Earthquake Density Maps
Magnitude 4.6 NORTH ISLAND OF NEW ZEALAND
Wednesday, October 05, 2011 at 09:57:41 UTC
-
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
-
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
