Facility detail

USIBELLI COAL MINE INC.

100 RIVER ROAD, HEALY, AK, 99743

Parent company: NA

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))	Vanadium compounds	Manganese compounds	Barium And Barium Compounds	Manganese And Manganese Compounds	Total (lbs)
2024	76,166	69,523	—	—	21,320	167,478
2023	79,006	72,222	22,120	—	—	173,835
2022	—	76,201	23,338	83,358	—	183,409
2021	100,363	91,758	—	—	28,102	220,839
2020	82,209	71,427	21,876	—	—	175,992
2019	87,328	75,877	23,239	—	—	186,969
2018	—	46,173	—	53,148	14,142	113,779
2017	48,432	42,078	12,888	—	—	103,674
2016	64,610	56,134	17,192	—	—	138,303
2015	59,759	51,921	15,902	—	—	127,922
2014	57,489	49,949	15,298	—	—	123,073
2013	62,652	54,433	16,672	—	—	134,123
2012	50,670	25,248	12,824	—	—	89,098
2011	87,969	52,840	16,814	—	—	158,305
2010	121,921	58,259	21,944	—	—	203,035
2009	82,247	62,204	11,656	—	—	156,817
2008	79,253	59,936	11,232	—	—	151,106
2007	74,523	56,357	10,562	—	—	142,086
2006	79,838	60,378	11,315	—	—	152,221

▎ 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.