Facility detail

SMITHERS-OASIS NA

919 MARVIN ST, KENT, OH, 44240

Parent company: NA

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	n-Hexane	Formaldehyde	Acetone	1-Chloro-1,1-difluoroethane (HCFC-142b)	Chlorodifluoromethane (HCFC-22)	Total
2024	—	6,284	—	—	—	6,284
2023	—	6,978	—	—	—	6,978
2022	—	7,257	—	—	—	7,257
2021	—	7,272	—	—	—	7,272
2020	—	6,768	—	—	—	6,768
2019	—	8,153	—	—	—	8,153
2018	—	8,260	—	—	—	8,260
2017	—	8,249	—	—	—	8,249
2016	—	1,415	—	—	—	1,415
2015	—	1,038	—	—	—	1,038
2014	—	1,265	—	—	—	1,265
2013	—	1,058	—	—	—	1,058
2012	—	963	—	—	—	963
2011	—	1,067	—	—	—	1,067
2010	—	1,887	—	—	—	1,887
2009	—	895	—	—	—	895
2008	—	214	—	774	774	1,762
2007	—	540	—	13,426	8,765	22,731
2006	—	380	—	10,046	6,480	16,906
2005	—	541	—	—	—	541
2004	—	728	—	—	—	728
2003	—	603	—	—	—	603
2002	2,970	734	—	—	—	3,704
2001	2,166	6,934	—	—	—	9,100
2000	2,667	7,778	—	—	—	10,445
1999	13,400	770	—	—	—	14,170
1998	76,000	6,800	—	—	—	82,800
1997	196,000	10,700	—	—	—	206,700
1996	198,000	9,800	—	—	—	207,800
1995	185,000	9,000	—	—	—	194,000
1994	—	11,600	—	—	—	12,355
1993	—	13,000	500	—	—	13,510
1992	—	10,400	17,000	—	—	27,665
1991	—	10,600	7,100	—	—	17,955
1990	—	14,728	1,500	—	—	16,493
1989	—	9,843	1,661	—	—	11,754
1988	—	12,806	—	—	—	17,470