Hawaii: Earthquakes, Structure and Volcanism

Hawaii: Earthquakes, Structure and Volcanism

http://hvo.wr.usgs.gov/kilauea/

Hot Spots of the World

Mantle Plumes

GSA: Plumes and Flood Basalts

Hawaii: What a load…

Lithospheric Flexure

Watts and Zhong, 2000

Hawaii Flexure

Hawaii Plume from Global Seismology

Upper Mantle Tomography

Wolfe et al.

Seismic and MT Tomo

Laske et al.

Shallow Tomo

Chouet, 2003

Magma from Tomography

Chouet, 2003

Magma Plumbing from Microearthquakes

Ryan et al., 1981

Seismicity of Hawaii

Loihi: The Newest Hawaiian Island

Volcanic Earthquakes

USGS: Volcanic earthquakes

“Tornillos”

Swarms Volcanic Tremor

Earthquake Swarms: Kileaua

Okubo and Nakata, 2002

The Hilana Fault Issue

Cannon and Burgmann, 2001

Hilina Fault Geometry

Cannon et al., 2001

Tsunami Potential

Models of Hilina Fault Geometry

Morgan et al, 2000

Offshore structure

Morgan et al, 2000

Offshore Structureseismics

Morgan et al, 2000

Interpretation of Marine Data

Morgan et al, 2000

GPS Measured Motion

Courtesy J. Kauahekaua

GPS Deformation Budget

Cannon et al., 2001

ERZ: Earthquake Tomography

ERZ Seismicity

Wolfe et al, 2003

ERZ Seismicity Relocated

ERZ: Onshore-offshore experiment

ERZ: Controlled Source Tomography

Surface Geology of ERZ

In conclusion....