Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
4600 NORTH OLCOTT AVE, HARWOOD HEIGHTS, IL, 60656
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 | Xylene (mixed isomers) | Toluene | Dichloromethane | Tetrachloroethylene | Total (lbs) | |
| 2001 | 11,222 | — | — | — | 11,222 | |
| 2000 | 6,647 | — | — | — | 6,647 | |
| 1999 | 18,660 | — | — | 9,372 | 28,032 | |
| 1998 | 17,166 | 17,046 | — | — | 34,212 | |
| 1996 | — | — | 11,750 | — | 11,750 | |
| 1995 | 9,092 | 9,359 | — | — | 18,451 | |
| 1994 | 16,000 | 16,000 | — | — | 32,000 | |
| 1993 | 13,525 | 13,525 | — | — | 27,050 | |
| 1992 | 750 | 750 | — | — | 1,500 | |
▎ 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.