Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TANDEM PRODUCTS INC
520 INDUSTRIAL DR, BLOOMING PRAIRIE, MN, 55917
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 | Dichloromethane | Diisocyanates | 4,4'-Methylenedi(phenyl isocyanate) | Chromium | Manganese | Total (lbs) |
| 2024 | — | — | — | — | 1 | 1 |
| 2021 | — | — | — | 2 | 4 | 7 |
| 2019 | — | — | — | 1 | 3 | 5 |
| 2018 | — | — | — | 1 | 3 | 4 |
| 2017 | — | — | — | 2 | 4 | 7 |
| 2016 | — | — | — | 1 | 3 | 5 |
| 2002 | — | 1,100 | — | 2 | — | 1,104 |
| 2001 | — | 1,100 | — | 7 | — | 1,114 |
| 2000 | — | — | — | 7 | — | 14 |
| 1999 | — | — | — | 17 | — | 35 |
| 1998 | — | — | — | — | 1 | 1 |
| 1997 | — | — | — | — | 2 | 2 |
| 1996 | — | — | — | — | 12 | 12 |
| 1994 | — | — | 100 | — | — | 100 |
| 1993 | — | — | 1 | 5 | 8 | 14 |
| 1991 | 8,700 | — | 1 | — | — | 8,701 |
| 1990 | 43,500 | — | — | — | — | 43,500 |
▎ 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.