Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
NORTHROP CORP ELECTRONICS SYSTEMS DIV
111 MORSE ST, 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 | Total |
|---|---|---|
| 1991 | 9,199 | 9,199 |
| 1990 | 10,600 | 10,600 |
| 1988 | 4,350 | 4,350 |
| 1987 | 5,800 | 5,800 |