Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
320 S BRYANT PL, DEL CITY, OK, 73115
Parent company: NA
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Nickel | Chromium | Manganese | Total (lbs) | ||
| 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 | ||
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.