Incorporating Near-Surface Structure into the 3-D Cascadia Seismic Velocity Model For Earthquake Hazard Estimates in the Pacific Northwest

Erin A Wirth, U.S. Geological Survey, Seattle, CT, United States, Alex Grant, USGS, ESC, Moffett Field, United States, Ian Stone, USGS, Seattle, United States, Arthur D Frankel, USGS, Seattle, WA, United States and William J Stephenson, U.S. Geological Survey, Denver, CO, United States