Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PRATT & WHITNEY SERVICES INC
1174 & 1177 N GREAT SW PKWY, GRAND PRAIRIE, TX, 75050
Parent company: RTX CORP
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 | Nitric acid | Nickel | Chromium | Total (lbs) | ||
| 2024 | 184 | 13 | — | 197 | ||
| 2023 | 210 | 10 | — | 220 | ||
| 2022 | 151 | 8 | — | 159 | ||
| 2021 | 137 | 8 | — | 144 | ||
| 2020 | 103 | 9 | — | 112 | ||
| 2019 | 129 | 16 | — | 144 | ||
| 2018 | 133 | 11 | — | 144 | ||
| 2017 | 213 | 9 | — | 222 | ||
| 2016 | 114 | 8 | — | 122 | ||
| 2015 | 127 | 6 | — | 133 | ||
| 2014 | 12 | 8 | — | 20 | ||
| 2013 | 11 | 8 | — | 19 | ||
| 2012 | — | 7 | — | 7 | ||
| 2011 | — | 6 | — | 6 | ||
| 2010 | — | 13 | — | 13 | ||
| 2009 | — | 22 | — | 22 | ||
| 2008 | 11 | 22 | 4 | 37 | ||
| 2007 | 11 | 25 | 5 | 41 | ||
| 2006 | 250 | 260 | 10 | 520 | ||
| 2005 | 255 | 505 | 260 | 1,020 | ||
| 2004 | — | 260 | 260 | 520 | ||
| 2003 | — | 260 | 15 | 275 | ||
| 2002 | — | 41 | 21 | 62 | ||
| 2001 | — | 44 | 22 | 66 | ||
| 2000 | — | 260 | 260 | 520 | ||
▎ 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.