Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
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1660 JEFFERSON AVE, WASHINGTON, PA, 15301
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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 | Nickel | Aluminum (fume or dust) | Copper compounds | Nickel compounds | Zinc compounds | Total |
|---|---|---|---|---|---|---|
| 2008 | 10 | — | — | — | — | 20 |
| 2007 | 43 | 7 | — | — | — | 102 |
| 2006 | 83 | 7 | — | — | — | 146 |
| 2005 | 126 | 10 | — | — | — | 215 |
| 2004 | 110 | 10 | — | — | — | 198 |
| 2003 | 120 | 11 | — | — | — | 198 |
| 2002 | 130 | 6 | — | — | — | 188 |
| 2001 | 142 | 3 | — | — | — | 163 |
| 2000 | 129 | — | — | — | — | 133 |
| 1999 | 9 | 4 | — | — | — | 39 |
| 1998 | 13 | 5 | — | — | — | 52 |
| 1997 | — | 250 | 250 | 250 | 250 | 1,000 |
| 1996 | — | 250 | 250 | 250 | 250 | 1,000 |