Seattle, Washington, June 1, 2011 – On Friday, March 11, 2011 at 2:46 PM (local time), the northeast coast of Japan was struck by a magnitude 9.0 (M9.0) subduction earthquake as the boundary between the Pacific and the North American plates ruptured along an offshore section. The rupture extended about 200 miles along the Japan coast, resulting in approximately 100 feet of vertical slip and causing a series of devastating tsunamis. A similar event along the Cascadia Subduction Zone could extend from Vancouver Island to Northern California, affecting western Washington and Oregon communities.
Read More