Link to USGS home page.
Earthquake Hazards Program

Magnitude 8.1 SAMOA ISLANDS REGION

Tuesday, September 29, 2009 at 17:48:10 UTC

Seismic Hazard Map

Seismic Hazard Map World Location
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green

Global Seismic Hazard Assessment Program -GSHAP

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


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