Geology of the Cheney & Palouse Falls Fracture Zones
Wenatchee Valley Erratics Chapter of the Ice Age Floods Institute will meet at 7:00 P.M., Tuesday, December 12 at the Wenatchee Valley Museum, 127 South Mission, Wenatchee. "Geology of the Cheney and Palouse Falls Fracture Zones" Fracture zones in Columbia River Basalts were recognized by Native Americans, and were depicted on the earliest geologic maps of the area. Yet we don’t know what causes them or how they relate to earthquake hazards or groundwater aquifers. EWU Prof. Chad Pritchard will describe […]