Facility detail

GENERAL MOTORS LLC PARMA PLANT

5400 CHEVROLET BLVD, PARMA, OH, 44130

Parent company: GENERAL MOTORS LLC

Carcinogen PBT — EPA classifications across all reporting years

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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	1,1,1-Trichloroethane	Sodium hydroxide (solution)	Manganese	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Ammonia	Total (lbs)
2024	—	—	295	—	—	295
2023	—	—	380	—	—	380
2022	—	—	370	—	—	370
2021	—	—	407	—	—	407
2020	—	—	370	—	—	370
2019	—	—	326	—	—	326
2018	—	—	250	—	—	250
2017	—	—	250	—	—	250
2016	—	—	250	—	—	250
2015	—	—	250	—	—	250
2014	—	—	250	—	—	250
2013	—	—	250	—	—	250
2012	—	—	250	—	—	250
2011	—	—	250	—	—	250
2010	—	—	250	—	—	250
2009	—	—	—	—	—	13
2008	—	—	—	—	—	33
2007	—	—	—	—	—	16
2006	—	—	—	—	—	16
2005	—	—	—	—	—	8
2004	—	—	—	—	—	1
2003	—	—	—	—	—	2
2002	—	—	—	—	—	2
2001	—	—	—	—	—	5
1993	—	—	—	250	—	250
1992	—	—	—	360	—	360
1991	12,100	—	—	1,130	—	13,230
1990	—	—	—	500	1,000	1,500
1989	15,700	—	—	500	1,000	17,200
1988	—	—	—	500	—	500
1987	—	7,050	—	—	—	7,050

▎ 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.