Index map of the study area. The red star indicates the epicenter of the 2013 Santa Cruz Islands earthquake (Mw 8.0). The focal mechanism of the mainshock is also shown. The DART stations used in this study are shown as red squares. The contours (every 0.5 m) in the right upper panel indicate initial tsunami height using tsunami simulations. Line A corresponds to Figure 5. AUS and PAC indicate the Australian and Pacific plates, respectively. Topography used is ETOPO2.