Fault Scarp or Ranch Road? Review of USGS paleoseismic trench near Wallula, WA
Trenching at Wallula, WA In 2020, the U.S. Geological Survey excavated a trench across a suspected fault scarp near Wallula, WA in an...
Great Terrace of the Columbia #1 - The Explorers
Geologists have long been fascinated with the high terrace that stands well above the modern Columbia River between Brewster and Chelan....
Great Terrace of the Columbia #2 - The Geologists
The Great Terrace from Chelan butte. John Whitmer photo. WGS photo archive. "I hold my conclusions lightly and am willing to change them...
