Facility detail

MITSUBISHI CHEMICAL LA PORTE

12220 STRANG RD, LA PORTE, TX, 77571

Parent company: MITSUBISHI CHEMICAL AMERICA INC

Carcinogen — 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	Methanol	Ethylene	Vinyl acetate	Acetaldehyde	Total (lbs)
2024	39,020	8,860	6,880	10	54,770
2023	29,711	8,273	7,453	—	45,437
2022	34,368	5,819	5,066	—	45,253
2021	21,716	3,675	2,655	—	28,046
2020	74,553	5,503	5,805	—	85,861
2019	40,499	5,975	13,748	—	60,222
2018	32,663	7,544	3,973	—	44,180
2017	36,494	10,490	17,318	—	64,302
2016	43,548	7,115	10,940	—	61,603
2015	28,597	17,021	13,326	—	58,944
2014	38,280	225,500	15,500	—	279,280
2013	27,921	25,926	22,660	—	76,507
2012	31,567	28,040	14,047	—	73,654
2011	38,112	27,943	10,654	—	76,709
2010	49,430	19,161	11,920	—	80,511
2009	139,343	23,827	10,796	—	173,966
2008	229,035	24,753	10,934	—	264,722
2007	271,490	21,031	9,592	—	302,113
2006	53,841	20,110	9,024	—	82,975
2005	36,013	14,055	4,837	—	54,905
2004	40,107	22,752	5,915	—	68,774
2003	33,342	22,923	4,586	—	60,851
2002	39,724	16,039	18,641	—	74,404
2001	51,069	15,348	24,269	—	90,686
2000	42,266	15,496	19,654	—	77,416
1999	41,625	13,076	18,318	—	73,019
1998	27,383	10,822	13,632	—	51,837
1997	27,208	10,420	13,364	—	50,992
1996	17,940	9,740	8,900	—	36,580

▎ 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.