Link to USGS home page.
Earthquake Hazards Program

Magnitude 4.9 TONGA REGION

Saturday, March 21, 2009 at 01:27:57 UTC

Earthquake Location

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

Earthquake Location
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green

Map of PACIFIC OCEAN
Map of PACIFIC OCEAN

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


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