Facility detail

BASIN ELECTRIC LARAMIE RIVER STATION

347 GRAYROCKS RD, WHEATLAND, WY, 82201

Parent company: BASIN ELECTRIC POWER COOPERATIVE

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	Barium compounds (except for barium sulfate (CAS No. 7727-43-7))	Barium And Barium Compounds	Manganese compounds	Copper compounds	Nickel compounds	Total (lbs)
2024	—	1,537,588	—	—	—	1,851,503
2023	—	3,058,704	—	—	—	3,546,848
2022	—	2,116,860	—	—	—	2,502,640
2021	—	1,602,931	—	—	—	1,960,981
2020	—	2,208,279	—	—	—	2,636,777
2019	—	1,940,079	—	—	—	2,398,782
2018	—	2,105,512	—	—	—	2,530,258
2017	2,109,532	—	75,022	46,400	54,678	2,591,019
2016	2,107,035	—	74,172	47,889	54,254	2,535,472
2015	2,346,522	—	75,350	53,057	57,834	2,786,401
2014	1,550,003	—	122,141	56,360	56,296	1,932,429
2013	2,002,003	—	164,201	79,430	75,316	2,512,961
2012	1,521,003	—	122,191	61,790	57,316	1,913,999
2011	1,762,003	—	143,601	61,430	66,204	2,255,650
2010	2,222,003	—	189,701	79,430	86,204	2,790,376
2009	2,102,003	—	167,501	71,410	78,104	2,613,346
2008	2,433,003	—	200,701	85,450	93,203	3,041,065
2007	2,022,003	—	168,811	72,430	79,203	2,550,779
2006	2,153,003	—	171,901	74,460	82,303	2,697,707
2005	2,263,003	—	182,900	78,470	86,301	2,833,364
2004	2,163,003	—	183,001	77,470	84,303	2,738,415
2003	2,373,003	—	194,001	82,480	90,303	2,982,073
2002	2,363,003	—	192,901	83,480	91,304	2,977,405
2001	2,273,003	—	183,901	79,480	87,304	2,857,716
2000	2,604,003	—	205,701	145,510	97,204	3,404,958
1999	2,923,003	—	271,001	177,470	111,305	3,956,222
1998	2,274,003	—	183,801	154,480	86,305	4,353,838

▎ 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.