A man described by police as having a mental disorder jumped the fence at Montana Resources and waded into the Berkeley Pit, according to police. Butte-Silver Bow Police Captain Mark St. Pierre ...

The Berkeley Pit in Butte, Montana, has been a source of environmental concern for decades, as its waters—highly acidic and teeming with toxins—have seeped into the surrounding area. But today ...

The Berkeley Pit partially froze this winter for the first time in what appears to be a long time. Pit experts are stumped as to why. This winter's temperatures have been about average, hovering ...

The Berkeley Pit has been a festering sore since 1982, when, the Anaconda Copper Co. closed the open-pit mine, turned off the pumps and let water fill it.

BUTTE - Comedy Central's "The Daily Show With Jon Stewart" is taking on the idea of the Berkeley Pit as a tourist attraction. The parody news show plans to air a segment June 21 on a decision by ...

BUTTE- The Berkeley Pit is completely frozen over due to the cold temperatures in the Mining City last week. It is a sight some people in Butte say they never thought they would see.

The Berkeley Pit, however, has a much richer concentration of rare earths in solution and a higher volume of water and is expected to produce 40 tons a year. Dr. Ziemkiewicz believes this process ...