Facility detail

OAK CREEK SITE

11060 S CHICAGO RD, OAK CREEK, WI, 53154

Parent company: WEC ENERGY GROUP

Carcinogen PBT — EPA classifications across all reporting years

Year-over-year total releases

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

The 10 chemicals with the highest cumulative on-site releases across all available years.

Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.

Year	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Hydrogen fluoride	Ammonia	Barium compounds (except for barium sulfate (CAS No. 7727-43-7))	Total
2024	10,699	46,683	18,122	77,568	17,417	189,716
2023	9,640	59,762	20,161	11,746	13,621	134,865
2022	9,218	56,693	16,796	10,555	8,432	129,910
2021	10,778	75,655	21,788	8,696	14,802	161,954
2020	9,700	59,421	16,449	8,612	5,460	104,486
2019	39,831	69,940	18,144	9,613	15,127	162,578
2018	7,700	110,000	20,000	201,070	11,460	368,417
2017	8,300	110,000	20,000	190,880	23,100	375,368
2016	6,400	220,000	16,000	201,800	3,357	475,428
2015	5,300	230,000	18,000	192,100	352,709	887,416
2014	5,900	200,000	14,000	182,700	22,210	480,069
2013	5,300	120,000	15,000	152,500	22,440	360,841
2012	15,000	77,000	110,000	121,570	14,720	364,423
2011	28,000	140,000	150,000	78,800	19,410	451,742
2010	76,000	—	140,000	2,950	33,560	269,695
2009	23,000	—	140,000	—	4,260	171,326
2008	31,000	—	160,000	—	4,600	196,966
2007	17,000	—	140,000	—	4,500	162,545
2006	29,000	—	160,000	—	3,800	194,030
2005	28,000	—	160,000	—	3,800	192,788
2004	—	—	264,000	—	3,500	268,498
2003	42,000	—	203,000	—	2,200	253,953
2002	18,000	—	216,000	—	2,400	244,132
2001	350,000	26,000	270,000	—	142,500	846,911
2000	510,000	410,000	340,000	—	122,500	1,462,389
1999	2,600,000	540,000	330,000	—	290,780	3,798,497
1998	2,800,000	720,000	250,000	—	—	4,168,808