Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HWY 67 W, MOUNT VERNON, TX, 75457
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 | Hydrogen fluoride | Zinc (fume or dust) | Barium | Zinc compounds | Total (lbs) | |
| 2001 | — | 5 | 5 | — | 10 | |
| 2000 | — | 5 | 5 | — | 10 | |
| 1999 | — | 5 | 5 | — | 10 | |
| 1998 | — | 5 | 5 | — | 10 | |
| 1997 | — | 3,980 | 846 | — | 4,826 | |
| 1996 | — | 6,505 | 3,305 | — | 9,810 | |
| 1995 | — | 5 | 5 | — | 10 | |
| 1990 | 27,440 | — | — | 250 | 27,690 | |
| 1989 | 27,400 | — | — | 2,020 | 29,420 | |
▎ 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.