Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
SOUTHWEST STEEL CO INC
990 KEYSTONE AVE, CATOOSA, OK, 74015
Parent company: NA
Carcinogen
PBT
— EPA classifications across all reporting years
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 | Manganese | Nickel | Chromium | Lead | Total |
|---|---|---|---|---|---|
| 1995 | 250 | 250 | 250 | 250 | 1,000 |
| 1994 | 250 | 250 | 250 | — | 750 |
| 1993 | 250 | 250 | 5 | — | 505 |
| 1992 | 250 | 250 | 5 | — | 505 |
| 1991 | 250 | 5 | 5 | — | 260 |
| 1990 | 250 | 5 | 5 | — | 260 |
| 1989 | 5 | 5 | 5 | — | 15 |
| 1988 | — | 5 | — | — | 5 |