Hazards & Preparedness

for Southern California

Putting Down Roots in Earthquake Country
Everything you need to know as a resident of earthquake-prone Southern California.

Earthquake Country Alliance
The Alliance unites leaders in government, disaster response, science, business, media, education and local communities to increase awareness and prepare for earthquakes.

Seismic Hazard Maps (CGS)
Maps showing the likelihood of shaking in California. The hazard analysis incorporates historical seismicity and geologic information within fault zones.

Alquist-Priolo Earthquake Fault Zones (CGS)

California Geological Survey Statewide Geological References