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The Berkeley Pit is a former open pit copper mine in the western United States, located in Butte, Montana. It is one mile (1.6 km) long by one-half mile (800 m) wide, with an approximate maximum depth of 1,780 feet (540 m).
View the Berkeley Pit from a platform on the southwest rim. The viewing stand offers a look at the Berkeley Pit lake and surrounding historic and active mine workings. Admission Fee. Open June – September. For hours and open dates please call (406) 723-3177.
Mar 6, 2023 · PitWatch educates the public on the science, history, and safety measures of the Berkeley Pit in Butte, MT. Learn more about PitWatch's mission here!
Jan 28, 2021 · Once home to a bustling open-pit mining operation, Berkeley Pit is now a nearly 1,800-foot deep crater filled with various heavy metals and “unique microscopic lifeforms.” The more than 40 billion liquid gallons in this pit include acidic water, copper, iron, arsenic, zinc, sulfuric acid and more.
Feb 22, 2010 · The Berkeley Pit is a former open-pit copper mine in Butte, Montana and now one of the only places in the world where you can pay to see toxic waste. The sheer scale of the site is...
The Berkeley Mine Pit is the most expensive site on the EPA’s superfund list, filled with water so acidic it can dissolve the propeller of a boat. Butte, Montana’s history is inseparably tied to mining. A gift shop on the outskirts of town sits next to a massive man-made pit filled with 40 billion gallons of water.
We created an interactive timeline to educate viewers on the Berkeley Pit's history that stretches from 1955 to 1982. Learn about Berkeley Pit history here.
Using oral history interviews and archival finds, The City That Ate Itself explores the lived experience of open-pit copper mining at Butte’s infamous Berkeley Pit. Because an open-pit mine has to expand outward in order for workers to extract ore, its effects dramatically changed the lives of workers and residents.
The Berkeley Pit is a historic copper mine that has been transformed into a massive water-filled pit over the years. With depths approaching 1,000 feet, the pit serves as a stark reminder of Butte's mining past and the environmental challenges associated with the industry.
The Berkeley Pit, was Butte's first large truck-operated open-pit copper mine until mining ceased in 1982. By 1980 nearly 1.5 billion tons of material had been removed from the Pit, including more than 290 million tons of copper ore. The pit enabled Butte to claim the title The Richest Hill on Earth.
