Facility detail

PREMCOR REFINING GROUP INC PORT ARTHUR

1801 S GULFWAY DR, PORT ARTHUR, TX, 77640

Parent company: VALERO ENERGY CORP

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	Hydrogen cyanide	Nitrate compounds (water dissociable; reportable only when in aqueous solution)	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Propylene	Toluene	Total
2024	240,263	94,196	59,085	15,866	22,390	598,757
2023	256,332	77,041	59,619	15,471	20,973	578,223
2022	211,020	73,142	44,763	23,653	20,517	510,947
2021	292,711	90,433	36,464	7,059	20,119	590,443
2020	289,192	78,646	38,339	2,838	18,296	556,603
2019	473,825	73,512	44,406	3,776	22,425	780,617
2018	468,053	78,293	47,673	9,937	35,046	815,160
2017	425,755	75,187	42,399	6,583	34,866	780,354
2016	351,780	70,058	34,430	17,539	19,287	643,822
2015	239,669	72,376	28,455	40,328	21,568	548,909
2014	325,622	55,755	29,135	8,090	12,609	517,068
2013	319,597	64,181	31,630	8,533	14,383	550,019
2012	410,470	119,399	37,868	9,576	15,548	724,178
2011	398,797	19,716	36,093	17,692	12,023	567,390
2010	509	24,131	33,468	10,044	12,265	172,752
2009	3,135	31,619	34,350	10,284	12,170	195,874
2008	72	21,573	28,360	64,494	24,756	219,614
2007	91	28,636	25,678	28,721	23,361	228,697
2006	95	25,347	34,573	22,819	14,699	192,945
2005	84	21,721	52,984	24,455	24,791	261,410
2004	755	27,583	125,225	50,693	13,330	336,116
2003	780	29,694	177,765	46,133	24,251	401,585
2002	—	71,722	180,867	29,435	18,130	397,092
2001	—	—	—	27,286	15,446	134,006
2000	—	—	—	28,500	28,600	160,636
1999	—	—	—	24,800	23,700	146,322
1998	—	—	—	29,200	26,200	195,254
1997	—	—	—	37,200	35,300	336,864
1996	—	—	—	37,200	48,000	507,427
1995	—	—	64	38,000	45,200	588,986