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Earthquake Hazards Program
USGS Energy and Broadband Solution

TONGA

08/06/26 21:19:13 UTC
Epicenter 20.69S 173.36W

  Me   6.0
Broadband Source Parameters:
 BROADBAND DEPTH:        38.0 km
 RADIATED ENERGY
  No. of sta: 16  Focal mech.  M
  Energy       2.1+0.4*10**13 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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