Facility detail

UNION CARBIDE CORP SEADRIFT PLANT

7501 N HWY 185, SEADRIFT, TX, 77983

Parent company: DOW INC.

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	Ethylene	Propylene	Naphthalene	Benzene	Ammonia	Total
2024	1,095,043	22,555	—	—	34,880	1,231,409
2023	1,068,736	16,925	—	—	45,422	1,204,094
2022	1,100,325	25,458	—	—	15,896	1,211,355
2021	930,471	26,759	—	—	27,736	1,051,184
2020	911,465	31,656	—	—	26,628	1,043,622
2019	868,030	32,041	—	—	25,665	1,028,147
2018	849,134	26,647	—	—	37,947	1,062,654
2017	774,656	23,599	—	—	27,607	922,577
2016	750,388	22,779	—	—	28,888	904,874
2015	689,069	22,497	—	—	43,973	838,755
2014	811,131	22,688	—	—	41,028	953,791
2013	827,594	36,520	—	—	21,613	989,789
2012	950,660	26,822	—	—	16,817	1,101,195
2011	660,908	57,439	—	—	20,805	838,865
2010	750,707	62,767	—	—	29,488	963,984
2009	658,187	63,973	—	—	18,654	870,470
2008	815,072	89,773	—	—	46,505	1,103,324
2007	892,195	105,922	—	—	50,380	1,226,456
2006	858,512	141,356	—	—	62,188	1,242,737
2005	994,762	147,123	—	—	77,297	1,380,582
2004	1,032,724	151,169	—	—	76,666	1,475,023
2003	1,123,037	204,763	101,525	67,851	97,292	1,875,213
2002	1,479,145	289,159	142,579	96,501	81,204	2,579,311
2001	1,367,717	228,084	125,820	84,606	91,936	2,153,637
2000	1,589,505	336,061	141,595	101,042	90,621	2,652,511
1999	1,758,132	215,773	146,029	100,455	38,391	2,814,524
1998	1,626,268	185,568	157,172	95,060	22,092	2,452,869
1997	1,710,495	256,362	162,236	88,798	24,533	2,585,698
1996	1,785,455	271,982	147,281	90,342	14,401	2,790,213
1995	1,252,970	267,354	149,717	107,429	27,499	2,355,060
1994	1,509,566	109,097	139,781	119,143	88,031	2,428,180
1993	1,903,807	80,751	150,858	88,056	50,554	2,551,869
1992	1,212,716	45,475	152,709	130,439	49,781	2,143,381
1991	1,529,367	128,735	279,982	166,022	54,375	2,603,555
1990	1,632,474	75,293	317,661	223,058	48,473	2,812,251
1989	1,793,021	162,657	322,270	349,298	6,037	3,324,431
1988	1,817,211	159,458	—	—	—	2,110,490
1987	1,795,417	—	—	—	37,899	1,934,847