Anisotropy from SKS splitting across the Pacific-North America plate boundary offshore southern California

Joseph Ramsay,1 Monica D. Kohler,2 Paul M. Davis,1 Xinguo Wang,3,4 William Holt4 and Dayanthie S. Weeraratne5 1Department of Earth and Space Sciences, University of California Los Angeles, Los Angeles, CA 90095-1596, USA 2Department of Mechanical and Civil Engineering, California Institute of Technology, Pasadena, CA 91125, USA. E-mail: [email protected] 3Key Laboratory of Continental Collision and Plateau Uplift, Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing, China 4Department of Geosciences, Stony Brook University, Stony Brook, NY 11794-2100, USA 5Department of Geological Sciences, California State University Northridge, Northridge, CA 91330-8266, USA