Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HUDAPACK METAL TREATING INC
979 KOOPMAN LN, ELKHORN, WI, 53121
Parent company: THERMAL PROCESS HOLDINGS
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Methanol | Total |
|---|---|---|
| 2024 | 2,709 | 2,709 |
| 2023 | 2,990 | 2,990 |
| 2022 | 2,780 | 2,780 |
| 2021 | 5,668 | 5,668 |
| 2020 | 3,657 | 3,657 |
| 2019 | 3,852 | 3,852 |
| 2018 | 17,950 | 17,950 |
| 2017 | 17,028 | 17,028 |
| 2016 | 16,886 | 16,886 |
| 2015 | 17,044 | 17,044 |
| 2014 | 15,904 | 15,904 |
| 2013 | 16,014 | 16,014 |
| 2012 | 17,733 | 17,733 |
| 2011 | 17,402 | 17,402 |
| 2010 | 16,884 | 16,884 |
| 2009 | 16,039 | 16,039 |
| 2008 | 16,823 | 16,823 |
| 2007 | 16,759 | 16,759 |
| 2006 | 16,851 | 16,851 |
| 2005 | 17,042 | 17,042 |
| 2004 | 17,222 | 17,222 |
| 2003 | 16,878 | 16,878 |
| 2002 | 16,670 | 16,670 |
| 2001 | 16,523 | 16,523 |
| 2000 | 17,253 | 17,253 |
| 1999 | 17,610 | 17,610 |
| 1998 | 17,157 | 17,157 |
| 1997 | 17,071 | 17,071 |
| 1996 | 16,264 | 16,264 |
| 1995 | 16,440 | 16,440 |
| 1994 | 16,218 | 16,218 |
| 1993 | 16,030 | 16,030 |
| 1992 | 15,869 | 15,869 |
| 1991 | 15,733 | 15,733 |
| 1990 | 15,617 | 15,617 |
| 1989 | 15,519 | 15,519 |
| 1988 | 15,435 | 15,435 |