Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
NORTHROP CORP ELECTRONICS SYSTEMS DIV
2301 W 120TH ST, HAWTHORNE, CA, 902515032
Parent company: NORTHROP GRUMMAN CORP
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 | Freon 113 (CFC-113) | 1,1,1-Trichloroethane | Total |
|---|---|---|---|
| 1991 | 12,049 | 7,994 | 20,043 |
| 1990 | 12,300 | 6,400 | 18,700 |
| 1989 | 49,806 | — | 49,806 |
| 1988 | 58,977 | — | 58,977 |