• Latest Earthquakes
• - USA
• - World
• - EQ Notification Service
• - Feeds & Data
• - Animations
• Recent Earthquakes
• Historic Earthquakes
• - "Top 10" Lists & Maps
• - Significant EQs
• - Earthquake Search
• - EQ Summary Posters
• - Scientific Data
• About EQ Maps
• Did You Feel It?
• Energy & Broadband Solutions
• Fast Moment Tensors
• Media Info
• PAGER
• Seismogram Displays
• ShakeMaps

OAXACA, MEXICO

08/02/12 12:50:22 UTC
Epicenter 16.48N 94.12W

  Me   6.3                                                             
Broadband Source Parameters:
 BROADBAND DEPTH:        83.0 km
 RADIATED ENERGY                                                      
  No. of sta:  4  Focal mech.  M                                      
  Energy       6.7+2.3*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