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Earthquake Hazards Program
USGS Energy and Broadband Solution

MACQUARIE ISLAND REGION

08/04/12 00:30:13 UTC
Epicenter 55.56S 158.31E

  Me   7.1                                                             
Broadband Source Parameters:
 BROADBAND DEPTH:        16.0 km
 RADIATED ENERGY                                                      
  No. of sta:  7  Focal mech.  M                                      
  Energy       8.7+2.3*10**14 Nm                                      
 COMMENT:  Depth from synthetics
  of broadband displacement     
  seismograms.                  

Explanation of Parameters
Latest USGS Energy Solutions
Source Parameter Search

For more information, contact George Choy, choy@usgs.gov

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


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