Magnitude 4.0 ANDREANOF ISL, ALEUTIAN IS.
Wednesday, August 12, 2009 at 05:11:33 UTC
Seismic Hazard Map
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