| Polluter | Pollutants | Sources | Emissions |
|---|---|---|---|
| Ferro Corporation | 13 | 143 | 61,484.00 |
| Fluid Ink Tech. Inc. | 1 | 2 | 10.00 |
| Northeast Products Company | 3 | 13 | 670,880.00 |
| Perry Technology | 3 | 10 | 26,020.00 |
| Ronpak, Inc. | 6 | 13 | 11,260.00 |
| United Steel Deck | 4 | 22 | 24,427.00 |
| Vanguard Research Inds. Inc. | 1 | 1 | 2.00 |