Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
WALKER WIRE ISPAT PONTIAC
1 INDUSTRIAL CT, PONTIAC, IL, 61764
Parent company: WALKER WIRE ISPAT
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Manganese compounds | Total |
|---|---|---|---|---|
| 2002 | 25,000 | 5 | 5 | 25,010 |
| 2001 | 25,000 | 10 | 10 | 25,020 |
| 2000 | 25,000 | 10 | 5 | 25,015 |
| 1999 | 25,000 | 10 | 5 | 25,015 |
| 1998 | 25,000 | 10 | 5 | 25,015 |
| 1997 | 19,000 | 10 | 5 | 19,015 |
| 1996 | 19,000 | 10 | 5 | 19,015 |
| 1995 | 19,000 | 5 | 5 | 19,010 |
| 1994 | 19,000 | 5 | 5 | 19,010 |
| 1993 | 14,000 | 5 | 5 | 14,010 |
| 1992 | 14,000 | 5 | 5 | 14,010 |
| 1991 | 14,000 | 5 | 5 | 14,010 |
| 1990 | 3,601 | — | — | 3,601 |
| 1989 | 4,714 | — | — | 4,714 |