Facility detail

SUPER STEEL LLC

10910 N INDUSTRIAL DR, MEQUON, WI, 53092

Parent company: NA

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	Manganese	Lead	Total (lbs)
2020	0	4	4
2019	28	3	31
2018	39	10	48
2017	40	0	40
2016	33	—	33
2015	60	0	60
2014	46	0	46
2013	65	0	65
2012	68	0	69
2011	65	1	66
2010	42	0	43
2009	50	5	55
2008	95	13	108
2007	90	11	101
2006	71	10	81
2005	44	12	56
2004	67	11	77
2003	38	8	47

▎ 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.