Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ANCOTECH INC
2525 BEECH DALY RD, DEARBORN HEIGHTS, MI, 481251196
Parent company: NIPPON MINING CO LTD
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 | Acetone | Toluene-2,6-diisocyanate | Copper | Total (lbs) | ||
| 1992 | 2,000 | — | — | 2,000 | ||
| 1991 | 2,148 | — | 11,901 | 14,049 | ||
| 1990 | 4,296 | 13,000 | — | 17,296 | ||
| 1989 | 3,938 | — | — | 3,938 | ||
| 1988 | 5,012 | — | — | 5,012 | ||
▎ 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.