Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
SUPERIOR MOLD & IRON SUPERIOR MOLD & IRON DIV
RAILROAD ST, PENN, PA, 15675
Parent company: SHENANGO GROUP INC
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 | Ammonia | Methanol | Manganese | Phenol | Total |
|---|---|---|---|---|---|
| 1991 | 31,750 | 34,000 | 7,650 | 250 | 73,650 |
| 1990 | 51,250 | 31,000 | 6,159 | 250 | 88,659 |
| 1989 | 260 | — | — | — | 260 |