Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
WOODLAND & GRIFFITH AVES, WASHINGTON, PA, 15301
Parent company: ALLEGHENY TECHNOLOGIES INC
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Ethylene glycol | Nickel compounds | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Nitric acid | Total |
|---|---|---|---|---|---|---|
| 2001 | 64,000 | — | 500 | 500 | 260 | 65,765 |
| 2000 | 130,000 | — | 1,000 | 1,000 | 2,355 | 134,865 |
| 1999 | 73,000 | — | 250 | 250 | 505 | 74,760 |
| 1998 | 96,676 | — | 535 | 605 | 500 | 99,354 |
| 1997 | 90,823 | — | 587 | 730 | 500 | 93,712 |
| 1996 | 63,293 | — | 620 | 710 | 500 | 66,179 |
| 1995 | 94,380 | — | 709 | 723 | 500 | 97,372 |
| 1994 | — | — | 790 | 680 | 500 | 3,018 |
| 1993 | — | — | 540 | 543 | 500 | 2,595 |
| 1992 | — | — | 526 | 527 | 500 | 2,560 |
| 1991 | — | — | 810 | 695 | 500 | 3,057 |
| 1990 | — | — | 810 | 670 | 500 | 3,025 |
| 1989 | — | 290,950 | 730 | 640 | 500 | 296,555 |
| 1988 | — | — | — | — | — | 2,979 |
| 1987 | — | — | — | — | — | 612 |