Facility detail

SUPERCON INC

830 BOSTON TURNPIKE, SHREWSBURY, MA, 01545

Parent company: NA

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Year-over-year total releases

Reported on-site TRI releases in pounds (lbs), grouped by reporting year.

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	Copper	Chromium	Nitric acid	Acetone	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Total (lbs)
2024	—	—	44	—	—	44
2023	—	—	42	—	—	42
2022	—	—	50	—	—	50
2021	—	—	53	—	—	53
2020	—	—	40	—	—	40
2019	—	—	43	—	—	43
2018	—	—	65	—	—	65
2017	55,410	—	155	—	—	55,565
2016	—	—	150	—	—	150
2015	—	—	65	—	—	65
2014	—	32,471	142	—	—	32,613
2013	—	—	500	—	—	505
2012	—	—	142	—	—	147
2011	—	—	19	—	—	20
2010	—	—	68	—	—	68
2009	—	—	101	—	—	101
2008	—	—	925	—	—	1,017
2007	—	—	879	—	—	951
2006	—	—	771	—	—	857
2005	5	—	617	—	—	700
2004	250	—	925	—	—	1,270
2003	15	—	1,387	—	—	1,493
2002	8	—	1,928	—	—	1,994
2001	6	—	1,772	—	—	1,888
2000	3	—	1,542	—	—	1,545
1999	2	—	2,042	—	—	2,044
1998	3	—	1,160	—	—	1,163
1997	2	—	920	—	—	922
1996	2	—	600	—	—	602
1995	3	—	900	—	—	903
1994	—	—	755	—	—	755
1993	—	—	250	—	—	250
1992	—	—	750	—	—	750
1991	—	—	250	—	—	250
1990	250	—	500	—	—	750
1989	—	—	500	—	500	1,000
1988	—	—	500	—	500	1,500
1987	—	—	500	8,250	—	8,750

▎ 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.