| BETE FOG NOZZLE INC. | BETE FOG NOZZLE INC. | Chromium | 39.38 |
| LS STARRETT CO | MiddleGround Capital | Trichloroethylene | 36.80 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Cobalt | 9.13 |
| BETE FOG NOZZLE INC. | BETE FOG NOZZLE INC. | Nickel | 3.26 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Nickel | 1.37 |
| 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.) | 1.28 |
| 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.) | 1.15 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Maleic anhydride | 0.83 |
| INNER-TITE CORP. | INNER-TITE CORP. | Chromium | 0.75 |
| WHIPPS INC | WHIPPS INC | Chromium | 0.64 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Dicyclopentadiene | 0.47 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Chromium | 0.42 |
| EMD MILLIPORE CORP | Merck KGaA (EMD) | Dichloromethane (Methylene chloride) | 0.18 |
| OMNOVA SOLUTIONS | Synthomer | Acrylonitrile | 0.09 |
| COORSTEK IGNITER PRODUCTS | COORSTEK INC | Nickel | 0.09 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Antimony compounds | 0.08 |
| NEWARK AMERICA | Greif Inc. | Peracetic acid | 0.07 |
| WHIPPS INC | WHIPPS INC | Nickel | 0.06 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Antimony compounds | 0.03 |
| SEAMAN PAPER CO. OF MASSACHUSETTS INC. | SEAMAN PAPER CO. OF MASSACHUSETTS INC. | Polycyclic aromatic compounds | 0.02 |
| PEXCO LLC | Odyssey Investment Partners | Di(2-ethylhexyl) phthalate | 0.01 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.01 |
| HART & COOLEY LLC | Egeria Investments | Chromium | 0.01 |
| DUXBURY COMPOSITE PRODUCTS DBA PLP COMPOSITES | DUXBURY COMPOSITE PRODUCTS DBA PLP COMPOSITES | Styrene | 0.01 |
| SOUNDVIEW VERMONT HOLDINGS LLC | SOUNDVIEW VERMONT HOLDINGS LLC | Benzo[g,h,i]perylene | 0.01 |
| OMNOVA SOLUTIONS | Synthomer | Butyl acrylate | 0.01 |
| BETE FOG NOZZLE INC. | BETE FOG NOZZLE INC. | Copper | 0.00 |
| VIBRAM CORP | VIBRAM USA | Diisocyanates | 0.00 |
| HART & COOLEY LLC | Egeria Investments | Nickel | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Phthalic anhydride | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| INTERNATIONAL RECTIFIER HIREL PRODUCTS INC. | Infineon Technologies | Lead | 0.00 |
| CE BRADLEY LABORATORIES INC | C. E. Bradley Laboratories | Ethylbenzene | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Styrene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl tert-butyl ether | 0.00 |
| PANDOLF PERKINS CO | EH PERKINS CONSTRUCTION INC | Polycyclic aromatic compounds | 0.00 |
| CE BRADLEY LABORATORIES INC | C. E. Bradley Laboratories | Certain glycol ethers | 0.00 |
| TEKNOR APEX ELASTOMERS INC. | TEKNOR APEX | Zinc compounds | 0.00 |
| NEWARK AMERICA | Greif Inc. | Lead | 0.00 |
| CE BRADLEY LABORATORIES INC | C. E. Bradley Laboratories | Xylene (mixed isomers) | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Acrylic acid | 0.00 |
| GARWARE FULFLEX USA INC. | GARWARE FULFLEX USA INC. | Zinc compounds | 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 |
| MARMON UTILITY LLC | Berkshire Hathaway | Copper | 0.00 |
| GARWARE FULFLEX USA INC. | GARWARE FULFLEX USA INC. | Lead compounds | 0.00 |
| BIOSYNTH INTERNATIONAL INC. | KKR & Co. | Acetonitrile | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Ethyl acrylate | 0.00 |
| HIGHLINE WARREN LLC | Pritzker Group | Methanol | 0.00 |
| INNER-TITE CORP. | INNER-TITE CORP. | Lead | 0.00 |
| HOLDEN TRAP ROCK | MA BROKEN STONE CO | Polycyclic aromatic compounds | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Methyl methacrylate | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Lead compounds | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Zinc compounds | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Ethylene glycol | 0.00 |
| WHIPPS INC | WHIPPS INC | Manganese | 0.00 |
| SEAMAN PAPER CO. OF MASSACHUSETTS INC. | SEAMAN PAPER CO. OF MASSACHUSETTS INC. | Benzo[g,h,i]perylene | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Lead | 0.00 |
| CIRTRONICS CORP | CIRTRONICS CORP | Lead | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Zinc compounds | 0.00 |
| CE BRADLEY LABORATORIES INC | C. E. Bradley Laboratories | 1,2,4-Trimethylbenzene | 0.00 |
| US PACK INC | US PACK INC | 1,2,4-Trimethylbenzene | 0.00 |
| CHROMA COLOR CORP | Arsenal Capital Partners | Zinc compounds | 0.00 |
| LS STARRETT CO | MiddleGround Capital | Methanol | 0.00 |
| BIOSYNTH INTERNATIONAL INC. | KKR & Co. | N,N-Dimethylformamide | 0.00 |
| US PACK INC | US PACK INC | Ethylene glycol | 0.00 |
| CE BRADLEY LABORATORIES INC | C. E. Bradley Laboratories | n-Butyl alcohol (1-Butanol) | 0.00 |
| GARWARE FULFLEX USA INC. | GARWARE FULFLEX USA INC. | Polycyclic aromatic compounds | 0.00 |
| HART & COOLEY LLC | Egeria Investments | Manganese | 0.00 |
| SOUNDVIEW VERMONT HOLDINGS LLC | SOUNDVIEW VERMONT HOLDINGS LLC | Polycyclic aromatic compounds | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| AVIENT COLORANTS USA LLC - HOLDEN FACILITY | Avient Corporation | Zinc compounds | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Methyl methacrylate | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Styrene | 0.00 |
| CE BRADLEY LABORATORIES INC | C. E. Bradley Laboratories | Toluene | 0.00 |
| MARMON UTILITY LLC | Berkshire Hathaway | Acetophenone | 0.00 |
| HOLDEN TRAP ROCK | MA BROKEN STONE CO | Benzo[g,h,i]perylene | 0.00 |
| NEW HAMPSHIRE BALL BEARINGS INC | MinebeaMitsumi | Methanol | 0.00 |
| GARWARE FULFLEX USA INC. | GARWARE FULFLEX USA INC. | Benzo[g,h,i]perylene | 0.00 |
| EMD MILLIPORE CORP | Merck KGaA (EMD) | Methanol | 0.00 |
| EMD MILLIPORE CORP | Merck KGaA (EMD) | N-Methyl-2-pyrrolidone | 0.00 |