Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
THETFORD CORP
7101 JACKSON RD, ANN ARBOR, MI, 48103
Parent company: NA
Carcinogen
— EPA classifications across all reporting years
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 | Formaldehyde | Total |
|---|---|---|---|
| 2021 | 35 | 85 | 120 |
| 2020 | 115 | 365 | 480 |
| 2019 | 115 | 380 | 495 |
| 2018 | 125 | 405 | 530 |
| 2017 | 105 | 355 | 460 |
| 2016 | 105 | 205 | 310 |
| 2015 | 105 | 205 | 310 |
| 2014 | 105 | 205 | 310 |
| 2013 | 105 | 205 | 310 |
| 2012 | 105 | 205 | 310 |
| 2011 | 105 | 205 | 310 |
| 2010 | 105 | 205 | 310 |
| 2009 | 105 | 205 | 310 |
| 2008 | 105 | 205 | 310 |
| 2007 | 105 | 205 | 310 |
| 2006 | 105 | 205 | 310 |
| 2005 | 105 | 305 | 410 |
| 2004 | 105 | 305 | 410 |
| 2003 | 105 | 305 | 410 |
| 2002 | 105 | 205 | 310 |
| 2001 | 105 | 205 | 310 |
| 2000 | 8,305 | 1,105 | 9,410 |
| 1999 | 8,705 | 1,205 | 9,910 |
| 1998 | 8,705 | 1,205 | 9,910 |
| 1997 | 7,605 | 1,005 | 8,610 |
| 1996 | 8,705 | 1,205 | 9,910 |
| 1995 | 9,805 | 1,805 | 11,610 |
| 1994 | 235 | 765 | 1,000 |
| 1993 | 235 | 765 | 1,000 |
| 1992 | 13 | 29 | 42 |
| 1991 | 13 | 29 | 42 |
| 1990 | 13 | 29 | 42 |
| 1989 | 6 | 19 | 25 |
| 1988 | 6 | 19 | 25 |