Facility detail

HARBISONWALKER INTERNATIONAL STEELCASTING USA

4111 WITMER RD, NIAGARA FALLS, NY, 14305

Parent company: HARBISONWALKER INTERNATIONAL STEELCASTING USA

Carcinogen PBT — EPA classifications across all reporting years

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Year-over-year total releases

Reported on-site TRI releases in pounds (lbs), grouped by reporting year.

Top chemical totals

The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.

Full release table

Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.

All values in pounds (lbs)
Year	Manganese compounds	Lithium carbonate	Aluminum oxide (fibrous forms)	Manganese	Aluminum (fume or dust)	Total (lbs)
2024	—	69	—	60	—	129
2023	—	85	—	76	—	161
2022	—	91	—	52	—	143
2021	—	106	—	60	—	165
2020	—	105	—	56	—	162
2019	—	107	—	55	—	162
2018	—	121	—	49	—	170
2017	—	105	—	50	—	155
2016	—	889	—	328	—	1,218
2015	—	67	—	31	—	98
2014	—	90	—	24	8	122
2013	—	214	—	23	36	273
2012	—	113	—	26	54	193
2011	—	98	—	26	76	201
2010	—	81	—	27	102	211
2009	—	94	—	41	73	208
2008	—	82	—	35	5	122
2007	—	73	—	32	—	105
2006	—	70	250	30	—	349
2005	—	76	250	33	—	359
2004	—	84	750	36	—	870
2003	—	79	750	34	—	864
2000	16	40	—	—	—	56
1999	7	40	—	—	—	47
1998	24	33	—	—	—	57
1997	1,467	25	—	—	—	1,492
1996	2,082	25	—	—	—	2,107
1995	14	10	—	—	—	24
1994	1,450	—	—	—	—	1,450
1993	10	—	—	—	—	10

▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.