Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DUCOMMUN AEROSTRUCTURES INC ORANGE FACILITY
1885 N BATAVIA ST, ORANGE, CA, 92865
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 | Tetrachloroethylene | Naphthalene | Toluene | Dichloromethane | Xylene (mixed isomers) | Total (lbs) |
| 2024 | 40 | — | — | — | — | 40 |
| 2023 | 41 | — | — | — | — | 41 |
| 2022 | 41 | — | — | — | — | 42 |
| 2021 | 764 | — | — | — | — | 764 |
| 2020 | 1,075 | — | — | — | — | 1,841 |
| 2019 | 1,943 | — | — | — | — | 1,979 |
| 2018 | 2,176 | — | — | — | — | 2,609 |
| 2017 | 1,877 | — | — | — | — | 2,074 |
| 2016 | 2,321 | — | — | — | — | 2,591 |
| 2015 | 2,179 | — | — | — | — | 2,179 |
| 2014 | 2,571 | — | — | — | — | 3,055 |
| 2013 | 2,931 | — | — | — | — | 3,446 |
| 2012 | 2,663 | — | — | — | — | 2,985 |
| 2011 | 2,472 | — | — | — | — | 2,885 |
| 2010 | 2,568 | — | — | — | — | 2,761 |
| 2009 | 2,704 | — | — | — | — | 3,086 |
| 2008 | 2,704 | — | — | — | — | 3,079 |
| 2007 | 2,577 | — | — | — | — | 2,907 |
| 2006 | 2,428 | — | — | — | — | 2,705 |
| 2005 | 2,336 | — | — | — | — | 2,477 |
| 2004 | 2,353 | — | — | — | — | 2,466 |
| 2003 | 2,362 | — | — | — | — | 2,467 |
| 2002 | 2,578 | — | — | — | — | 2,578 |
| 2001 | 3,303 | — | — | — | — | 3,470 |
| 2000 | 2,841 | — | — | — | — | 3,170 |
| 1999 | 2,618 | — | — | — | — | 2,803 |
| 1998 | 106,946 | — | — | — | — | 107,086 |
| 1997 | 54,800 | — | — | — | — | 54,991 |
| 1996 | 167,100 | — | — | 14,400 | — | 181,664 |
| 1995 | 147,250 | — | — | 8,100 | — | 156,850 |
| 1994 | 87,353 | — | — | 6,941 | — | 96,044 |
| 1993 | 396,721 | — | 9,900 | — | 11,900 | 420,771 |
| 1992 | 677,750 | — | 8,500 | — | 16,400 | 705,150 |
| 1991 | 460,325 | — | — | — | — | 463,325 |
| 1990 | 420,520 | — | — | — | — | 423,520 |
| 1989 | 462,550 | — | — | — | — | 463,550 |
| 1988 | 345,669 | 74,956 | 12,550 | — | — | 433,925 |
| 1987 | 405,045 | — | 11,322 | — | — | 446,960 |
▎ 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.