Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
COLT'S MANUFACTURING CO LLC
545 NEW PARK AVE, WEST HARTFORD, CT, 06110
Parent company: COLT CZ GROUP N.A. INC.
Carcinogen
PBT
— 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 | 1,1,1-Trichloroethane | Lead | Methanol | Lead And Lead Compounds | Sodium hydroxide (solution) | Total (lbs) |
| 2024 | — | — | — | 113 | — | 113 |
| 2023 | — | — | — | 84 | — | 84 |
| 2022 | — | — | — | 102 | — | 102 |
| 2021 | — | — | — | 131 | — | 131 |
| 2020 | — | — | — | 197 | — | 197 |
| 2019 | — | — | — | 79 | — | 79 |
| 2018 | — | — | — | 121 | — | 121 |
| 2017 | — | — | — | — | — | 74 |
| 2016 | — | — | — | — | — | 71 |
| 2015 | — | — | — | — | — | 64 |
| 2014 | — | 79 | — | — | — | 79 |
| 2013 | — | 39 | — | — | — | 39 |
| 2012 | — | 28 | — | — | — | 28 |
| 2011 | — | 43 | — | — | — | 43 |
| 2010 | — | 4 | — | — | — | 4 |
| 2009 | — | 12 | — | — | — | 12 |
| 2008 | — | 16 | — | — | — | 16 |
| 2007 | — | 10 | — | — | — | 10 |
| 2006 | — | 13 | 5 | — | — | 18 |
| 2005 | — | — | 5 | — | — | 5 |
| 2004 | — | — | 3 | — | — | 3 |
| 2003 | — | — | 500 | — | — | 500 |
| 2002 | — | — | 500 | — | — | 500 |
| 2001 | — | — | 500 | — | — | 500 |
| 2000 | — | — | 500 | — | — | 500 |
| 1999 | — | — | 255 | — | — | 255 |
| 1998 | — | — | 255 | — | — | 270 |
| 1997 | — | — | 255 | — | — | 255 |
| 1996 | — | — | 255 | — | — | 270 |
| 1995 | — | 385 | 250 | — | — | 640 |
| 1994 | — | 3,700 | 250 | — | — | 3,955 |
| 1993 | — | — | 250 | — | — | 255 |
| 1992 | — | — | — | — | — | 32 |
| 1991 | 20,189 | — | 250 | — | — | 20,469 |
| 1990 | 21,470 | 2,110 | 10 | — | — | 23,630 |
| 1989 | 24,750 | — | — | — | — | 24,750 |
| 1988 | — | — | — | — | 750 | 750 |
▎ 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.