The 2013 print edition of PitWatch included the following photo from the Montana Bureau of Mines & Geology (MBMG), intended to show the current water level relative to the Critical Water Level. Some PitWatch readers asked for a version of this image that used a current photo of the Berkeley water level, and MBMG created this new image to better […]

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The water level at the Berkeley Pit has been recorded every month for more than 23 years. In addition to that monitoring, scientists at the Montana Bureau of Mines and Geology have been sampling and analyzing water from the Berkeley Pit twice a year for its chemical composition and physical properties. In the Berkeley Pit, samples are taken from anywhere […]

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Looking northeast from the Berkeley Pit viewing stand, visitors can see one of the most important components in the future management of the Pit: the Horseshoe Bend Water Treatment Plant. Sitting on four acres near the former McQueen neighborhood, about 600 feet east of the Berkeley Pit, the treatment plant was constructed in 2002-2003. It sits on native land that […]

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Research continues on Pit Water

The unique environment of the Berkeley Pit and the surrounding Butte area has created numerous avenues for scientific exploration, both by local scientists and by researchers around the globe. The research potential of the site is tremendous, and may represent a real renaissance for a geographic area characterized by years of mining, milling, and smelting waste. Research efforts have been […]

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