2008 National Seismic Hazard Maps-Fault parameters
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Fault Name State
San Cayetano California
GEOMETRY
Dip (degrees) 42
Dip direction N
Sense of slip thrust
Rupture top (km) 0
Rupture bottom (km) 16
Rake (degrees) 90
Length (km) 42
MODEL VALUES
Slip Rate 6
Probability of activity 1
  ELLSWORTH HANKS
Minimum magnitude 6.5 6.5
Maximum magnitude 7.20 7.10
b-value 0.8 0.8
Fault Model Deformation
Model
Char Rate1 GR-a-value1 Weight
Stitched 2.1 2.30e-03 / 3.25e-03 2.499 / 2.607 0.50
UnStitched 2.1 2.30e-03 / 3.25e-03 2.499 / 2.607 0.50
Stitched 2.4 2.30e-03 / 3.25e-03 2.499 / 2.607 0.50
UnStitched 2.4 2.30e-03 / 3.25e-03 2.499 / 2.607 0.50
1 1st Value is based on Ellsworth relation and 2nd value is based on Hanks and Bakun relation
Comments
Dip-slip rate estimated by authors is composite of several published rates (Rodkwell, 1983, 1988; Yeats, 1983; Molnar, 1991; Levi and Yeats, 1993; Huftile, 1992; WGCEP, 1995).