Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
WILSON TRAILER CO
2400 LEECH AVE, SIOUX CITY, IA, 51106
Parent company: WILSON TRAILER CO
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 | Xylene (mixed isomers) | Toluene | Manganese | Total (lbs) | ||
| 2019 | — | — | 31 | 31 | ||
| 2018 | — | — | 37 | 37 | ||
| 2017 | — | — | 30 | 30 | ||
| 2016 | — | — | 32 | 32 | ||
| 2015 | — | — | 26 | 26 | ||
| 2001 | 27,244 | — | — | 27,244 | ||
| 2000 | 23,000 | — | — | 23,000 | ||
| 1999 | 22,000 | — | — | 22,000 | ||
| 1998 | 33,000 | 8,800 | — | 41,800 | ||
| 1997 | 35,000 | 11,000 | — | 46,000 | ||
| 1996 | 41,138 | 9,282 | — | 50,420 | ||
▎ 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.