Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DELPHI ENERGY & CHASSIS SYSTEMS
7929 S HOWELL AVE, OAK CREEK, WI, 531542998
Parent company: DELPHI AUTOMOTIVE SYSTEMS
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 | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Chromium | Manganese | Nickel compounds | Total (lbs) | |
| 2007 | 750 | — | — | 2 | 752 | |
| 2006 | 750 | — | — | 2 | 752 | |
| 2005 | 564 | — | — | 1 | 565 | |
| 2004 | 750 | — | — | 2 | 752 | |
| 2003 | 842 | — | — | 4 | 846 | |
| 2002 | 842 | — | — | 4 | 846 | |
| 2001 | 842 | — | — | 4 | 846 | |
| 2000 | 841 | — | — | 3 | 844 | |
| 1996 | — | 5 | — | — | 5 | |
| 1995 | — | 5 | — | — | 5 | |
| 1994 | — | 250 | 250 | — | 500 | |
| 1993 | — | 4,800 | — | — | 4,800 | |
▎ 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.