Facility detail

O&K AMERICAN CORP.

4630 W 54TH ST, CHICAGO, IL, 60632

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	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Zinc compounds	Lead	Total
2024	2,233	—	—	2,233
2023	2,117	—	—	2,117
2022	1,776	—	—	1,776
2021	1,866	—	—	1,866
2020	1,686	—	—	1,686
2019	2,351	—	—	2,351
2018	2,588	—	—	2,588
2017	2,483	—	—	2,483
2016	2,448	—	—	2,448
2015	2,874	—	—	2,874
2014	3,179	—	—	3,179
2013	3,091	—	—	3,091
2012	3,401	—	—	3,401
2011	3,036	—	—	3,036
2010	2,674	—	—	2,674
2009	1,834	—	—	1,834
2008	2,775	—	—	2,775
2007	3,000	—	—	3,000
2006	2,990	—	—	2,990
2005	2,181	—	—	2,181
2004	1,980	—	—	1,980
2003	1,470	—	—	1,470
2002	1,410	—	—	1,410
2001	2,050	—	61	2,111
2000	2,650	—	255	2,905
1999	2,250	—	255	2,505
1998	1,850	—	255	2,105
1997	4,150	—	255	4,405
1996	—	250	255	505
1995	1,500	500	255	2,255
1994	1,500	500	255	2,255
1993	1,500	500	10	2,010
1992	500	500	10	1,010
1991	1,500	—	10	1,510
1990	1,000	500	255	1,755
1989	1,750	500	500	2,750
1987	1,000	500	—	1,500