Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
POWELL ELECTRICAL SYSTEMS INC.
8550 MOSLEY DR, HOUSTON, TX, 77075
Parent company: NA
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Xylene (mixed isomers) | Toluene | n-Butyl alcohol | Methyl isobutyl ketone | Copper | Total |
|---|---|---|---|---|---|---|
| 2024 | — | — | — | — | 264 | 308 |
| 2023 | — | — | — | — | 113 | 148 |
| 2022 | — | — | — | — | 75 | 111 |
| 2021 | — | — | — | — | 250 | 510 |
| 2020 | — | — | — | — | 250 | 756 |
| 2019 | — | — | — | — | 250 | 757 |
| 2018 | — | — | — | — | 250 | 757 |
| 2017 | — | — | — | — | 250 | 757 |
| 2016 | — | — | — | — | 250 | 757 |
| 2015 | — | — | — | — | 250 | 756 |
| 2014 | — | — | — | — | 250 | 755 |
| 2013 | 10,520 | — | — | — | 250 | 11,526 |
| 2012 | 10,200 | — | — | — | 154 | 10,697 |
| 2011 | — | — | — | — | 90 | 434 |
| 2010 | — | — | — | — | 107 | 440 |
| 2009 | — | — | — | — | 159 | 205 |
| 2008 | — | — | — | — | 139 | 174 |
| 2007 | — | — | — | — | 166 | 198 |
| 2006 | — | — | — | — | 358 | 702 |
| 2005 | — | — | — | — | 270 | 565 |
| 2004 | — | — | — | — | 11 | 243 |
| 2003 | — | — | — | — | 652 | 655 |
| 2002 | 11,565 | — | — | — | 250 | 11,815 |
| 2001 | — | — | — | — | 250 | 250 |
| 2000 | — | — | — | — | 250 | 250 |
| 1999 | — | — | — | — | 250 | 250 |
| 1998 | — | — | — | — | 250 | 250 |
| 1990 | 8,419 | 8,593 | — | — | 5 | 17,017 |
| 1989 | 38,992 | 16,123 | 13,493 | 12,927 | 250 | 83,645 |
| 1988 | 17,860 | — | — | — | — | 17,860 |