The Great 1906 San Francisco Earthquake
Information about the M 7.8 earthquake that occurred on the San Andreas fault.

Quaternary Faults and Fold Database of the United States
Information on faults and associated folds in the United States that are believed to be sources of M>6 earthquakes during the Quaternary (the past 1,600,000 years).

Recorded seismicity in California and Nevada
A map of magnitude 2.5 and larger earthquakes from Jan. 1, 1969 - Sept. 10, 2000.

Earthquake History: California, Nevada, Baja California
A list of all significant earthquakes in California, Nevada, Baja California since 1769.

Recent and Significant Past Earthquakes
List of webpages containing reports, damage photos, and geologic photos of recent earthquakes from around the globe.

Field Trip to the Hayward Fault Zone
A guide to visiting an active plate margin in the Bay Area's backyard.

Eyewitness to Disaster: California Earthquakes
A collection of facts, memoirs and great historical images about California earthquakes. Courtesy of The California Reader.

United States Seismicity
A separate page devoted to each state details earthquake history including the largest earthquake, interesting facts and maps of recorded earthquakes from 1977-1996.