Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DRS NIS LLC
13532 N CENTRAL EXPRESSWAY, DALLAS, TX, 75243
Parent company: LEONARDO US HOLDING INC
Carcinogen
— 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 | Methanol | Tetrachloroethylene | Total (lbs) | |||
| 2024 | 19,840 | — | 19,840 | |||
| 2023 | 9,585 | — | 9,585 | |||
| 2022 | 18,023 | 5,882 | 23,905 | |||
| 2021 | 12,094 | 13,041 | 25,135 | |||
| 2020 | 11,033 | 10,566 | 21,599 | |||
| 2019 | 17,718 | 6,620 | 24,338 | |||
| 2018 | 9,618 | 3,329 | 12,947 | |||
| 2017 | 11,436 | — | 11,436 | |||
| 2016 | 8,956 | — | 8,956 | |||
| 2015 | 12,072 | — | 12,072 | |||
| 2014 | 12,637 | — | 12,637 | |||
| 2013 | 7,414 | 2,332 | 9,746 | |||
| 2012 | 11,396 | 2,594 | 13,990 | |||
| 2011 | 12,482 | 3,504 | 15,986 | |||
| 2010 | 3,913 | 2,841 | 6,754 | |||
| 2009 | 15,830 | 5,495 | 21,325 | |||
| 2008 | 15,841 | 9,006 | 24,847 | |||
| 2007 | 12,440 | 9,744 | 22,184 | |||
| 2006 | 6,874 | 9,199 | 16,073 | |||
| 2005 | 9,783 | 8,125 | 17,908 | |||
| 2004 | 12,768 | 11,443 | 24,211 | |||
| 2003 | 13,827 | 8,900 | 22,727 | |||
| 2002 | 14,159 | — | 14,159 | |||
| 2001 | 10,405 | — | 10,405 | |||
| 2000 | 7,531 | — | 7,531 | |||
| 1999 | 7,003 | — | 7,003 | |||
▎ 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.