2008 National Seismic Hazard Maps-Fault parameters
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Fault Name State
Great Valley 9 California
GEOMETRY
Dip (degrees) 15
Dip direction W
Sense of slip thrust
Rupture top (km) 7
Rupture bottom (km) 10
Rake (degrees) 90
Length (km) 39
MODEL VALUES
Slip Rate 1.5
Probability of activity 1
  ELLSWORTH HANKS
Minimum magnitude 6.5 6.5
Maximum magnitude 6.80 6.60
b-value 0.8 0.8
Fault Model Deformation
Model
Char Rate1 GR-a-value1 Weight
Stitched 2.1 8.92e-04 / 1.78e-03 2.014 / 2.565 0.50
UnStitched 2.1 8.92e-04 / 1.78e-03 2.014 / 2.565 0.50
Stitched 2.4 8.92e-04 / 1.78e-03 2.014 / 2.565 0.50
UnStitched 2.4 8.92e-04 / 1.78e-03 2.014 / 2.565 0.50
1 1st Value is based on Ellsworth relation and 2nd value is based on Hanks and Bakun relation
Comments
Slip rate and sections from WGNCEP (1996) and Wakabayshi and Smith (1994).