USGS Energy and Broadband Solution

MAULE, CHILE
12/03/25 22:37:06 UTC
Epicenter: 35.18S 71.79W

  Me   7.0                                                             
Broadband Source Parameters:
 BROADBAND DEPTH:        33.0 km
 BROADBAND FAULT PLANE SOLUTION: 
 NP1:Strike=175 Dip=75 Slip=  65
 NP2:        56     29       148
 Principal Axes:
  T              Plg=53  Azm= 55
  P                  26      284
 RADIATED ENERGY                                                      
  No. of sta: 23  Focal mech.  F                                      
  Energy       7.5+1.1*10**14 Nm                                      
 COMMENT:  Complex earthquake   
  observed on broadband         
  displacement seismograms.  A  
  small event of at least M5.7   
  is followed by a large event 
  about 6 seconds later.  Depth 
  from synthetics of broadband 
  displacement seismograms based
  on large event.           

Explanation of Parameters
Latest USGS Energy Solutions
Source Parameter Search

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