2008 National Seismic Hazard Maps-Fault parameters
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Fault Name State
Hayward-Rodgers Creek;HS California
GEOMETRY
Dip (degrees) 90
Dip direction V
Sense of slip strike slip
Rupture top (km) 2.4
Rupture bottom (km) 9
Rake (degrees) 180
Length (km) 52
MODEL VALUES
Slip Rate 9
Probability of activity 1
  ELLSWORTH HANKS
Minimum magnitude 6.5 6.5
Maximum magnitude 6.78 6.56
b-value 0.8 0.8
Fault Model Deformation
Model
Char Rate1 GR-a-value1 Weight
A priori 2.1 4.03e-03 / 4.03e-03 NA / NA 0.50
Moment Balanced 2.1 3.12e-03 / 4.89e-03 NA / NA 0.25
Moment Balanced 2.2 3.12e-03 / 4.89e-03 NA / NA 0.10
Moment Balanced 2.3 3.12e-03 / 4.89e-03 NA / NA 0.15
1 1st Value is based on Ellsworth relation and 2nd value is based on Hanks and Bakun relation
Comments
Slip rate is composite of slip rate reported by Schwartz, et al. (1992) and slip rate from Hayward fault (Lienkaemper and Borchardt, 1996) WG99/WG02 source parameters used in 2002.