Facility detail

NALCO CO

125 NALCO WAY/RT 65, ELLWOOD CITY, PA, 16117

Parent company: ECOLAB 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	Acrylic acid	Acrylamide	Ammonia	Formaldehyde	Methanol	Total
2024	72	0	—	—	—	72
2023	14	0	—	—	—	15
2022	857	—	651	—	—	1,522
2021	243	0	500	—	—	744
2020	165	—	665	—	—	831
2019	114	—	665	—	—	779
2018	253	0	—	—	—	253
2017	3,073	—	—	—	—	3,073
2016	210	0	—	—	—	211
2015	215	—	—	—	—	216
2014	31	—	—	—	—	127
2013	199	—	16	—	—	216
2012	186	—	60	—	—	247
2011	186	—	27	—	—	213
2010	178	—	32	—	—	210
2009	162	—	—	—	—	163
2008	183	—	9	—	—	198
2007	160	—	—	—	9	173
2006	188	—	—	—	—	191
2005	775	0	—	—	35	814
2004	447	2,728	—	—	—	3,175
2003	411	3,453	—	—	—	3,865
2002	424	2,172	—	—	—	2,596
2001	357	1,220	—	—	—	1,577
2000	287	136	—	—	—	423
1999	277	132	—	—	—	409
1998	277	131	—	—	—	408
1997	277	133	—	—	—	410
1996	277	131	—	—	—	408
1995	278	131	—	—	—	409
1994	278	131	—	—	—	410
1993	373	131	—	—	—	505
1992	373	360	—	71	11	816
1991	236	310	—	71	11	629
1990	301	314	—	46	45	707
1989	260	371	—	46	—	678
1988	—	455	—	—	—	455