Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CAST TECHNOLOGIES LLC
605 EAST HOUSTON, BROKEN ARROW, OK, 74012
Parent company: NA
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) 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.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Copper | Nickel | Manganese | Total (lbs) | ||
| 2001 | 313 | 40 | 40 | 393 | ||
| 2000 | 313 | 40 | 40 | 393 | ||
| 1999 | 313 | 40 | 40 | 393 | ||
| 1998 | 313 | 40 | 40 | 393 | ||
| 1996 | 217 | — | — | 217 | ||
| 1995 | 249 | 32 | — | 281 | ||
| 1994 | — | 33 | 33 | 66 | ||
| 1993 | 226 | — | — | 226 | ||
| 1992 | 192 | — | — | 192 | ||
| 1991 | 234 | — | — | 234 | ||
| 1990 | 275 | 24 | 35 | 334 | ||
| 1989 | 265 | 24 | 33 | 322 | ||
| 1988 | — | 23 | — | 23 | ||
▎ 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.