All the rivers which produced them converged to Snake and Columbia valleys, and the record of the tremendous flood thus engendered has been found all the way from the pjateau scablands to Portland.

These events are known as the Missoula Floods or the Scabland Floods. The most recent epoch of flooding lasted from ~20 to ~15 ka BP, and occurred when the Cordilleran Ice Sheet (CIS) was near its ...

It is difficult to describe how breathtaking the Washington Scablands are. Even with our cameras and aerial footage it’s hard to do justice to the magnificent scenery and the epic glacial flood ...