Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HUNTSMAN CHEMICAL CO WILLOW SPRINGS PLANT
8400 WILLOW SPRINGS RD, WILLOW SPRINGS, IL, 60480
Parent company: HUNTSMAN CORP
Carcinogen
— 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 | Styrene | Ethylbenzene | Xylene (mixed isomers) | Zinc compounds | Total (lbs) | |
| 1997 | 26,205 | — | 470 | 2 | 26,677 | |
| 1996 | 13,499 | 980 | 555 | 5 | 15,039 | |
| 1995 | 16,760 | 1,265 | — | 5 | 18,030 | |
| 1994 | 19,010 | 375 | — | 5 | 19,390 | |
| 1993 | 39,675 | 780 | — | 20 | 40,475 | |
| 1992 | 34,145 | 780 | — | 15 | 34,940 | |
| 1991 | 41,650 | 950 | — | 10 | 42,610 | |
| 1990 | 23,300 | 2,425 | — | 10 | 25,735 | |
| 1989 | 21,250 | 2,230 | — | 500 | 23,980 | |
| 1988 | 24,500 | 2,660 | — | 250 | 27,410 | |
| 1987 | 30,650 | — | — | — | 30,650 | |
▎ 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.