Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
4421 W 31ST ST, CHICAGO, IL, 606234811
Parent company: NA
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Ammonia | Phosphoric acid | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nickel | Total |
|---|---|---|---|---|---|
| 1993 | 6,500 | — | — | — | 6,500 |
| 1992 | 8,800 | 99,000 | 1,800 | — | 109,600 |
| 1991 | 251,000 | 98,000 | 1,700 | — | 350,700 |
| 1990 | 418,508 | 114,647 | 1,988 | 250 | 535,393 |
| 1989 | 418,508 | 114,647 | 1,988 | 250 | 535,393 |
| 1988 | — | 114,647 | 1,988 | 250 | 116,885 |
| 1987 | — | — | 1,988 | — | 1,988 |