Should tsunami models use a nonzero initial condition for horizontal velocity?

Gabriel C Lotto1, Gabriel Nava1,2 and Eric M Dunham1,3, (1)Stanford University, Department of Geophysics, Stanford, CA, United States, (2)University of California Berkeley, Department of Electrical Engineering and Computer Sciences, Berkeley, CA, United States, (3)Stanford University, Institute for Computational and Mathematical Engineering, Stanford, CA, United States