Facility detail

MAYVILLE ENG. CO. INC. - MAYVILLE

715 SOUTH ST, MAYVILLE, WI, 53050

Parent company: MAYVILLE ENGINEERING CO INC

Carcinogen — 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	Manganese	Chromium	Dichloromethane	Nickel	Total (lbs)
2023	—	0	0	—	0	0
2022	—	157	92	—	32	281
2021	—	172	101	—	36	309
2020	—	122	72	—	25	219
2019	—	141	83	—	29	255
2018	—	144	85	—	30	260
2017	—	135	80	—	28	244
2016	—	120	71	—	25	316
2015	—	102	60	—	21	201
2014	—	188	111	—	39	357
2013	—	139	82	—	29	250
2012	—	188	111	—	39	338
2011	—	240	167	—	59	471
2010	—	247	268	—	94	676
2009	—	384	226	—	79	862
2008	—	193	163	—	57	549
2007	—	164	139	—	49	352
2006	—	67	1	—	1	69
2005	—	38	1	—	—	39
2004	—	32	1	—	—	33
2003	—	14	1	—	1	16
2002	—	9	1	—	—	10
2001	—	7	3	—	1	11
2000	—	11	—	—	—	12
1999	—	11	—	—	—	11
1998	—	19	1	—	—	20
1997	—	17	1	—	—	18
1991	1,200	—	—	—	—	1,200
1990	2,700	—	—	—	—	2,700
1989	—	—	—	1,500	—	1,500

▎ 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.