Tsunami animation Samoa 2009 looking northwest

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

(Public domain.)

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 northwest. The first 40 minutes of propagation is shown.

Details

Image Dimensions: 800 x 408

Location Taken: WS

Credits

Eric Geist, USGS