Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
103 N GROVE, YPSILANTI, MI, 48198
Parent company: NA
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Zinc compounds | Nickel compounds | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Copper compounds | Total |
|---|---|---|---|---|---|---|
| 2024 | — | 225 | — | — | — | 225 |
| 2023 | — | 140 | — | — | — | 140 |
| 2022 | — | 20 | — | — | — | 20 |
| 2021 | — | 30 | — | — | — | 30 |
| 2020 | — | 24 | — | — | — | 24 |
| 2019 | — | 36 | — | — | — | 36 |
| 2018 | — | 45 | — | — | — | 45 |
| 2017 | — | 37 | — | — | — | 37 |
| 2016 | — | 40 | — | — | — | 40 |
| 2015 | — | 45 | — | — | — | 45 |
| 2014 | — | 39 | — | — | — | 39 |
| 2013 | — | 45 | — | — | 3 | 48 |
| 2012 | — | 52 | — | — | 5 | 69 |
| 2011 | — | — | — | — | 11 | 12 |
| 2010 | — | — | — | — | 6 | 7 |
| 2009 | — | — | — | — | 9 | 11 |
| 2008 | — | 38 | — | — | 22 | 65 |
| 2007 | — | 58 | — | — | 26 | 90 |
| 2006 | — | 70 | — | — | 31 | 108 |
| 2005 | — | 67 | — | — | 22 | 94 |
| 2004 | — | 91 | — | — | 41 | 145 |
| 2003 | — | 109 | — | — | 41 | 160 |
| 2002 | — | 133 | — | — | 52 | 275 |
| 2001 | — | 189 | — | — | 54 | 316 |
| 2000 | — | 187 | — | — | 64 | 267 |
| 1999 | — | 171 | — | — | 73 | 263 |
| 1998 | — | 201 | — | — | 79 | 300 |
| 1997 | — | 184 | — | — | 86 | 291 |
| 1996 | — | 126 | — | — | 105 | 278 |
| 1995 | 1,000 | 142 | — | — | 96 | 1,286 |
| 1994 | 1,000 | — | — | — | — | 1,000 |
| 1993 | 871 | — | — | — | — | 871 |
| 1992 | 908 | — | 24 | — | — | 932 |
| 1991 | 611 | — | 255 | 500 | — | 1,366 |
| 1990 | 1,450 | — | 255 | 500 | — | 2,205 |
| 1989 | 1,000 | — | — | 500 | — | 1,750 |
| 1988 | — | — | 1,700 | — | — | 1,950 |
| 1987 | — | — | — | — | — | 500 |