Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MEPCO
811 E MAIN ST, MARSHALLTOWN, IA, 50158
Parent company: MICHIGAN WHEEL CORP
Carcinogen
PBT
— 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 | Toluene | Methyl isobutyl ketone | Methyl ethyl ketone | Lead | Total (lbs) | |
| 2005 | — | — | — | 1 | 1 | |
| 2000 | 2,860 | — | — | — | 2,860 | |
| 1999 | 3,164 | — | — | — | 3,164 | |
| 1998 | 3,418 | — | — | — | 3,418 | |
| 1997 | 3,101 | — | — | — | 3,101 | |
| 1996 | 2,457 | 294 | — | — | 2,751 | |
| 1995 | 2,335 | 255 | — | — | 2,590 | |
| 1994 | 2,610 | 255 | — | — | 2,865 | |
| 1993 | 2,740 | 255 | 500 | — | 3,495 | |
| 1992 | 3,166 | 250 | 750 | — | 4,166 | |
| 1991 | 1,700 | 250 | 250 | — | 2,200 | |
| 1989 | 250 | — | — | — | 250 | |
▎ 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.