Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ENGINEERED HEAT TREAT INC
31271 STEPHENSON HWY, MADISON HEIGHTS, MI, 48071
Parent company: BMT AEROSPACE USA 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 | Ammonia | Trichloroethylene | Cyanide compounds | Total (lbs) | ||
| 2024 | 14,972 | — | 250 | 15,222 | ||
| 2023 | 15,771 | — | — | 15,771 | ||
| 2022 | 18,491 | — | — | 18,491 | ||
| 2021 | 17,598 | — | — | 17,598 | ||
| 2020 | 17,333 | — | — | 17,333 | ||
| 2019 | 27,377 | — | — | 27,377 | ||
| 2018 | 28,268 | — | — | 28,268 | ||
| 2017 | 23,882 | — | — | 23,882 | ||
| 2016 | 18,893 | — | — | 18,893 | ||
| 2015 | 31,267 | — | — | 31,267 | ||
| 2014 | 33,957 | — | — | 33,957 | ||
| 2013 | 22,000 | — | — | 22,000 | ||
| 2012 | 21,000 | — | — | 21,000 | ||
| 2011 | 19,000 | — | — | 19,000 | ||
| 2010 | 17,000 | — | — | 17,000 | ||
| 2009 | 20,000 | — | — | 20,000 | ||
| 2007 | 21,000 | — | — | 21,000 | ||
| 2006 | 15,000 | — | — | 15,000 | ||
| 2005 | 14,000 | — | — | 14,000 | ||
| 2004 | 14,000 | — | — | 14,000 | ||
| 2003 | 14,000 | — | — | 14,000 | ||
| 2002 | 12,000 | — | — | 12,000 | ||
| 2001 | 9,000 | — | — | 9,000 | ||
| 2000 | 14,000 | — | — | 14,000 | ||
| 1999 | 26,000 | — | — | 26,000 | ||
| 1998 | 28,000 | — | — | 28,000 | ||
| 1997 | 23,000 | — | — | 23,000 | ||
| 1996 | 19,000 | — | — | 19,000 | ||
| 1995 | 33,000 | — | — | 33,000 | ||
| 1994 | 34,000 | — | — | 34,000 | ||
| 1993 | 39,000 | 34,000 | — | 73,000 | ||
| 1992 | 36,000 | 66,000 | — | 102,000 | ||
| 1991 | 34,000 | 62,000 | — | 96,000 | ||
| 1990 | 36,900 | 77,390 | — | 114,290 | ||
| 1989 | 31,298 | 91,484 | — | 122,782 | ||
| 1988 | — | 67,754 | — | 67,754 | ||
▎ 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.