Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
NORTHROP CORP ESD PRECISION PRODUCTS PLANT
100 MORSE ST M/S 30079, NORWOOD, MA, 020629802
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 |
|---|---|---|---|
| 1993 | 9,600 | 3,740 | 13,340 |
| 1992 | 16,400 | — | 16,400 |
| 1991 | 52,945 | 9,000 | 61,945 |
| 1990 | 93,600 | 14,100 | 107,700 |
| 1989 | 74,700 | 4,450 | 79,150 |