Tsunami animation Samoa 2009 looking west

This moving illustration shows what the waves looked like, in relation to the seafloor, when an earthquake caused a tsunami.

Detailed Description

Preliminary simulation of the tsunami from the September 29, 2009 M=8.0 outer-rise earthquake between Samoa and Tonga. Viewpoint looks to the west. The first 42 minutes of propagation is shown.


Image Dimensions: 796 x 586

Location Taken: WS


Eric Geist, USGS