Earthquake Density Maps
Magnitude 7.0 SANTIAGO DEL ESTERO, ARGENTINA
Saturday, January 01, 2011 at 09:56:58 UTC
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Average number of Earthquakes per Year per 12,300 km2, Magnitude 5 and Greater
Deep Earthquakes: Depth 300 km and greater
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green
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Average number of Earthquakes per Year per 12,300 km2, 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
