| OMG INC | Steel Partners Holdings | Cobalt | 558.25 |
| BETE FOG NOZZLE INC. | BETE FOG NOZZLE INC. | Chromium | 172.79 |
| BETE FOG NOZZLE INC. | BETE FOG NOZZLE INC. | Nickel | 14.30 |
| BI-QEM INC. | BI-QEM INC | Formaldehyde | 9.94 |
| SOLUTIA INC | Eastman Chemical | Formaldehyde | 9.61 |
| PREFERE MELAMINES LLC | One Rock Capital Partners | Formaldehyde | 6.13 |
| IRWIN INDUSTRIAL TOOLS DBA LENOX TOOLS | Stanley Black & Decker | Chromium | 4.85 |
| LS STARRETT CO | MiddleGround Capital | Trichloroethylene | 3.75 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Chromium | 2.26 |
| ARCLIN SURFACES - EAST LONGMEADOW CO. | The Jordan Company | Formaldehyde | 2.16 |
| IRWIN INDUSTRIAL TOOLS DBA LENOX TOOLS | Stanley Black & Decker | Cobalt | 1.37 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Antimony compounds | 0.90 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Lead compounds | 0.79 |
| HAZEN PAPER CO | HAZEN PAPER CO | Certain glycol ethers | 0.63 |
| SOLENIS LLC | Platinum Equity | Epichlorohydrin | 0.58 |
| CARDINAL HEALTH / KPR | Cardinal Health | Acrylic acid | 0.36 |
| DONCASTERS STORMS FORGE | Doncasters | Chromium | 0.24 |
| ADHESIVE APPLICATIONS INC. - O'NEILL ST EASTHAMPTON | ADHESIVES APPLICATIONS INC | Ethylbenzene | 0.17 |
| CALLAWAY GOLF BALL OPERATIONS INC | Callaway Golf | Diisocyanates | 0.13 |
| O'CONNELL OIL CO MERRILL ROAD FACILITY | O'CONNELL OIL ASSOCIATES INC | Benzene | 0.12 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Nickel | 0.10 |
| WESTFIELD ELECTROPLATING CO | WESTFIELD ELECTROPLATING CO | Nitric acid | 0.09 |
| WHIPPS INC | WHIPPS INC | Chromium | 0.09 |
| IRWIN INDUSTRIAL TOOLS DBA LENOX TOOLS | Stanley Black & Decker | Nickel | 0.08 |
| O'CONNELL OIL CO MERRILL ROAD FACILITY | O'CONNELL OIL ASSOCIATES INC | Naphthalene | 0.08 |
| RPM WOOD FINISHES GROUP INC. | RPM International | Certain glycol ethers | 0.06 |
| DONCASTERS STORMS FORGE | Doncasters | Nickel | 0.05 |
| O'CONNELL OIL NORTHAMPTON FACILITY | O'CONNELL OIL ASSOCIATES INC | Benzene | 0.05 |
| PALMER FOUNDRY INC | PALMER FOUNDRY INC | Diisocyanates | 0.04 |
| HART & COOLEY LLC | Egeria Investments | Chromium | 0.04 |
| HAZEN PAPER CO | HAZEN PAPER CO | n-Butyl alcohol (1-Butanol) | 0.04 |
| ADHESIVE APPLICATIONS INC. - O'NEILL ST EASTHAMPTON | ADHESIVES APPLICATIONS INC | Xylene (mixed isomers) | 0.02 |
| OMG INC | Steel Partners Holdings | Lead | 0.02 |
| TURF CARE SUPPLY-HATFIELD PLANT | Platte River Equity | Manganese compounds | 0.02 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Ozone | 0.02 |
| BETE FOG NOZZLE INC. | BETE FOG NOZZLE INC. | Copper | 0.02 |
| HART & COOLEY LLC | Egeria Investments | Nickel | 0.02 |
| TRELLEBORG COATED SYSTEMS US INC. | Trelleborg | N,N-Dimethylformamide | 0.01 |
| SOLUTIA INC | Eastman Chemical | Vinyl acetate | 0.01 |
| 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 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Trichloroethylene | 0.01 |
| WHIPPS INC | WHIPPS INC | Nickel | 0.01 |
| SPECIALTY MINERALS INC | Minerals Technologies Inc. | Lead compounds | 0.01 |
| O'CONNELL OIL CO MERRILL ROAD FACILITY | O'CONNELL OIL ASSOCIATES INC | Ethylbenzene | 0.01 |
| SPECIALTY MINERALS INC | Minerals Technologies Inc. | Naphthalene | 0.01 |
| SMITH & WESSON INC. | Smith & Wesson | Lead compounds | 0.00 |
| RANDOLPH PRODUCTS CO | RANDOLPH PRODUCTS CO | Xylene (mixed isomers) | 0.00 |
| O'CONNELL OIL NORTHAMPTON FACILITY | O'CONNELL OIL ASSOCIATES INC | Hydrogen sulfide | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Dichloromethane (Methylene chloride) | 0.00 |
| PREFERE MELAMINES LLC | One Rock Capital Partners | n-Butyl alcohol (1-Butanol) | 0.00 |
| RATHBONE PRECISION METALS INC | Calvi Holding | Nitric acid | 0.00 |
| O'CONNELL OIL CO MERRILL ROAD FACILITY | O'CONNELL OIL ASSOCIATES INC | Xylene (mixed isomers) | 0.00 |
| ADHESIVE APPLICATIONS INC. - O'NEILL ST EASTHAMPTON | ADHESIVES APPLICATIONS INC | Toluene | 0.00 |
