Facility detail

HALDOR TOPSOE INC

10010 BAYPORT RD, PASADENA, TX, 77507

Parent company: HALDOR TOPSOE/ AS

Carcinogen — 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	Ammonia	Molybdenum trioxide	n-Butyl alcohol	Nitrate compounds (water dissociable; reportable only when in aqueous solution)	Aluminum oxide (fibrous forms)	Total
2024	6,166	1,843	—	2,038	—	11,385
2023	6,166	1,843	—	550	—	9,332
2022	1,837	2,074	—	3,391	—	7,960
2021	1,755	1,972	—	745	—	5,352
2020	2,223	2,400	—	836	—	6,144
2019	2,553	2,792	—	836	—	7,423
2018	2,849	3,000	—	959	—	7,476
2017	9,553	2,073	1,098	3,296	—	17,152
2016	10,081	2,082	1,373	663	—	15,060
2015	10,746	2,061	1,420	640	—	15,871
2014	11,121	2,172	1,214	193	—	15,312
2013	10,808	1,848	1,269	214	—	14,778
2012	11,055	1,851	1,284	265	—	15,173
2011	10,678	1,852	1,131	97	—	14,656
2010	10,953	2,033	1,669	52	—	15,624
2009	10,714	2,028	1,594	32	—	15,389
2008	11,206	2,047	2,440	855	—	17,547
2007	11,105	2,047	5,646	478	—	20,276
2006	11,776	2,184	5,816	577	—	21,483
2005	11,071	2,448	5,402	626	—	20,591
2004	12,076	1,983	5,488	353	—	21,000
2003	8,357	2,123	2,192	232	—	13,736
2002	13,618	892	13,096	—	—	32,523
2001	22,314	1,533	—	—	—	24,364
2000	31,648	3,591	—	—	—	36,399
1999	16,690	3,365	—	—	—	22,077
1998	18,639	288	—	250	—	19,297
1997	1,059	750	—	—	—	2,141
1996	7,432	750	—	—	—	8,493
1995	5,823	750	—	—	—	7,363
1994	1,082	750	—	—	—	3,362
1993	4,360	750	—	—	—	6,155
1992	18,766	563	—	—	—	20,129
1991	20,936	750	—	—	—	22,736
1990	26,508	500	—	—	—	28,298
1989	46,677	500	—	—	—	50,177
1988	33,324	500	—	—	—	35,574
1987	—	500	—	—	11,253	11,753