Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
492 PROSPECT AVE, WEST SPRINGFIELD, MA, 01089
Parent company: VALENCE SURFACE TECHNOLOGIES LLC
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
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 | Trichloroethylene | Tetrachloroethylene | 1,1,1-Trichloroethane | Lead compounds | Total (lbs) | |
| 2021 | 9,699 | — | — | — | 9,699 | |
| 2020 | 11,488 | — | — | — | 11,488 | |
| 2019 | 10,771 | — | — | — | 10,771 | |
| 2018 | 11,175 | — | — | — | 11,175 | |
| 2017 | 11,217 | 11,368 | — | — | 22,584 | |
| 2016 | 13,798 | 14,440 | — | — | 28,238 | |
| 2015 | 14,201 | 12,949 | — | — | 27,150 | |
| 2014 | 13,576 | 9,388 | — | — | 22,964 | |
| 2013 | 13,420 | 7,565 | — | — | 20,985 | |
| 2012 | 13,274 | 6,656 | — | — | 19,930 | |
| 2011 | 12,850 | 7,695 | — | — | 20,545 | |
| 2010 | 13,068 | 8,289 | — | — | 21,357 | |
| 2009 | 13,902 | 7,371 | — | — | 21,273 | |
| 2008 | 12,415 | 8,964 | — | — | 21,379 | |
| 2007 | 12,342 | 9,680 | — | — | 22,022 | |
| 2006 | 11,471 | 11,313 | — | — | 22,784 | |
| 2005 | — | 10,745 | — | — | 10,745 | |
| 2004 | 11,193 | 9,396 | — | 0 | 20,589 | |
| 2003 | — | 5,292 | — | 0 | 5,292 | |
| 2002 | — | 9,558 | — | 0 | 9,558 | |
| 2000 | 12,895 | — | — | — | 12,895 | |
| 1999 | 13,489 | — | — | — | 13,489 | |
| 1998 | 16,900 | — | — | — | 16,900 | |
| 1997 | 12,460 | — | — | — | 12,460 | |
| 1996 | 11,000 | — | — | — | 11,000 | |
| 1993 | 7,400 | — | — | — | 7,400 | |
| 1992 | — | — | 6,300 | — | 6,300 | |
| 1991 | — | — | 8,100 | — | 8,100 | |
| 1990 | — | — | 9,300 | — | 9,300 | |
| 1989 | — | — | 22,000 | — | 22,000 | |
| 1988 | — | — | 6,689 | — | 6,689 | |
▎ 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.