Facility detail

IATAN GENERATING STATION

20250 HWY 45 N, WESTON, MO, 64098

Parent company: EVERGY 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))	Barium And Barium Compounds	Hydrogen fluoride	Vanadium compounds	Manganese compounds	Total
2024	—	839,465	6,962	29,976	—	991,517
2023	—	716,655	8,166	25,698	—	864,729
2022	—	1,032,612	9,698	36,925	—	1,250,786
2021	1,176,750	—	12,486	42,178	51,439	1,428,747
2020	1,048,544	—	11,215	37,525	44,516	1,272,677
2019	1,419,251	—	13,669	50,791	61,657	1,717,594
2018	1,052,104	—	12,805	37,649	46,858	1,276,757
2017	1,336,807	—	2,458	70,169	70,249	1,659,326
2016	1,165,784	—	2,292	61,183	61,291	1,451,311
2015	1,354,352	—	997	71,098	71,106	1,674,065
2014	1,518,415	—	2,187	79,720	79,684	1,884,887
2013	1,761,324	—	3,127	92,022	92,332	2,181,035
2012	1,601,477	—	2,800	86,025	85,380	1,993,071
2011	2,000,960	—	2,100	100,019	100,420	2,464,242
2010	1,502,500	—	16,000	87,013	91,440	1,928,528
2009	836,600	—	81,000	47,009	49,590	1,164,998
2008	357,000	—	88,000	20,490	21,640	629,768
2007	266,600	—	110,000	13,390	15,600	842,149
2006	207,300	—	120,000	10,480	12,700	412,669
2005	138,500	—	130,000	7,230	8,260	366,900
2004	323,000	—	140,000	16,740	18,980	578,333
2003	338,700	—	150,000	17,560	19,800	607,022
2002	304,300	—	130,000	14,300	8,020	519,186
2001	264,500	—	140,000	12,310	6,830	484,339
2000	387,000	—	110,000	18,400	10,370	574,046
1999	422,000	—	140,000	—	10,550	639,555
1998	692,000	—	140,000	—	17,550	984,065