Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
NORTHROP GRUMMAN SYSTEMS CORP
21240 BURBANK BLVD MS-57, WOODLAND HILLS, CA, 91367
Parent company: NORTHROP GRUMMAN CORP
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 | Freon 113 (CFC-113) | 1,1,1-Trichloroethane | Acetone | Lead | Total (lbs) | |
| 2013 | — | — | — | 0 | 0 | |
| 2012 | — | — | — | 0 | 0 | |
| 2011 | — | — | — | 0 | 0 | |
| 2010 | — | — | — | 0 | 0 | |
| 2009 | — | — | — | 0 | 0 | |
| 2008 | — | — | — | 0 | 0 | |
| 2004 | — | — | — | 0 | 0 | |
| 2003 | — | — | — | 0 | 0 | |
| 1993 | — | 11,477 | — | — | 11,477 | |
| 1992 | — | 4,269 | — | — | 4,269 | |
| 1990 | 22,900 | 6,323 | — | — | 29,223 | |
| 1989 | 14,367 | 12,761 | — | — | 27,128 | |
| 1988 | 9,640 | — | — | — | 9,640 | |
| 1987 | 24,142 | — | 7,956 | — | 32,098 | |
▎ 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.