Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
GKN SINTER METALS
W156 N9305 TIPP ST, MENOMONEE FALLS, WI, 53051
Parent company: GKN SINTER METALS LLC
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 | Copper compounds | Nickel compounds | Ammonia | Copper | Nickel | Total (lbs) |
| 2018 | — | — | — | 0 | 0 | 0 |
| 2017 | — | — | — | 0 | 0 | 0 |
| 2016 | — | — | — | 5 | 5 | 12 |
| 2015 | — | — | — | 4 | 4 | 9 |
| 2014 | — | — | — | 5 | 5 | 11 |
| 2013 | — | — | — | 3 | 3 | 6 |
| 2012 | — | — | — | 4 | 4 | 8 |
| 2011 | — | — | — | 4 | 4 | 8 |
| 2010 | — | — | 7 | 3 | 3 | 13 |
| 2009 | — | — | 11 | 3 | 3 | 17 |
| 2008 | — | — | 9 | 4 | 4 | 17 |
| 2007 | — | — | — | 6 | 6 | 14 |
| 2006 | — | — | 11 | 6 | 6 | 23 |
| 2005 | — | — | 11 | 7 | 7 | 25 |
| 2004 | — | — | — | 7 | 7 | 14 |
| 2003 | — | — | — | 4 | 4 | 8 |
| 2002 | — | — | — | 5 | 5 | 10 |
| 2001 | — | — | — | 5 | 5 | 10 |
| 2000 | 5 | 5 | — | — | — | 10 |
| 1999 | — | 8 | — | — | — | 10 |
| 1998 | 8 | 8 | 10 | — | — | 28 |
| 1997 | 591 | 263 | 43 | — | — | 897 |
| 1996 | 563 | 440 | 53 | — | — | 1,056 |
| 1995 | 403 | 403 | 45 | — | — | 851 |
| 1994 | — | 358 | 52 | — | — | 410 |
| 1993 | 250 | 250 | 250 | — | — | 750 |
| 1992 | 250 | 250 | 250 | — | — | 750 |
| 1991 | 310 | 97 | 250 | — | — | 657 |
| 1990 | — | — | 250 | 250 | 250 | 750 |
| 1989 | — | — | 250 | 250 | 250 | 750 |
▎ 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.