Provenance
File created by Laurel Goodell, Princeton Univeristy

San Andreas fault layer:
Line segments used with permission from Thomas Christian Chust, Department of Earth and Environmental Sciences, Ludwig-Maximilians-Universität München, Germany

M 5.0+, 1973-2012 earthquake epicenter layer
Compiled using the USGS/NEIC PDE Catalog accessed December 2013
earthquake.usgs.gov/earthquakes/eqarchives/epic/kml/

“other faults” layer:
Source: USGS
http://earthquake.usgs.gov/hazards/qfaults/google.php
accessed December 2013

California population density layer
Source: http://commons.wikimedia.org/wiki/File:California_population_map.png

Reuse
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