Facility detail

STEPAN CO

1208 N PATT ST, ANAHEIM, CA, 92801

Parent company: STEPAN CO

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	Xylene (mixed isomers)	Methanol	Ammonia	Diethanolamine	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Total
2024	—	—	—	—	578	578
2023	—	—	—	—	578	588
2022	—	—	—	—	578	588
2021	—	—	—	—	578	578
2020	—	—	—	—	578	578
2019	—	—	—	—	578	578
2012	—	—	—	15	—	15
2011	—	—	—	22	—	96
2010	—	—	—	46	—	88
2009	—	—	820	290	—	1,196
2008	—	—	904	29	—	962
2007	—	—	930	13	—	969
2006	—	—	1,046	5	—	1,077
2005	—	—	1,056	35	—	1,102
2004	—	—	1,129	17	—	1,146
2003	—	—	1,101	4	—	1,105
2002	—	—	1,015	4	—	1,019
2001	—	—	989	4	—	993
2000	—	—	857	4	—	861
1999	—	430	746	36	—	1,212
1998	—	488	693	28	—	1,209
1997	—	386	706	4	—	1,096
1996	—	384	631	—	—	1,015
1995	—	439	786	—	—	1,225
1994	500	786	2,250	255	500	4,291
1993	3,462	786	1,750	255	500	7,253
1992	2,259	910	1,750	255	500	6,674
1991	2,768	677	1,750	255	500	6,950
1990	28,817	500	1,440	255	500	32,012
1989	18,443	55,725	—	18,443	500	93,611
1988	—	—	—	—	500	500
1987	14,853	—	—	—	—	14,853