Since 1997, the Berkeley Pit Public Education Committee has given awards at annual Montana Tech Science & Engineering Fairs to students with projects that explore topics related to the Berkeley Pit. At the 2013 fair, five students received awards for Pit-related projects. Brian McGeehan from Butte Central received an award for his project, How Can We Clean Up the Berkeley […]

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Throughout 2010, the EPA interviewed local citizens and reviewed the status of Butte area Superfund sites, including the Berkeley, as part of a five-year review. The final review report, released in 2011, is available to the public and can be downloaded at the EPA Butte/Silver Bow Creek website. The sections of the report relating to the Butte Mine Flooding Operable […]

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A performance test of the Horseshoe Bend plant was completed in November 2007, as mandated by the Record of Decision. Based on the performance review, water discharged from the plant meets all discharge standards for contaminants of concern set by the EPA. Additional adjustments still need to be made to address pH. In general, plant operations are going as expected. […]

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2010 Berkeley Pit Posters

This educational poster series covers Berkeley Pit history and ongoing environmental management at the site. Hard copies of the posters can be requested by emailing info@pitwatch.org. Posters are available free-of-charge for Clark Fork Basin educators and public organizations. The poster set includes: Download high-resolution versions of the posters using the links below.

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Irrigating with mine water

Post-mining redevelopment efforts in Butte rely on the availability of water to irrigate vegetation on reclaimed and capped areas. Water recovered from the Belmont mine and other parts of the flooded underground mine workings is a possible source of irrigation water that would reduce the stress on the city water supply, leaving more water in the Big Hole River. Butte-Silver […]

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