Historic Seismicity

Magnitude 4.4 OFF THE EAST COAST OF HONSHU, JAPAN
Sunday, March 24, 2013 at 23:50:41 UTC

Historic Seismicity World Location
Magnitude / Depth Legend
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green


Seismicity in 2013
Magnitude / Depth Legend
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green


Magnitude 7 and Greater Earthquakes
Magnitude / Depth Legend
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green


Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver