Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
QUANEX BUILDING PRODUCTS
32140 E. 830 NORTH RD., CHATSWORTH, IL, 60921
Parent company: QUANEX CORP
Carcinogen
PBT
— 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 | Certain glycol ethers | Xylene (mixed isomers) | 1,2,4-Trimethylbenzene | Naphthalene | Chromium | Total (lbs) |
| 2008 | — | — | — | — | 250 | 588 |
| 2007 | — | — | — | — | 2 | 3 |
| 2006 | — | — | — | — | — | 4 |
| 2005 | — | — | — | — | — | 6 |
| 2004 | — | — | — | — | — | 1,404 |
| 2003 | — | — | — | — | 225 | 413 |
| 2002 | 570 | — | — | — | 215 | 965 |
| 2001 | 500 | — | — | — | 250 | 1,250 |
| 2000 | 1,950 | — | — | — | 250 | 2,700 |
| 1999 | 2,250 | — | 1,000 | — | 250 | 4,000 |
| 1998 | 3,900 | — | 1,000 | 1,000 | 250 | 6,650 |
| 1997 | 2,800 | — | 1,000 | 500 | 250 | 5,050 |
| 1996 | 2,700 | — | — | 500 | 250 | 3,950 |
| 1995 | 1,577 | — | 703 | — | 5 | 2,295 |
| 1994 | 2,162 | — | 788 | 813 | 5 | 3,773 |
| 1993 | 2,956 | 1,177 | — | 1,212 | 1,304 | 7,778 |
| 1992 | 6,420 | 3,232 | 3,038 | 2,245 | — | 14,935 |
| 1991 | 4,184 | 3,440 | 2,000 | 1,874 | — | 11,621 |
| 1990 | 2,625 | 2,498 | — | — | — | 7,111 |
| 1989 | 4,651 | — | — | — | — | 4,651 |
| 1988 | — | — | — | — | — | 1,000 |
▎ 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.