Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
NORTHROP CORP ELECTRONICS SYS DIV PLANT 8
2 EDGEWATER DR, NORWOOD, MA, 02062
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 | 1,1,1-Trichloroethane | Freon 113 (CFC-113) | Total |
|---|---|---|---|
| 1991 | 10,827 | — | 10,827 |
| 1990 | 14,200 | 8,800 | 23,000 |
| 1989 | 14,600 | 8,450 | 23,050 |
| 1988 | 11,100 | — | 11,100 |