2008 National Seismic Hazard Maps-Fault parameters
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Fault Name State
Calaveras;CC California
GEOMETRY
Dip (degrees) 90
Dip direction V
Sense of slip strike slip
Rupture top (km) 4.2
Rupture bottom (km) 7
Rake (degrees) 180
Length (km) 59
MODEL VALUES
Slip Rate 15
Probability of activity 1
  ELLSWORTH HANKS
Minimum magnitude n/a n/a
Maximum magnitude 6.39 6.17
b-value n/a n/a
Fault Model Deformation
Model
Char Rate1 GR-a-value1 Weight
A priori 2.1 8.28e-03 / 8.28e-03 NA / NA 0.50
Moment Balanced 2.1 7.40e-03 / 1.58e-02 NA / NA 0.25
Moment Balanced 2.2 7.40e-03 / 1.58e-02 NA / NA 0.10
Moment Balanced 2.3 7.40e-03 / 1.58e-02 NA / NA 0.15
1 1st Value is based on Ellsworth relation and 2nd value is based on Hanks and Bakun relation
Comments
Calaveras fault reported by Perkins and Sims (1988) and slip rate of Paicines fault reported by Harms and others (1987). Creep rate for fault zone approximately 15 mm/yr. Maximum earthquake assumed to about M6.2 (Oppenheimer and others, 1990). WG99/WG02 source parameters used in 2002.