Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
THI INC
900 CLANCY AVE NE, GRAND RAPIDS, MI, 49503
Parent company: THI 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 | Methyl ethyl ketone | Toluene | Xylene (mixed isomers) | Acetone | Chromium | Total (lbs) |
| 2013 | — | 1,364 | — | — | — | 1,364 |
| 2012 | — | 1,618 | — | — | — | 1,618 |
| 2011 | — | 2,889 | — | — | — | 2,889 |
| 2010 | — | 2,709 | — | — | — | 2,709 |
| 2009 | — | 3,161 | — | — | — | 3,161 |
| 2008 | — | 12,803 | — | — | — | 12,803 |
| 2007 | — | 14,745 | 11,698 | — | — | 26,443 |
| 2006 | — | 15,498 | 11,436 | — | — | 26,934 |
| 2005 | — | 13,106 | — | — | — | 13,106 |
| 2004 | — | 15,825 | — | — | — | 15,825 |
| 2003 | 10,275 | 15,525 | — | — | — | 25,800 |
| 2001 | 4,083 | — | — | — | — | 4,083 |
| 2000 | 17,301 | — | — | — | — | 17,301 |
| 1999 | 19,536 | — | — | — | 10 | 19,546 |
| 1998 | 18,172 | — | — | — | 10 | 18,182 |
| 1997 | 31,020 | 1,950 | — | — | 10 | 32,990 |
| 1996 | 28,732 | 1,300 | — | — | — | 30,032 |
| 1995 | 22,795 | — | — | — | 10 | 22,815 |
| 1994 | 9,300 | — | — | — | 10 | 9,320 |
| 1993 | 6,600 | — | — | — | 10 | 6,610 |
| 1991 | — | 1,950 | — | — | — | 1,950 |
| 1990 | — | 5,700 | — | 3,200 | — | 8,900 |
| 1989 | — | 4,600 | — | 3,800 | — | 8,400 |
▎ 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.