| Polluter | Pollutants | Sources | Emissions |
|---|---|---|---|
| Rexam Medical Packaging | 39 | 176 | 135,137.48 |
| Prairie Material Sales-Plant 24 | 38 | 52 | 81,420.33 |
| Northfield Block Co | 38 | 52 | 59,330.15 |
| Mundelein Liquors | 20 | 20 | 1,441.56 |
| Eo Schweitzer Mfg Co Inc | 7 | 10 | 3,223.09 |
| Parade Packaging | 4 | 6 | 55,148.39 |
| Print-O-Tape | 4 | 4 | 3,117.60 |
| Performance Laser & Fab | 2 | 3 | 15,860.00 |