Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HUTCHINSON PRECISION SEALING SYSTEMS INC
39 WAUREGAN RD, DANIELSON, CT, 06239
Parent company: NA
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 | Methanol | Zinc compounds | Di(2-ethylhexyl) phthalate | Total (lbs) | |
| 2022 | — | — | 10 | — | 10 | |
| 2020 | — | — | 125 | — | 125 | |
| 2012 | — | — | — | 11 | 11 | |
| 2011 | — | — | — | 10 | 10 | |
| 2008 | — | — | — | 11 | 11 | |
| 2007 | — | — | — | 11 | 11 | |
| 2006 | — | — | 42 | 16 | 58 | |
| 2005 | — | — | 43 | 15 | 58 | |
| 2004 | — | — | 37 | 15 | 52 | |
| 2003 | — | — | 44 | 15 | 59 | |
| 2002 | — | — | 10 | 20 | 30 | |
| 2001 | — | — | 38 | 20 | 58 | |
| 2000 | — | — | 44 | — | 44 | |
| 1999 | — | — | 64 | 21 | 85 | |
| 1998 | — | — | 81 | 26 | 107 | |
| 1994 | — | — | 70 | — | 70 | |
| 1993 | — | — | 223 | — | 223 | |
| 1992 | — | — | 190 | — | 190 | |
| 1991 | 24,400 | 21,100 | — | — | 45,500 | |
| 1990 | 51,750 | 15,750 | — | — | 67,500 | |
| 1989 | 93,694 | — | — | — | 93,694 | |
| 1988 | 69,288 | — | — | — | 69,288 | |
▎ 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.