today: the mogi sourcegeodesy.unr.edu/billhammond/courses/geophysicalgeodesy/...2013/11/21 · yr...
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![Page 1: Today: The Mogi Sourcegeodesy.unr.edu/billhammond/Courses/GeophysicalGeodesy/...2013/11/21 · yr (p2 + d2)3/2 Figure 7.4. Geometry Ota spherical magma chamber. The chamber has radius](https://reader034.vdocument.in/reader034/viewer/2022043017/5f395bb19f88fa63794a274c/html5/thumbnails/1.jpg)
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
![Page 2: Today: The Mogi Sourcegeodesy.unr.edu/billhammond/Courses/GeophysicalGeodesy/...2013/11/21 · yr (p2 + d2)3/2 Figure 7.4. Geometry Ota spherical magma chamber. The chamber has radius](https://reader034.vdocument.in/reader034/viewer/2022043017/5f395bb19f88fa63794a274c/html5/thumbnails/2.jpg)
The “Mogi” model
From Segall “Earthquake and Volcano Deformation” Chapter 7
simple even simpler
Thursday, December 5, 13
![Page 3: Today: The Mogi Sourcegeodesy.unr.edu/billhammond/Courses/GeophysicalGeodesy/...2013/11/21 · yr (p2 + d2)3/2 Figure 7.4. Geometry Ota spherical magma chamber. The chamber has radius](https://reader034.vdocument.in/reader034/viewer/2022043017/5f395bb19f88fa63794a274c/html5/thumbnails/3.jpg)
From Segall “Earthquake and Volcano Deformation” Chapter 7Thursday, December 5, 13
![Page 4: Today: The Mogi Sourcegeodesy.unr.edu/billhammond/Courses/GeophysicalGeodesy/...2013/11/21 · yr (p2 + d2)3/2 Figure 7.4. Geometry Ota spherical magma chamber. The chamber has radius](https://reader034.vdocument.in/reader034/viewer/2022043017/5f395bb19f88fa63794a274c/html5/thumbnails/4.jpg)
Ellipsoidal Source
Thursday, December 5, 13
![Page 5: Today: The Mogi Sourcegeodesy.unr.edu/billhammond/Courses/GeophysicalGeodesy/...2013/11/21 · yr (p2 + d2)3/2 Figure 7.4. Geometry Ota spherical magma chamber. The chamber has radius](https://reader034.vdocument.in/reader034/viewer/2022043017/5f395bb19f88fa63794a274c/html5/thumbnails/5.jpg)
Thursday, December 5, 13
![Page 6: Today: The Mogi Sourcegeodesy.unr.edu/billhammond/Courses/GeophysicalGeodesy/...2013/11/21 · yr (p2 + d2)3/2 Figure 7.4. Geometry Ota spherical magma chamber. The chamber has radius](https://reader034.vdocument.in/reader034/viewer/2022043017/5f395bb19f88fa63794a274c/html5/thumbnails/6.jpg)
Thursday, December 5, 13
![Page 7: Today: The Mogi Sourcegeodesy.unr.edu/billhammond/Courses/GeophysicalGeodesy/...2013/11/21 · yr (p2 + d2)3/2 Figure 7.4. Geometry Ota spherical magma chamber. The chamber has radius](https://reader034.vdocument.in/reader034/viewer/2022043017/5f395bb19f88fa63794a274c/html5/thumbnails/7.jpg)
EGS Demonstration Project: Newberry, OR
Thursday, December 5, 13
![Page 8: Today: The Mogi Sourcegeodesy.unr.edu/billhammond/Courses/GeophysicalGeodesy/...2013/11/21 · yr (p2 + d2)3/2 Figure 7.4. Geometry Ota spherical magma chamber. The chamber has radius](https://reader034.vdocument.in/reader034/viewer/2022043017/5f395bb19f88fa63794a274c/html5/thumbnails/8.jpg)
•Magmatic heat source from Newberry Caldera
Thursday, December 5, 13
![Page 9: Today: The Mogi Sourcegeodesy.unr.edu/billhammond/Courses/GeophysicalGeodesy/...2013/11/21 · yr (p2 + d2)3/2 Figure 7.4. Geometry Ota spherical magma chamber. The chamber has radius](https://reader034.vdocument.in/reader034/viewer/2022043017/5f395bb19f88fa63794a274c/html5/thumbnails/9.jpg)
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
![Page 10: Today: The Mogi Sourcegeodesy.unr.edu/billhammond/Courses/GeophysicalGeodesy/...2013/11/21 · yr (p2 + d2)3/2 Figure 7.4. Geometry Ota spherical magma chamber. The chamber has radius](https://reader034.vdocument.in/reader034/viewer/2022043017/5f395bb19f88fa63794a274c/html5/thumbnails/10.jpg)
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