Geology at the Colville River Mouth - Lake Roosevelt, WA
Colville River Mouth. The Colville River enters the Columbia River at Rivermile 100 just south of Kettle Falls, WA. Its an easy hike...
Paleoseismic Trenches in Eastern Washington
Locations of paleoseismic trenches and Quaternary faults in Eastern Washington. Trenches excavated across fault scarps, often visible in...
Ancient Flood Gravel Beneath a Calcrete Ledge - White Bluffs, WA
Exotic clasts in gravel. An exotic clast-bearing conglomerate at White Bluffs Overlook was left by an ancient Ice Age flood. The...
