The Berkeley Pit fills with acidic, metals-rich water from 1984 to 2012 in this time lapse video.
Explore time lapses at http://world.time.com/timelapse2/.
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