Facility detail

GROSCHOPP INC.

420 15TH ST NE, SIOUX CENTER, IA, 51250

Parent company: NA

Carcinogen PBT — 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)	Copper	Styrene	Nickel	Chromium	Total
2024	—	15	—	—	—	15
2023	—	23	—	—	—	23
2022	—	23	—	—	—	23
2021	—	22	—	—	—	22
2020	—	22	—	7	6	35
2019	—	21	—	7	6	35
2018	—	24	—	6	5	34
2017	—	22	—	6	5	33
2016	—	42	—	4	4	51
2015	—	25	—	5	4	34
2014	—	25	—	6	5	36
2013	—	22	—	5	4	31
2012	—	27	—	—	—	27
2011	—	2,380	—	—	—	2,380
2010	—	3,920	—	—	—	3,920
2009	—	3,920	—	—	—	3,920
2008	—	8,060	12,166	—	—	20,226
2007	—	9,180	—	—	—	9,180
2006	30,077	10,866	—	—	—	40,943
2005	29,215	—	—	—	—	29,215
2004	32,407	—	—	—	—	32,407
2003	28,147	—	—	—	—	28,147
2002	26,793	—	—	—	—	26,793
2001	776	—	—	—	—	776
2000	31,888	—	—	—	—	31,888
1999	26,924	—	—	—	—	26,924
1998	23,595	—	—	—	—	23,595
1997	21,884	—	—	—	—	21,884
1996	18,112	—	—	—	—	18,112
1995	13,933	—	—	—	—	13,933
1994	22,857	—	—	—	—	22,857
1993	18,410	—	—	—	—	18,410
1992	19,072	—	—	—	—	19,072
1991	17,740	—	—	—	—	17,740
1990	19,546	—	—	—	—	19,546
1989	16,614	—	—	—	—	16,614
1988	24,891	—	—	—	—	24,891