Table 2 Physical and computational model input parameters.

SCEC, Southern California Earthquake Center.

ParameterValue
P-wave velocityFrom SCEC CVM-S
S-wave velocityFrom SCEC CVM-S
DensityFrom SCEC CVM-S
Static coefficient of friction0.6
Dynamic coefficient of friction0.2
Slip-weakening distance0.4 m
Vertical principal compressive stress30 MPa
North-south principal compressive stress36 MPa
East-west principal compressive stress12 MPa
SAF regional stress orientationN5E (N of Cajon Pass);
N15W (S of Cajon Pass)
SJF regional stress orientationN12E
Element size~200 m (near field);
~400 m (far field)
Forced nucleation radius3 km