Earthquake Source Model Database
Model/Event tag: s1906SANFRA01WALD             Old event tag: s1906SANFRAwald
 
Event
Author Location Date Latitude (°N) Longitude (°E) Depth (km) Flinn-Engdahl region
Wald et al. (1993) San Francisco (Calif.) Apr 18, 1906 37.7800 -122.5100 10.00 Central California, United States
Source parameters
Magnitude
(Mw) 		Seismic moment
(Nm)		 Strike
(°)		 Dip
(°)		 Rake
(°) 		Length
(km)		 Width
(km)		 Htop
(km)		 Hypocenter (km) Avg rise time
(s)		 Avg rupture speed
(km/s)
x z
7.64 3.28E+20 325.00 90.00 180.00 480.00 12.00 0.00 132.00 10.00 4.20 2.70
Inversion data
Data type SGM TELE TRIL LEVEL GPS INSAR SURF OTHER
NoS 0 12 0 0 0 0 0 0
PHImax 0 177 0 0 0 0 0 0
Rmin 0.00 35.60 0.00 0.00 0.00 0.00 0.00 0.00
Inversion-related parameters
Grid Inversion time window
NSEG dx (km) dz (km) SVF NW Length (s) Overlap (s) Fmin (Hz) Fmax (Hz)
3 10.00 km 12.00 km triang 3 1.40 0.00 0.01 0.10
Note: value = 0 indicates non-applicable parameter; value = -99 indicates spatially variable; value = 999 indicates currently unknown although expected.
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