Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
WIL-RON MANUFACTURING FACILITY
3901 N EXPRESSWAY 77, HARLINGEN, TX, 78551
Parent company: NA
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 | Toluene | n-Hexane | Total (lbs) | |||
| 2003 | 26,975 | — | 26,975 | |||
| 2002 | 36,760 | — | 36,760 | |||
| 2001 | 56,845 | 34,680 | 91,525 | |||
| 2000 | 52,543 | 42,397 | 94,940 | |||
| 1999 | 59,969 | 40,238 | 100,207 | |||
| 1998 | 59,230 | 34,335 | 93,565 | |||
▎ 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.