Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
NATIONAL METAL PROCESSING INC
3105 BEAUFAIT, DETROIT, MI, 48207
Parent company: MERIDIAN NATL CORP
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) | Ammonia | Total |
|---|---|---|---|
| 1996 | 1 | — | 1 |
| 1995 | 1 | — | 1 |
| 1994 | 1 | — | 1 |
| 1993 | 2 | — | 2 |
| 1992 | 2 | 15 | 17 |
| 1991 | 7 | 12 | 19 |
| 1990 | 11 | 10 | 21 |
| 1989 | 157 | 15 | 172 |
| 1988 | 19 | 9 | 28 |
| 1987 | 2 | — | 2 |