Engineers plan to lower a giant plug into the intakes at Hebgen Dam to stop the flow of water while at the same time opening gates to push the flow into the dam's spillway, a spokesman for PPL Montana ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. PPL Montana has submitted a plan with the Federal Energy Regulatory Commission to isolate, ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. The Cabin Creek Campground and Trailhead near the Hebgen Lake Dam is closed to public access ...

The leak has dropped the level of Hebgen Lake by 8 feet, forcing boat owners to leave docks. Water gushing out of the dam has bolstered flows in the Madison River to levels even higher than those ...

Workers attempting to repair broken head gates on Hebgen Lake Dam had to stop Sunday after heavy turbulence shook equipment in the dam's intake tower, making work too dangerous. David Hoffman, a ...

ENNIS (AP) -- Engineers Tuesday tried to determine how best to control the flow of water through failed headgates at Hebgen Dam, a failure that allowed heightened flows and led to evacuation of some ...

WEST YELLOWSTONE - Engineers with PPL Montana have gone back to the drawing board, trying to find a way to repair damage to the intake structure at Hebgen Dam. Workers had planned to install a ...

NorthWestern Energy is seeking a variance in its federal license that would allow the company to increase flows from the Madison and Hebgen dams over a shorter period of time. The change would allow ...

BUTTE - Engineers plan to install a bulkhead to block Hebgen Dam headgates that are stuck open, allowing the flow of water into the Madison River to quadruple, PPL Montana said. "The engineers have ...

BUTTE - In order to preserve spawning gravels necessary for wild trout fishery, NorthWestern Energy says they are removing fine sediments out of the Madison River by letting out water from the Hebgen ...