Facility detail

SKYWATER TECHNOLOGY FOUNDRY INC

2401 E 86TH ST, BLOOMINGTON, MN, 55425

Parent company: NA

PFAS — 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	Ammonia	Hydrogen fluoride	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Phosphoric acid	Perfluorobutane sulfonic acid	Total (lbs)
2023	—	64	—	—	47	111
2022	—	75	—	—	—	75
2021	—	30	—	—	—	30
2020	—	32	—	—	—	32
2019	—	41	—	—	—	41
2018	—	47	—	—	—	47
2017	—	34	—	—	—	34
2016	—	52	—	—	—	52
2015	1,621	52	—	—	—	1,673
2014	1,922	64	—	—	—	1,986
2013	1,774	83	—	—	—	1,857
2012	1,930	75	—	—	—	2,005
2011	2,094	87	—	—	—	2,181
2010	44	84	—	—	—	128
2009	36	71	—	—	—	107
2008	46	99	—	—	—	145
2007	75	134	—	—	—	209
2006	62	113	—	—	—	175
2005	—	57	—	—	—	57
2004	—	65	—	—	—	65
2003	—	49	—	—	—	49
2002	—	69	—	—	—	69
2001	—	95	—	—	—	95
2000	—	66	—	—	—	66
1999	—	10	—	—	—	10
1998	—	38	—	6	—	44
1997	—	74	—	8	—	82
1996	—	63	—	20	—	83
1995	—	63	250	11	—	324
1994	—	63	14	1	—	78
1993	—	—	250	1	—	252
1992	—	—	250	—	—	250
1991	—	—	250	—	—	255

▎ 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.