Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
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400 RESEARCH PKWY, MERIDEN, CT, 06450
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 | Methanol | 1,1,1-Trichloroethane | Formic acid | Trichloroethylene | tert-Butyl alcohol | Total |
|---|---|---|---|---|---|---|
| 2024 | 2,169 | — | 394 | — | 1,121 | 3,684 |
| 2023 | 963 | — | 374 | — | 1,121 | 2,458 |
| 2022 | 9,234 | — | 2,299 | — | 1,121 | 12,654 |
| 2021 | 14,613 | — | 3,550 | — | 5 | 18,168 |
| 2020 | 10,603 | — | 2,617 | — | 5 | 13,225 |
| 2019 | 12,600 | — | 3,000 | — | — | 15,600 |
| 2018 | 11,100 | — | 2,680 | — | 5 | 13,785 |
| 2017 | 2,973 | — | 3,375 | — | 5 | 6,353 |
| 2016 | 6,165 | — | 3,238 | — | 5 | 9,408 |
| 2015 | 6,098 | — | 2,994 | — | — | 9,092 |
| 2014 | 6,780 | — | 3,047 | — | — | 9,827 |
| 2013 | 5,328 | — | 2,291 | — | — | 7,619 |
| 2012 | 5,058 | — | 2,205 | — | — | 7,263 |
| 2011 | 4,559 | — | 2,032 | — | — | 6,591 |
| 2010 | 4,079 | — | 1,793 | — | — | 5,872 |
| 2009 | 4,256 | — | 1,643 | — | — | 5,899 |
| 2008 | 4,591 | — | 1,648 | — | — | 6,239 |
| 2007 | 6,235 | — | 1,748 | — | — | 7,983 |
| 2006 | 7,940 | — | 1,953 | — | — | 9,893 |
| 2005 | 8,300 | — | 1,628 | — | — | 9,928 |
| 2004 | 8,481 | — | 1,480 | — | — | 9,961 |
| 2003 | 7,099 | — | 1,647 | — | — | 8,746 |
| 2002 | 4,706 | — | 1,541 | — | — | 6,247 |
| 2001 | 6,625 | — | 1,416 | — | — | 8,041 |
| 2000 | 8,967 | — | 1,129 | — | — | 10,096 |
| 1999 | 8,337 | — | 1,384 | — | — | 9,721 |
| 1998 | 8,719 | — | 2,043 | — | — | 10,772 |
| 1997 | 7,733 | — | 1,741 | — | — | 9,484 |
| 1996 | 12,828 | — | 17,361 | — | — | 30,199 |
| 1995 | 85,741 | — | 6,729 | — | — | 92,490 |
| 1994 | 267,786 | — | 12,827 | 10,489 | — | 291,617 |
| 1993 | 219,426 | 12,302 | — | — | — | 232,743 |
| 1992 | 84,000 | 26,600 | — | — | — | 111,120 |
| 1991 | 58,900 | 28,000 | — | — | — | 87,165 |
| 1990 | 104,600 | 27,100 | — | — | — | 131,959 |
| 1989 | 225,160 | 26,400 | — | — | — | 252,310 |
| 1988 | 220,700 | 38,280 | — | — | — | 259,480 |
| 1987 | 133,500 | — | — | — | — | 133,750 |