Magnitude 8.9 earthquake near the east coast of Honshu, Japan, 11 March 2011
http://web.archive.org/web/20160908020831/http://earthquake.usgs.gov/earthquakes/eqinthenews/2011/usc0001xgp/

United States Geological Survey


Maps of epicenter location, aftershocks, historical seismicity, and more related to the 11 March 2011 earthquake off the coast of Japan.

This resource is referenced here:
Subject: Geoscience:Geology:Geophysics:Seismology
Resource Type: Audio/Visual:Maps