Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
4 COMMERCIAL ST, BRANFORD, CT, 06405
Parent company: HOWMET AEROSPACE INC
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 | Tetrachloroethylene | 1,1,1-Trichloroethane | Nickel | Chromium | Cobalt | Total |
|---|---|---|---|---|---|---|
| 2024 | — | — | 65 | 15 | — | 80 |
| 2023 | — | — | 56 | 14 | — | 70 |
| 2022 | — | — | 46 | — | — | 46 |
| 2021 | — | — | 47 | 15 | — | 62 |
| 2020 | — | — | 37 | 13 | 8 | 58 |
| 2019 | — | — | 49 | 16 | 14 | 79 |
| 2018 | — | — | 49 | 18 | 17 | 84 |
| 2017 | — | — | 70 | 15 | 12 | 97 |
| 2016 | — | — | 64 | 15 | 11 | 90 |
| 2015 | — | — | 58 | 14 | 10 | 82 |
| 2014 | — | — | 62 | 14 | 10 | 86 |
| 2013 | — | — | 10 | 10 | 10 | 30 |
| 2012 | — | — | 80 | 18 | 14 | 112 |
| 2011 | — | — | 92 | 20 | 14 | 126 |
| 2010 | — | — | 86 | 20 | 14 | 120 |
| 2009 | — | — | — | 15 | — | 15 |
| 2008 | — | — | 10 | 15 | — | 25 |
| 2007 | — | — | 10 | 10 | — | 20 |
| 2006 | — | — | 10 | 10 | — | 20 |
| 2005 | — | — | — | — | — | 15 |
| 2002 | — | — | — | — | — | 260 |
| 2001 | — | — | — | — | — | 67 |
| 2000 | — | — | 72 | 41 | — | 113 |
| 1999 | — | — | 93 | 37 | — | 130 |
| 1998 | — | 13,163 | — | 31 | — | 13,194 |
| 1997 | — | — | 39 | 26 | — | 65 |
| 1996 | 8,692 | 7,328 | 94 | 33 | 49 | 16,196 |
| 1995 | 18,050 | 6,392 | 91 | 54 | 48 | 24,670 |
| 1994 | 19,623 | 18,022 | 118 | 57 | 59 | 37,879 |
| 1993 | 8,440 | 10,718 | 146 | 61 | 73 | 19,438 |
| 1992 | 21,781 | 6,338 | 150 | 62 | 75 | 28,449 |
| 1991 | 27,012 | 10,124 | 170 | 70 | 84 | 37,460 |