Facility detail

GESTAMP MASON LLC

200 KIPP RD, MASON, MI, 48854

Parent company: GESTAMP N.A.

Year-over-year total releases

Reported on-site TRI releases in pounds (lbs), grouped by reporting year.

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 Methanol Manganese Total (lbs)
2019 750 750
2017 750 750
2016 572 572
2015 1,321 1,321
2014 750 750
2013 750 750
2012 3 3
2011 9 9
2006 145,420 145,420
2005 145,790 145,790
2004 105,026 105,026
2003 95,024 95,024
2002 79,983 79,983

▎ 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.