Facility detail

CENTURY ALUMINUM SEBREE LLC

9404 STATE RT 2096, ROBARDS, KY, 42452

Parent company: CENTURY ALUMINUM CO

Carcinogen PBT — EPA classifications across all reporting years

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Year-over-year total releases

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

Top chemical totals

The 10 chemicals with the highest cumulative on-site releases 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.

Year	Carbonyl sulfide	Hydrogen fluoride	Phenanthrene	Polycyclic aromatic compounds	Naphthalene	Total
2024	263,307	130,682	—	17,484	91,678	509,495
2023	283,870	174,198	—	17,772	90,433	573,425
2022	275,632	154,851	—	17,727	85,202	540,607
2021	241,879	208,695	—	14,116	66,553	537,241
2020	255,556	223,932	7,838	73,556	29,285	600,372
2019	269,555	228,098	8,310	78,868	31,403	627,167
2018	251,119	213,180	7,625	73,392	29,224	584,732
2017	310,467	220,715	8,525	80,028	31,863	662,620
2016	310,623	216,722	8,308	78,498	31,255	656,298
2015	301,430	167,945	8,252	78,560	31,284	598,372
2014	310,352	200,353	8,177	77,702	30,941	638,253
2013	305,563	180,574	7,853	74,116	29,511	607,799
2012	296,605	147,967	7,791	73,947	29,446	565,947
2011	257,567	130,594	7,364	71,284	28,389	505,096
2010	282,703	131,723	7,669	71,363	28,333	531,595
2009	241,231	100,090	7,327	70,229	27,890	456,497
2008	260,868	72,088	7,415	71,762	28,501	450,582
2007	269,139	121,612	7,293	70,511	28,004	506,307
2006	284,307	113,209	208,626	70,664	28,065	714,707
2005	276,042	120,260	207,914	70,433	27,974	712,402
2004	265,776	116,197	211,314	71,587	28,433	703,221
2003	263,922	98,506	207,078	70,148	27,861	677,260
2002	221,910	99,418	207,353	70,254	27,904	636,501
2001	208,428	94,499	204,189	69,167	27,468	614,299
2000	204,374	87,925	151,759	51,304	—	501,526
1999	178,272	61,294	138,761	46,889	—	429,085
1998	—	100,617	—	8,610	—	143,473
1997	—	74,130	—	2,402	—	98,292
1996	—	88,620	—	—	—	88,620
1995	—	113,400	—	2,403	—	137,563
1994	—	103,320	—	—	312	135,508
1993	—	133,246	—	—	467	165,595
1992	—	95,760	—	—	—	126,389
1991	—	95,760	—	—	—	145,240
1990	—	102,830	—	—	—	155,800
1989	—	113,000	—	—	—	115,300
1988	—	—	—	—	—	47,799