Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HARPER-WYMAN CO
525 ELM PL, PRINCETON, IL, 613561458
Parent company: APPLIANCE CONTROLS GROUP INC
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 | Trichloroethylene | Nickel compounds | Dichloromethane | Nickel | Copper | Total (lbs) |
| 2002 | 24,900 | — | — | — | 3 | 24,903 |
| 2001 | 31,800 | — | — | — | 2 | 31,802 |
| 2000 | 37,881 | — | 7,165 | — | 4 | 45,050 |
| 1999 | 49,000 | — | — | 750 | 250 | 50,000 |
| 1998 | 30,800 | — | — | 500 | — | 31,300 |
| 1997 | 50,250 | — | — | 500 | — | 50,750 |
| 1996 | 44,250 | — | — | — | — | 44,250 |
| 1995 | 52,250 | — | — | — | — | 52,250 |
| 1994 | 43,800 | — | — | — | — | 43,800 |
| 1993 | 34,100 | — | — | — | — | 34,100 |
| 1992 | 57,916 | 36,000 | — | — | — | 93,916 |
| 1990 | 80,698 | — | — | — | — | 80,698 |
| 1989 | 116,414 | — | — | — | — | 116,414 |
| 1988 | 108,827 | — | — | — | — | 108,827 |
| 1987 | 157,480 | — | — | — | — | 157,480 |
▎ 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.