Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
SUPERIOR HUNTINGDON COMPOSITES LLC
1200 SUSQUEHANNA AVE, HUNTINGDON, PA, 16652
Parent company: AGY HOLDING CO
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 | Methanol | Aluminum oxide (fibrous forms) | Total |
|---|---|---|---|
| 2007 | 15,950 | — | 15,950 |
| 2006 | 16,258 | — | 16,258 |
| 2005 | 12,954 | — | 12,954 |
| 1993 | 17,841 | — | 17,841 |
| 1992 | 33,781 | — | 33,781 |
| 1991 | 34,000 | — | 34,000 |
| 1990 | 20,627 | — | 20,627 |
| 1989 | 26,066 | — | 26,066 |
| 1988 | — | 750 | 750 |