Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
BOSTON SCIENTIFIC WEAVER LAKE CAMPUS
2 SCIMED PL, MAPLE GROVE, MN, 55311
Parent company: NA
Carcinogen
— EPA classifications across all reporting years
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 | 2-Chloro-1,1,1,2-tetrafluoroethane (HCFC-124) | Methanol | Toluene | Nitric acid | Thiourea | Total (lbs) |
| 2024 | — | 6,451 | — | 255 | 255 | 7,216 |
| 2023 | — | 6,585 | — | 255 | 255 | 7,095 |
| 2022 | — | 10,130 | — | 255 | 255 | 10,640 |
| 2021 | — | 6,015 | — | 255 | 255 | 6,525 |
| 2020 | — | 3,190 | — | 255 | 255 | 3,700 |
| 2019 | — | 4,850 | — | 255 | 255 | 5,360 |
| 2018 | — | 3,750 | — | 255 | 255 | 4,260 |
| 2017 | — | 3,300 | — | 255 | 255 | 3,810 |
| 2016 | — | 1,650 | — | 255 | — | 1,905 |
| 2005 | — | — | 12,595 | — | — | 12,862 |
| 1998 | 69,250 | — | — | — | — | 69,386 |
▎ 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.