today: the mogi sourcegeodesy.unr.edu/billhammond/courses/geophysicalgeodesy/...2013/11/21 · yr...
TRANSCRIPT
Today: The Mogi Source
• The Mogi model (spherical) via Segall
• The Yang model (ellipsoidal) via Feng and Newmann
• Example from proposed work on EGS at Newberry
• Tinker time for projects and Problem Set 5
Thursday, December 5, 13
The “Mogi” model
From Segall “Earthquake and Volcano Deformation” Chapter 7
simple even simpler
Thursday, December 5, 13
From Segall “Earthquake and Volcano Deformation” Chapter 7Thursday, December 5, 13
Ellipsoidal Source
Thursday, December 5, 13
Thursday, December 5, 13
Thursday, December 5, 13
EGS Demonstration Project: Newberry, OR
Thursday, December 5, 13
•Magmatic heat source from Newberry Caldera
Thursday, December 5, 13
0 1 2 3 4 5 6 7 8 9 10−3
−2.5
−2
−1.5
−1
−0.5
0
0.5
Horizontal Distance from Source (km)
Dis
plac
emen
t (m
m)
Expected Surface DisplacementRed=Horizontal, Blue=Vertical
Dashed=depth of Mogi point sourceDepth=8047 feet
Volume=20000000 gallons
Thursday, December 5, 13
0 1 2 3 4 5 6 7 8 9 100
2
4
6
8
10
12
14
16
Distance (km)
Dis
plac
emen
t (m
m)
Expected Surface DisplacementRed=Horizontal, Blue=Vertical
Dashed=depth of Mogi point sourceDepth=8047 feet
Volume=20000000 gallons
Thursday, December 5, 13