Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ARISTOKRAFT PLANT 9
1010 N STAR DR, ZUMBROTA, MN, 55992
Parent company: MASTERBRAND INDUSTRIES INC
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 | Toluene | Methyl ethyl ketone | Total (lbs) | |||
| 1992 | 10,500 | — | 10,500 | |||
| 1991 | 11,250 | — | 11,250 | |||
| 1990 | 12,250 | — | 12,250 | |||
| 1989 | 14,312 | — | 14,312 | |||
| 1988 | — | 13,023 | 13,023 | |||
| 1987 | 25,166 | 11,729 | 36,895 | |||
▎ 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.