Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
K A STEEL CHEMICALS INC
1001 MAIN ST, LEMONT, IL, 60439
Parent company: NA
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
Full release table
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Chlorine | Sodium hydroxide (solution) | Ammonia | Nitric acid | Total (lbs) |
| 1993 | 818 | 1,341 | — | — | — | 2,159 |
| 1992 | 3,728 | 1,370 | — | — | — | 5,098 |
| 1991 | 1,453 | 1,630 | — | — | — | 3,083 |
| 1990 | 82,600 | 16,005 | — | 4,600 | 3,900 | 110,160 |
| 1989 | 72,600 | 16,012 | — | 4,800 | 3,900 | 101,112 |
| 1988 | 67,600 | 15,120 | 16,630 | 4,680 | — | 104,980 |
| 1987 | — | — | — | — | 4,240 | 4,240 |
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.