Facility detail

SMC PRECIOUS METALS SMELTER & BASE METALS REFINERY

COLUMBUS INDUSTRIAL PARK 1ST AVE SOUTH, COLUMBUS, MT, 59019

Parent company: STILLWATER MINING CO

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	Nickel	Nickel compounds	Copper compounds	Copper	Copper And Copper Compounds	Total
2024	—	—	—	—	140	406
2023	—	—	—	—	163	467
2022	—	—	—	—	144	487
2021	—	354	—	—	210	719
2020	—	336	—	—	202	687
2019	—	371	—	—	227	746
2018	—	368	—	—	227	675
2017	—	353	213	—	—	641
2016	—	376	236	—	—	681
2015	—	480	290	—	—	840
2014	—	408	264	—	—	731
2013	—	416	264	—	—	780
2012	—	293	220	—	—	570
2011	—	288	181	—	—	521
2010	—	261	168	—	—	477
2009	—	586	379	—	—	1,023
2008	—	575	357	—	—	989
2007	—	446	304	—	—	797
2006	—	305	203	—	—	541
2005	—	346	237	—	—	612
2004	—	402	259	—	—	696
2003	—	1,119	688	—	—	1,852
2002	—	295	220	—	—	522
2001	—	288	217	—	—	512
2000	—	285	—	216	—	506
1999	27,783	—	—	215	—	28,003
1998	33,546	—	—	171	—	33,722
1997	500	—	—	500	—	1,005
1996	500	—	—	500	—	1,260
1995	250	—	—	250	—	505
1994	250	—	—	250	—	505
1993	250	—	—	250	—	505
1992	250	—	—	250	—	505
1991	1,000	—	—	1,800	—	3,050
1990	250	—	—	250	—	500