Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MIDWEST METALLURGICAL LAB INC
15290 15 MILE RD, MARSHALL, MI, 49068
Parent company: DETROIT STOKER CO
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 | Cumene hydroperoxide | Nickel | Chromium | Total (lbs) | ||
| 2001 | — | 500 | — | 500 | ||
| 2000 | — | 500 | — | 500 | ||
| 1999 | — | 500 | — | 500 | ||
| 1998 | — | 500 | — | 500 | ||
| 1997 | — | 500 | — | 500 | ||
| 1996 | — | 500 | — | 500 | ||
| 1995 | — | 500 | — | 500 | ||
| 1994 | — | 500 | 255 | 755 | ||
| 1993 | — | 750 | 505 | 1,255 | ||
| 1992 | — | 750 | 505 | 1,255 | ||
| 1991 | — | 523 | 299 | 822 | ||
| 1990 | 14,100 | 5 | 5 | 14,110 | ||
| 1989 | 14,500 | 250 | 250 | 15,000 | ||
| 1988 | 14,500 | — | — | 14,500 | ||
| 1987 | 23,000 | — | — | 23,000 | ||
▎ 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.