Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MAHLE FILTER SYSTEMS
906 BUTLER DR, MURFREESBORO, TN, 37127
Parent company: MAHLE INC
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) | Total (lbs) | ||
| 2001 | 1,882 | 1 | — | 1,883 | ||
| 2000 | 25,595 | 1 | — | 25,596 | ||
| 1999 | 32,725 | 5 | — | 32,730 | ||
| 1998 | 45,375 | 5 | — | 45,380 | ||
| 1997 | 33,990 | 5 | — | 33,995 | ||
| 1996 | 24,695 | 5 | — | 24,700 | ||
| 1995 | 41,745 | — | — | 41,745 | ||
| 1994 | — | — | 5 | 5 | ||
| 1993 | — | — | 5 | 5 | ||
| 1992 | — | — | 5 | 5 | ||
| 1991 | — | — | 5 | 5 | ||
▎ 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.