Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SUBCOM CABLE SYSTEMS LLC
100 PISCATAQUA DR, NEWINGTON, NH, 03801
Parent company: NA
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 | Freon 113 (CFC-113) | 1,1-Dichloro-1-fluoroethane (HCFC-141b) | Dichloromethane | Copper | Total (lbs) |
| 2024 | — | — | — | — | — | 5 |
| 2023 | — | — | — | — | — | 7 |
| 2022 | — | — | — | — | — | 6 |
| 2021 | — | — | — | — | — | 5 |
| 2020 | — | — | — | — | — | 3 |
| 2019 | — | — | — | — | — | 2 |
| 2018 | — | — | — | — | — | 2 |
| 2017 | — | — | — | — | — | 3 |
| 2016 | — | — | — | — | — | 5 |
| 2015 | — | — | — | — | 5 | 12 |
| 2014 | — | — | — | — | 5 | 8 |
| 2013 | — | — | — | — | 10 | 12 |
| 2012 | — | — | — | — | 10 | 10 |
| 2011 | — | — | — | — | 10 | 10 |
| 2010 | — | — | — | — | 10 | 10 |
| 2009 | — | — | — | — | 10 | 10 |
| 2008 | — | — | — | — | 10 | 10 |
| 2007 | — | — | — | — | 10 | 10 |
| 2006 | — | — | — | — | 10 | 10 |
| 2005 | — | — | — | — | 10 | 10 |
| 2004 | — | — | — | — | 10 | 10 |
| 2002 | — | — | — | — | 10 | 10 |
| 2001 | — | — | 20,134 | — | 255 | 20,389 |
| 2000 | — | — | 19,186 | — | 255 | 19,441 |
| 1999 | — | — | — | — | 255 | 255 |
| 1998 | — | — | — | — | 500 | 500 |
| 1997 | — | — | — | — | 255 | 255 |
| 1996 | 11,628 | — | — | — | 17 | 11,645 |
| 1995 | 108,989 | — | — | — | — | 108,989 |
| 1994 | 94,962 | — | — | — | — | 94,962 |
| 1993 | 93,000 | — | — | — | — | 93,000 |
| 1992 | 141,344 | 10,965 | — | — | — | 152,309 |
| 1991 | 216,052 | 11,966 | — | — | — | 228,018 |
| 1990 | 262,915 | — | — | — | — | 262,915 |
| 1989 | 155,399 | 29,525 | — | 12,620 | — | 197,544 |
| 1988 | 189,022 | 12,960 | — | — | — | 201,982 |
| 1987 | — | 30,360 | — | — | — | 30,360 |
▎ 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.