Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SPECIALTY MATERIALS INC.
1449 MIDDLESEX ST, LOWELL, MA, 01851
Parent company: NA
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 | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) | ||||
| 2024 | 639 | 639 | ||||
| 2023 | 622 | 622 | ||||
| 2022 | 858 | 858 | ||||
| 2021 | 734 | 734 | ||||
| 2020 | 585 | 585 | ||||
| 2019 | 724 | 724 | ||||
| 2018 | 622 | 622 | ||||
| 2017 | 524 | 524 | ||||
| 2016 | 450 | 450 | ||||
| 2015 | 588 | 588 | ||||
| 2014 | 380 | 380 | ||||
| 2013 | 939 | 939 | ||||
| 2012 | 1,005 | 1,005 | ||||
| 2011 | 966 | 966 | ||||
| 2010 | 1,049 | 1,049 | ||||
| 2009 | 1,095 | 1,095 | ||||
| 2008 | 800 | 800 | ||||
| 2007 | 745 | 745 | ||||
| 2006 | 440 | 440 | ||||
| 2005 | 461 | 461 | ||||
| 2004 | 680 | 680 | ||||
| 2003 | 680 | 680 | ||||
| 2002 | 640 | 640 | ||||
| 2000 | 736 | 736 | ||||
| 1999 | 453 | 453 | ||||
| 1998 | 611 | 611 | ||||
| 1997 | 1,100 | 1,100 | ||||
| 1996 | 1,208 | 1,208 | ||||
| 1995 | 1,350 | 1,350 | ||||
| 1994 | 1,512 | 1,512 | ||||
| 1993 | 2,230 | 2,230 | ||||
| 1992 | 2,193 | 2,193 | ||||
| 1991 | 2,455 | 2,455 | ||||
| 1990 | 2,794 | 2,794 | ||||
| 1989 | 3,424 | 3,424 | ||||
| 1988 | 3,400 | 3,400 | ||||
| 1987 | 5,200 | 5,200 | ||||
▎ 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.