacrylate | 0.00 |
| CONSTRUCTION SERVICE LLC | CS-MA LLC | Lead | 0.00 |
| SMITH & WESSON INC. | Smith & Wesson | Copper | 0.00 |
| SYN-MAR PRODUCTS INC. | SYN-MAR PRODUCTS INC. | Styrene | 0.00 |
| CS-MA LLC DBA CONSTRUCTION SERVICE | CS-MA LLC | Lead | 0.00 |
| RANDOLPH PRODUCTS CO | RANDOLPH PRODUCTS CO | Toluene | 0.00 |
| ORAFOL AMERICAS INC | ORAFOL INTERNATIONAL | Toluene | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Ethylene glycol | 0.00 |
| MINTEQ/SPECIALTY MINERALS | Minerals Technologies Inc. | Copper | 0.00 |
| ENSIGN-BICKFORD AEROSPACE & DEFENSE CO | ENSIGN-BICKFORD INDUSTRIES INC | Lead compounds | 0.00 |
| TRELLEBORG COATED SYSTEMS US INC. | Trelleborg | Toluene | 0.00 |
| O'CONNELL OIL NORTHAMPTON FACILITY | O'CONNELL OIL ASSOCIATES INC | Polycyclic aromatic compounds | 0.00 |
| METAL FINISHING TECHNOLOGIES LLC | METAL FINISHING TECHNOLOGIES LLC | Zinc compounds | 0.00 |
| TTM PRINTED CIRCUIT GROUP - STAFFORD DIV | TTM Technologies | Nitric acid | 0.00 |
| E INK CORP | E INK CORP | Toluene | 0.00 |
| THE SOUSA CORP | SOUSA CORP | 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 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Toluene | 0.00 |
| JAMES AUSTIN CO | Centerbridge Partners | Methanol | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | n-Butyl alcohol (1-Butanol) | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Formic acid | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Methanol | 0.00 |
| FUELCELL ENERGY | FuelCell Energy | Cyclohexane | 0.00 |
| U.S. DOD USAF WESTOVER ARB | U.S. Government | Xylene (mixed isomers) | 0.00 |
| APG NEW ENGLAND | CRH PLC | Lead compounds | 0.00 |
| O&G INDUSTRIES INC. | O&G Industries | Benzo[g,h,i]perylene | 0.00 |
| IRWIN INDUSTRIAL TOOLS DBA LENOX TOOLS | Stanley Black & Decker | Lead | 0.00 |
| TTM PRINTED CIRCUIT GROUP | TTM Technologies | Lead | 0.00 |
| ELECTRIC MOTION CO INC. | Hubbell | Copper | 0.00 |
| TTM PRINTED CIRCUIT GROUP MULT ILAYER STAFFORD DIV | TTM Technologies | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Methyl isobutyl ketone | 0.00 |
| APG NEW ENGLAND | CRH PLC | Mercury | 0.00 |
| CONSTRUCTION SERVICE LLC | CS-MA LLC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| ELECTRIC MOTION CO INC. | Hubbell | 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 |
| CS-MA LLC DBA CONSTRUCTION SERVICE | CS-MA LLC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| CS-MA LLC DBA CONSTRUCTION SERVICE | CS-MA LLC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| AMERICAN GREENFUELS LLC | KOLMAR AMERICAS INC | Methanol | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | tert-Butyl alcohol (tert-Butanol) | 0.00 |
| TURF CARE SUPPLY-HATFIELD PLANT | Platte River Equity | N-Methyl-2-pyrrolidone | 0.00 |
| HAZEN PAPER CO | HAZEN PAPER CO | N-Methyl-2-pyrrolidone | 0.00 |
| SAINT GOBAIN CERAMIC MATERIALS | 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.) | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | N-Methyl-2-pyrrolidone | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Nonylphenol Ethoxylates | 0.00 |
| SOLUTIA INC | Eastman Chemical | Butyraldehyde | 0.00 |
| FUELCELL ENERGY | FuelCell Energy | Lithium carbonate | 0.00 |
Political Economy Research Institute
