Facility detail

HENNEPIN POWER STATION

13498 E 800TH ST, HENNEPIN, IL, 61327

Parent company: DYNEGY INC

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	Barium compounds (except for barium sulfate (CAS No. 7727-43-7))	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Hydrogen fluoride	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Manganese compounds	Total
2019	261,470	5,942	9,398	375	11,212	299,298
2018	338,329	10,567	18,018	713	14,503	396,323
2017	207,218	13,908	17,132	—	8,966	248,571
2016	148,755	—	13,326	—	—	163,070
2015	162,559	—	14,016	—	6,994	184,677
2014	140,956	—	14,795	—	5,755	162,352
2013	147,254	—	39,142	—	6,051	193,387
2012	256,054	6,230	51,800	853	11,201	336,638
2011	231,625	19,400	52,800	880	9,404	323,526
2010	259,945	20,000	54,000	890	10,460	356,009
2009	148,918	19,000	59,000	1,200	30,984	274,615
2008	180,481	14,850	47,154	15,052	37,747	303,266
2007	114,573	18,434	58,536	20,385	23,849	248,372
2006	113,989	18,496	58,731	20,025	24,042	246,797
2005	121,948	18,128	57,564	18,196	25,248	254,320
2004	174,512	24,573	78,029	17,700	36,119	360,724
2003	232,130	16,102	51,131	11,711	47,516	494,940
2002	34,302	18,000	58,000	—	7,120	121,909
2001	27,201	16,000	31,000	—	3,105	79,935
2000	1,106	15,000	28,000	4,400	679	49,487
1999	5,010	960,000	—	250,000	1,505	1,227,025
1998	86,485	740,000	68,000	430,000	22,219	1,462,860