Facility detail

VALERO REFINING - TEXAS L.P. HOUSTON REFINERY

9701 MANCHESTER, HOUSTON, TX, 77012

Parent company: VALERO ENERGY CORP

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	Nitrate compounds (water dissociable; reportable only when in aqueous solution)	Propylene	Hydrogen cyanide	Toluene	Xylene (mixed isomers)	Total
2024	2,051,661	3,529	103,731	6,122	4,353	2,220,296
2023	1,962,354	4,892	72,051	3,177	1,467	2,076,166
2022	2,057,066	3,801	68,201	3,080	1,459	2,166,323
2021	1,844,037	7,637	64,080	3,510	1,736	1,959,564
2020	1,752,891	3,174	71,493	4,094	2,707	1,878,212
2019	1,191,331	9,885	59,154	4,821	2,436	1,307,001
2018	950,000	9,003	—	5,351	4,510	1,015,363
2017	236,983	4,030	85,184	7,667	6,799	392,348
2016	238,210	3,884	256,980	5,072	4,121	577,760
2015	357,367	2,199	316,340	10,439	7,689	787,655
2014	374,267	1,223	310,800	8,041	7,335	793,304
2013	283,908	1,540	296,324	14,010	13,048	710,268
2012	233,202	4,461	538	8,145	7,321	347,836
2011	260,465	4,735	721	10,632	9,037	413,312
2010	235,280	3,863	707	6,294	6,218	358,043
2009	195,767	3,121	708	17,030	6,436	325,836
2008	155,909	6,679	106	29,958	21,650	287,949
2007	184,232	19,881	141	43,099	30,695	510,753
2006	427,146	20,725	3,332	29,361	14,122	635,595
2005	354,511	50,389	590	15,385	17,382	621,961
2004	477,236	18,672	—	5,953	6,153	641,503
2003	409,346	56,669	—	21,187	21,700	735,602
2002	347,793	34,978	—	15,736	14,261	585,601
2001	336,778	41,910	—	19,480	21,260	597,716
2000	458,210	56,596	—	22,183	16,555	801,662
1999	276,983	62,209	—	11,414	24,516	531,510
1998	234,271	46,445	—	10,449	21,238	411,445
1997	166,395	60,275	—	17,624	48,937	455,633
1996	299,098	183,544	—	93,858	97,537	1,066,088
1995	130,495	188,241	—	136,583	155,139	1,023,920
1994	—	950,007	—	224,345	181,007	1,884,022
1993	—	341,862	—	136,291	103,338	897,387
1992	—	17,142	—	137,908	108,868	532,831
1991	—	16,257	—	86,268	76,440	462,025
1990	—	14,824	—	49,285	25,532	358,862
1989	—	14,797	—	103,561	42,195	330,933
1988	—	8,571	—	122,666	—	162,595
1987	—	—	—	62,208	—	87,627