Earthquake Density Maps
Magnitude 7.6 NEAR THE EAST COAST OF KORYAKIA, RUSSIA
Thursday, April 20, 2006 at 23:25:02 UTC
Earthquake Density
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Number of Earthquakes per Year, Magnitude 5 and Greater
Shallow Earthquakes: Depth 0-70 km
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green -
Number of Earthquakes per Year, Magnitude 5 and Greater
All Depths
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green
Global Earthquake Density Maps
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver