Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
WESTFORK MINE/MILL
HWY KK, BUNKER, MO, 63629
Parent company: RENCO GROUP INC
PBT
— 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 | Zinc compounds | Lead compounds | Copper compounds | Total (lbs) | ||
| 2000 | 773,795 | 881,425 | — | 1,655,220 | ||
| 1999 | 2,388,513 | 2,679,164 | 290,035 | 5,357,712 | ||
| 1998 | 3,575,715 | 3,053,472 | 179,003 | 6,808,190 | ||
▎ 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.