J.S. Diller, the Geologist in charge of the Cascade Division for the U.S. Geological Survey, dispatched a young Israel C. Russell to...

Focus Shifts North Paleo-outburst flood indicators including large bedform trains and iceberg scour marks have been discovered in Okanogan Valley and other south-trending valleys of NE Washington (Gombiner & Lesemann 2024, Lesemann et al. 2024). Identical features are known in the Channeled Scabland and other outburst flood tracts worldwide, including Iceland. The features document glacial floods of significant size and sourced in southern British Columbia spilled south into

Palouse dust storms thicken Okanogan soils. - A silviculturist I once knew In the Okanogan Highlands of northeastern Washington, forest...

Geologists have long been fascinated with the high terrace that stands well above the modern Columbia River between Brewster and Chelan....

The Great Terrace from Chelan butte. John Whitmer photo. WGS photo archive. "I hold my conclusions lightly and am willing to change them if additional observations demand it." - I.C. Russell (1898) Central Washington's Geology is Complicated Two towering geologists of the American West, George Otis Smith and Bailey Willis , spent significant parts of their storied careers in Washington. In the introduction to their 1903 report on 'Geology and Physiography of Central Washingt