Inter- and Intra-method Variability of VS Profiles and VS30 at ARRA-funded Sites

Alan Yong, USGS California Water Science Center Menlo Park, Menlo Park, CA, United States, John Boatwright, U.S. Geological Survey, Earthquake Science Center, Menlo Park, CA, United States and Antony Jeffrey Martin, GeoVision, Inc, Corona, CA, United States