The Berkeley Pit is literally world famous in the mine waste cleanup industry, and the final technology used in the Horseshoe Bend Water Treatment Plant, a High Density Solids (HDS) process, was selected after an assessment of tests and the demonstrated effectiveness of cleanup technologies from research groups around the world. The Horseshoe Bend facility currently treats water from Horseshoe […]

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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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The Past Butte’s Memory Book tells the story of Jim Ledford, a miner who lived in a log cabin below the famed Anaconda Mine. Alongside his cabin was an old dump containing scrap iron and tin cans. Mine water ran downhill through the dump, and Ledford noticed a heavy sludge formation. Out of curiosity, he had the sludge assayed and […]

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Many are learning from the Berkeley Pit

From grade school through college, many classes have visited the Pit in order to learn about science, mining, and the history of the region. In the past year, students from not only the Butte area, but also from around Montana made the trip to the Pit. Middle school students from Bonner school  and college students from Montana State University-Billings and […]

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What if an earthquake were to strike?

There are several reasons why we don’t need to be overly concerned about the Pit in the event of an earthquake, including the fact that there has been no significant seismic activity in nearby faults during the 28 years that the Earthquake Studies Office has been monitoring the area. In the mining region, the recorded seismic activity is mainly caused […]

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