2008 National Seismic Hazard Maps-Fault parameters
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Fault Name State
Oak Ridge (Onshore) California
GEOMETRY
Dip (degrees) 65
Dip direction S
Sense of slip reverse
Rupture top (km) 1
Rupture bottom (km) 19
Rake (degrees) 90
Length (km) 49
MODEL VALUES
Slip Rate 4
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 1.53e-03 / 2.16e-03 2.322 / 2.430 0.50
UnStitched 2.1 1.53e-03 / 2.16e-03 2.322 / 2.430 0.50
UnStitched 2.4 1.53e-03 / 2.16e-03 2.322 / 2.430 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 (Yeats, 1988; Levi and Yeats, 1993; Huftile, 1992; Yeatsand others, 1994; WGCEP, 1995).