Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
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320 S BRYANT PL, DEL CITY, OK, 73115
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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 | Chromium | Manganese | Total |
|---|---|---|---|---|
| 2008 | — | 7 | — | 7 |
| 2007 | — | 5 | — | 5 |
| 2006 | — | 17 | — | 17 |
| 2005 | 1 | 32 | — | 33 |
| 2004 | 1 | 34 | — | 35 |
| 2003 | 1 | 31 | — | 32 |
| 2002 | 110 | 236 | — | 346 |
| 2001 | 250 | 250 | 250 | 750 |
| 2000 | 255 | 255 | — | 510 |
| 1999 | 255 | 255 | 255 | 765 |
| 1998 | 750 | 250 | — | 1,000 |
| 1997 | 250 | 250 | — | 500 |
| 1996 | 5 | 5 | — | 10 |
| 1995 | 5 | 5 | — | 10 |
| 1994 | 5 | 5 | — | 10 |