The Giant Cascadia Earthquake of January 26, 1700 Detective Stories from North America and Japan

• A tsunami from western North America entered Japanese written history in Jan 1700
• Decades of basic research on both sides of the Pacic led to this discovery
• The findings underpin public-safety measures in the United States and Canada

Mount Fuji along the highway between Kyoto and Edo, 1687. Pines on the spit at lower left were entered by puzzling waves in 1700. Picture map courtesy of East Asia Collection, University of California Berkeley (Miho chapter of

http://pubs.usgs.gov/pp/pp1707/).

Speaker: Brian Atwater, USGS