Track the latest quakes and aftershocks in California with this interactive map. Data is provided by the U.S. Geological Survey ... in the Carrizo Plain in Central California.

Davis — who may well be the current dean of California geology — the area is his geological back yard. As part of the intensive, years-long lobbying and planning effort that led to the new park’s ...

Developed by the California Geological Survey, these regulatory Alquist-Priolo Earthquake Fault Zone maps detail where local governments must require site-specific geologic and engineering studies ...

The California Geological Survey announced Thursday a new, interactive tsunami hazard map is online for Orange County that officials say can be helpful in planning evacuations should one of the ...