Puget Sound Tsunami Sources Workshop

Parameter Estimates Matrix

by Brian Sherrod, UW

Potential Earthquake Scenario -- Design Source

Source Type:   Design Source

Parameter Probable Range of Values
(MKS Units)
Confidence in Your Estimate
(On a scale of 0-10)
Probability of Occurrence
(% prob. in N yrs)
Location Seattle fault 5 2 in 2500
Magnitude <= 7.5 2 1 in 8000
Fault Plane Geometry Length:   approx. 80 km

Width:   ?

Depth:   ?

Dip:   25 - 89 deg.

Strike:   approx. E-W

Slip:   ?

2 NA
Surface Rupture ? Not on main fault   2 in 2500
Shaking (g's) Use Frankel's map as a guide?    
Duration (seconds) > 60 sec?    
Other