A history of landslides in Washington
Part of the neighborhood damaged by a slow-moving landslide in Kelso in 1998-99. (Photo courtesy of Washington State Archives) Last weekend’s massive landslide near Oso in Snohomish County is a sad and tragic reminder that we live in a state where devastating landslides can and do happen, often resulting in the loss of property and, sometimes, human life. The combination of hilly or mountainous terrain, unstable ground and heavy rainfall make many parts of Washington prone to slides. Washington has…