Seismic Hazard Map
Magnitude 4.7 NORTHERN SUMATRA, INDONESIA
Thursday, May 12, 2011 at 07:41:10 UTC
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
