This chart, from the 2011 EPA Five Year Review Report on the site, shows Berkeley Pit-related bird deaths from 2006-2009.
5,347.24 feet above sea level as of June 4, 2018. Click here for more information on water levels and what they mean.
Berkeley Pit Public Education Committee
Butte-Silver Bow Planning Dept.
155 W. Granite St.
Butte, MT 59701