| SPECIALTY MINERALS INC | Minerals Technologies Inc. | Polycyclic aromatic compounds | 0.00 |
| MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE GROUP | Berkshire Hathaway | Zinc compounds | 0.00 |
| PEXCO LLC | Odyssey Investment Partners | Di(2-ethylhexyl) phthalate | 0.00 |
| PITTSFIELD GENERATING CO LP | Hull Street Energy | 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 |
| TURF CARE SUPPLY-HATFIELD PLANT | Platte River Equity | Lead compounds | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Ethylbenzene | 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 |
| ADHESIVE APPLICATIONS INC. - O'NEILL ST EASTHAMPTON | ADHESIVES APPLICATIONS INC | n-Hexane (Hexane) | 0.00 |
| O'CONNELL OIL NORTHAMPTON FACILITY | O'CONNELL OIL ASSOCIATES INC | Polycyclic aromatic compounds | 0.00 |
| TURF CARE SUPPLY-HATFIELD PLANT | Platte River Equity | 2,4-D | 0.00 |
| O'CONNELL OIL CO MERRILL ROAD FACILITY | O'CONNELL OIL ASSOCIATES INC | 1,2,4-Trimethylbenzene | 0.00 |
| SONOCO PRODUCTS CO | Sonoco Products | Lead | 0.00 |
| WESTFIELD ELECTROPLATING CO | WESTFIELD ELECTROPLATING CO | Cyanide compounds | 0.00 |
| O'CONNELL OIL CO MERRILL ROAD FACILITY | O'CONNELL OIL ASSOCIATES INC | Polycyclic aromatic compounds | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | N,N-Dimethylformamide | 0.00 |
| RPM WOOD FINISHES GROUP INC. | RPM International | Methyl isobutyl ketone | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Tetrachloroethylene | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Certain glycol ethers | 0.00 |
| MUSTANG MOTORCYCLE PRODUCTS LLC | MAG INC | Styrene | 0.00 |
| SOLUTIA INC | Eastman Chemical | Methanol | 0.00 |
| CS-MA LLC DBA CONSTRUCTION SERVICE | CS-MA LLC | Lead | 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 | Xylene (mixed isomers) | 0.00 |
| O'CONNELL OIL CO MERRILL ROAD FACILITY | O'CONNELL OIL ASSOCIATES INC | Hydrogen sulfide | 0.00 |
| SMITH & WESSON INC. | Smith & Wesson | Copper | 0.00 |
| SOLENIS LLC | Platinum Equity | Formic acid | 0.00 |
| CS-MA LLC DBA CONSTRUCTION SERVICE | CS-MA LLC | Lead | 0.00 |
| TRELLEBORG COATED SYSTEMS US INC. | Trelleborg | Toluene | 0.00 |
| CONSTRUCTION SERVICE LLC | CS-MA LLC | Lead | 0.00 |
| RANDOLPH PRODUCTS CO | RANDOLPH PRODUCTS CO | Toluene | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Ethylene glycol | 0.00 |
| O'CONNELL OIL CO MERRILL ROAD FACILITY | O'CONNELL OIL ASSOCIATES INC | Toluene | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Diethanolamine | 0.00 |
| HART & COOLEY LLC | Egeria Investments | Manganese | 0.00 |
| CRANE PIONEER MILL | Crane Co. | Polycyclic aromatic compounds | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Toluene | 0.00 |
| E INK CORP | E INK CORP | Toluene | 0.00 |
| CRANE & CO. INC. | Crane Co. | Polycyclic aromatic compounds | 0.00 |
| JAMES AUSTIN CO | Centerbridge Partners | Methanol | 0.00 |
| WHIPPS INC | WHIPPS INC | Manganese | 0.00 |
| SPECIALTY MINERALS INC | Minerals Technologies Inc. | Benzo[g,h,i]perylene | 0.00 |
| O'CONNELL OIL CO MERRILL ROAD FACILITY | O'CONNELL OIL ASSOCIATES INC | Cyclohexane | 0.00 |
| IRWIN INDUSTRIAL TOOLS DBA LENOX TOOLS | Stanley Black & Decker | Lead | 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 |
| U.S. DOD USAF WESTOVER ARB | U.S. Government | Xylene (mixed isomers) | 0.00 |
| HOLLAND CO | HOLLAND 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 |
| LS STARRETT CO | MiddleGround Capital | Methanol | 0.00 |
| ASTRO CHEMICALS INC | ASTRO CHEMICALS INC | Methyl isobutyl ketone | 0.00 |
| CS-MA LLC DBA CONSTRUCTION SERVICE | CS-MA LLC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| CONSTRUCTION SERVICE LLC | 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 |
| CRANE & CO. INC. | Crane Co. | Benzo[g,h,i]perylene | 0.00 |
| CRANE PIONEER MILL | Crane Co. | Benzo[g,h,i]perylene | 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 |