Caleb Uerling, a fisheries biologist for Montana Fish, Wildlife & Parks, believes the high conductivity of treated Berkeley ...

Caleb Uerling, a fisheries biologist for Montana Fish, Wildlife & Parks, believes the high conductivity of treated Berkeley Pit water discharged into Silver Bow Creek could affect trout.

MISSOULA — It would dwarf the Berkeley Pit: A hole blasted and dug into the Alaskan landscape about a half-mile deep and 2.5 miles across. What could go wrong in the pursuit of what’s touted ...

It would dwarf the Berkeley Pit: A hole blasted and dug into the Alaskan landscape about a half-mile deep and 2.5 miles across. What could go wrong in the pursuit of what's touted as the largest ...

Berkeley Pit, an open-pit copper mine that has been allowed to fill with water since its closure in 1982, is seen in this October, 2003 file photo. Credit: WALTER HINICK /THE MONTANA STANDARD VIA ...

8:30 p.m. update: The Fisher's Pit Wildfire in Berkeley was 70% contained on Tuesday evening, according to the New Jersey Forest Fire Service. The blaze poses no threat to populated areas and ...

A great flock of snow geese traveling south came upon a small body of water in Butte, Mont. They swirled and landed on the water. However, this was no ordinary pond This advertisement has not ...

There’s another variable Uerling has considered — changes in stream “conductivity” linked to the discharge of treated mine water from the Berkeley Pit. That water has been discharged since ...