Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
COOPER POWER SYSTEMS LLC
1045 HICKORY ST, PEWAUKEE, WI, 53072
Parent company: EATON INDUSTRIAL 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 | Toluene | Chlorobenzene | 1,1,1-Trichloroethane | Trichloroethylene | Aluminum oxide (fibrous forms) | Total (lbs) |
| 2021 | — | — | — | — | — | 0 |
| 2020 | — | — | — | — | — | 3 |
| 2019 | — | — | — | — | — | 3 |
| 2018 | — | — | — | — | — | 4 |
| 2017 | — | — | — | — | — | 3 |
| 2016 | — | — | — | — | — | 4 |
| 2015 | — | — | — | — | — | 3 |
| 2012 | — | — | — | — | — | 0 |
| 2011 | — | — | — | — | — | 0 |
| 2010 | — | — | — | — | — | 3 |
| 2009 | — | — | — | — | — | 3 |
| 2008 | — | — | — | — | — | 7 |
| 2007 | — | — | — | — | — | 4 |
| 2006 | — | — | — | — | — | 12 |
| 2005 | — | — | — | — | — | 64 |
| 2004 | — | — | — | — | — | 81 |
| 2003 | 8,993 | 16,187 | — | — | — | 25,283 |
| 2002 | 9,993 | 16,007 | — | — | — | 26,055 |
| 2001 | 8,941 | 14,547 | — | — | — | 23,576 |
| 2000 | 7,427 | 19,968 | — | — | — | 27,395 |
| 1999 | 9,998 | 19,784 | — | — | — | 29,782 |
| 1998 | 10,289 | 15,918 | — | — | — | 26,207 |
| 1997 | 13,077 | 17,186 | — | 10,813 | — | 41,076 |
| 1996 | 4,680 | 10,977 | — | 5,832 | — | 21,489 |
| 1995 | 28,429 | — | — | 6,692 | — | 35,121 |
| 1994 | 33,003 | — | — | 8,976 | — | 41,979 |
| 1993 | 35,331 | — | — | 10,648 | — | 45,979 |
| 1991 | 26,396 | — | 5,400 | — | — | 31,796 |
| 1990 | 18,021 | — | 40,834 | — | — | 58,855 |
| 1989 | 36,292 | — | 15,994 | — | — | 52,286 |
| 1988 | — | — | 51,916 | — | 750 | 52,666 |
▎ 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.