| ROTHTEC ENGRAVING CORP | ROTHTEC ENGRAVING CORP | Nickel compounds | 62.74 |
| ACUSHNET RUBBER CO D/B/A PRECIX INC. | Zhongding Holding Group | Diisocyanates | 0.30 |
| CANAL GENERATING LLC | JERA | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.21 |
| TECH-ETCH INC | TECH ETCH INC | Chlorine | 0.08 |
| CANAL GENERATING LLC | JERA | Polycyclic aromatic compounds | 0.08 |
| ISLAND ENERGY SERVICES | One Rock Capital Partners | Benzene | 0.02 |
| TECH-ETCH INC | TECH ETCH INC | Nitric acid | 0.01 |
| CANAL GENERATING LLC | JERA | Lead compounds | 0.01 |
| TECH-ETCH INC | TECH ETCH INC | Copper | 0.00 |
| TECH-ETCH INC | TECH ETCH INC | Lead compounds | 0.00 |
| AMETEK AEGIS | Ametek | Nitric acid | 0.00 |
| TECH-ETCH INC | TECH ETCH INC | Hydrogen fluoride (Hydrofluoric acid) | 0.00 |
| ISLAND ENERGY SERVICES | One Rock Capital Partners | Polycyclic aromatic compounds | 0.00 |
| CAPE COD READY-MIX | CAPE COD READY MIX | Lead | 0.00 |
| CAPE COD READY MIX | CAPE COD READY MIX | Lead | 0.00 |
| ACUSHNET CO BALL PLANT III | Fila Holdings Corp. | Methyl isobutyl ketone | 0.00 |
| ISLAND ENERGY SERVICES | One Rock Capital Partners | Ethylbenzene | 0.00 |
| ISLAND ENERGY SERVICES | One Rock Capital Partners | Naphthalene | 0.00 |
| ISLAND ENERGY SERVICES | One Rock Capital Partners | Xylene (mixed isomers) | 0.00 |
| CANAL GENERATING LLC | JERA | Benzo[g,h,i]perylene | 0.00 |
| ISLAND ENERGY SERVICES | One Rock Capital Partners | 1,2,4-Trimethylbenzene | 0.00 |
| ISLAND ENERGY SERVICES | One Rock Capital Partners | n-Hexane (Hexane) | 0.00 |
| ISLAND ENERGY SERVICES | One Rock Capital Partners | Toluene | 0.00 |
| TECH-ETCH INC | TECH ETCH INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |