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Velocity Structure

By Earthquake Hazards Program 2021 (approx.)
Graph with "Velocity (km/s)" on the x-axis and "Depth (km)" on the y-axis. There is a large colorful shape plotted with layers of different colors.
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Detailed Description

A velocity structure is a generalized regional model of the earth's crust that represents crustal structure using layers having different assumed seismic velocities.

Sources/Usage

Image courtesy of Canales, Detrick, Lin Collins, Toomey