Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
FREQUENCY SOURCES INC
16 MAPLE RD, CHELMSFORD, MA, 01824
Parent company: LORAL 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-Dichloro-1-fluoroethane (HCFC-141b) | Total |
|---|---|---|---|
| 1995 | — | 8,690 | 8,690 |
| 1991 | 12,247 | — | 12,247 |
| 1990 | 7,586 | — | 7,586 |