Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
129 VALENTINE DR., BOX 625, LOCKPORT, LA, 70374
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 | Ammonia | Formaldehyde | Phenol | Zinc compounds | Zinc (fume or dust) | Total (lbs) |
| 1993 | 164,100 | — | — | — | — | 164,100 |
| 1992 | 220,900 | 5,200 | 3,300 | 500 | — | 229,900 |
| 1991 | 196,874 | 4,596 | 3,044 | 500 | — | 205,014 |
| 1990 | 301,867 | 9,520 | 9,272 | — | 500 | 321,159 |
| 1989 | 250 | 516 | 506 | — | — | 1,272 |
▎ 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.