Facility detail

KENNAMETAL INC ORWELL PLANT

180 PENNIMAN RD, ORWELL, OH, 44076

Parent company: KENNAMETAL INC

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	1,1,1-Trichloroethane	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Methanol	Titanium tetrachloride	Phosphoric acid	Total
2022	—	—	—	—	—	1
2021	—	—	—	—	—	1
2020	—	—	—	—	—	1
2019	—	—	—	—	—	1
2018	—	—	—	3,865	—	3,866
2017	—	—	—	3,865	—	3,866
2016	—	—	—	—	—	7
2015	—	—	—	—	—	7
2014	—	4,530	14,900	—	—	19,435
2013	—	4,130	11,100	—	—	15,235
2012	—	—	9,300	255	—	9,565
2011	—	—	10,146	5	—	10,161
2010	—	—	—	5	—	15
2009	—	6,682	—	—	—	6,692
2008	—	13,159	—	45	—	13,214
2007	—	14,203	10,042	63	—	24,314
2006	—	12,289	11,681	47	—	24,032
2005	—	—	—	10	—	15
2004	—	—	—	5	—	10
2003	—	9,608	—	1	—	9,610
2002	—	10,347	—	1	—	10,349
2001	—	—	—	—	—	5
2000	—	—	—	9	—	14
1999	—	—	—	—	—	1
1998	—	—	—	9	785	806
1997	—	—	—	—	752	762
1996	—	—	—	—	471	478
1995	—	11,124	—	—	510	11,639
1994	—	14,916	—	—	649	15,815
1993	7,554	—	—	—	626	8,935
1992	32,132	—	—	—	883	33,814
1991	47,340	—	—	—	300	47,945
1990	53,000	—	—	—	750	54,510
1989	20,000	—	—	—	—	20,500
1988	28,900	—	—	—	—	28,900
1987	300	—	—	—	—	300