Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
BOSTON SCIENTIFIC CORP
480 PLEASANT ST, WATERTOWN, MA, 021722414
Parent company: BOSTON SCIENTIFIC CORP
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) 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.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Freon 113 (CFC-113) | 1,3-Dichloro-1,1,2,2,3-pentafluoropropane (HCFC-225cb) | 3,3-Dichloro-1,1,1,2,2-pentafluoropropane (HCFC-225ca) | Nitric acid | Total (lbs) | |
| 1997 | 5,800 | 8,700 | 7,100 | — | 21,600 | |
| 1996 | 4,627 | 16,000 | 13,000 | — | 33,627 | |
| 1995 | 63,100 | — | — | — | 63,100 | |
| 1994 | 69,500 | — | — | — | 69,500 | |
| 1993 | 45,900 | — | — | — | 45,900 | |
| 1992 | 38,376 | — | — | 2,529 | 40,905 | |
| 1991 | 38,000 | — | — | — | 38,000 | |
| 1990 | 41,575 | — | — | — | 41,575 | |
| 1989 | 42,000 | — | — | — | 42,000 | |
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.