Missoula Floods and Columbia River Gorge Geology with Jim O’Connor

Join the Lake Lewis Chapter of the Ice Age Floods Institute for a free public meeting and Missoula Floods lecture at the REACH Museum on Tuesday, November 3, 2026. Guest speaker Jim O’Connor of the U.S. Geological Survey in Portland, Oregon, will explore the Ice Age Floods and other geological stories of the Columbia River Gorge. What can the Columbia River Gorge reveal about the Missoula Floods? Beginning with the pioneering work of J Harlen Bretz and Ira Williams in 1915, geologists have…