This was the first area hit by floods coming from Glacial Lake Missoula, which lay just beyond the center right of this image, up the Clark Fork River.

1. Blackfoot River Valley When Glacial Lake Missoula's ice dam shattered, a northern arm of the lake drained in a matter of hours through a narrow gap in Montana's Blackfoot River valley.

And the Missoula Floods occurred repeatedly over the course of about 2,500 years, as new glacial ice dams plugged the river outlet, Glacial Lake Missoula refilled with water, and the dam then ...

Each draining of glacial Lake Missoula could have taken with it evidence of earlier floods. Where all the water went Just as Chambers was working on his lake sediments, a paper by J. Harlen Bretz ...

Scientists also believe that the Missoula Floods occurred repeatedly over the course of about 2,500 years, as new glacial ice dams plugged the river outlet, Glacial Lake Missoula refilled with ...

Some of the largest floods in earth history drained through the Columbia River during Pleistocene glacial periods (Baker, 2009). These events are known as the Missoula Floods or the Scabland Floods.

While glacial lake outburst floods can be catastrophic in populated areas like the Himalayas, ... Lake Missoula had an outburst that was 2,500 times larger than the recent Catalina event.

While glacial lake outburst floods can be catastrophic in populated areas like the Himalayas, ... Lake Missoula had an outburst that was 2,500 times larger than the recent Catalina event.