Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
STANDARD-THOMSON CORPROATION
152 GROVE ST, WALTHAM, MA, 02454
Parent company: NA
Carcinogen
— EPA classifications across all reporting years
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 | Trichloroethylene | Chromium | Copper | Total |
|---|---|---|---|---|
| 2000 | — | 750 | — | 750 |
| 1993 | 8,050 | — | — | 8,050 |
| 1992 | 22,420 | — | 10 | 22,430 |
| 1991 | 25,200 | — | — | 25,200 |
| 1990 | 7,920 | — | — | 7,920 |
| 1989 | 9,900 | — | — | 9,900 |