USGS Earthquake Hazards Program-Northern California

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	Earthquake Probabilities for the San Francisco Bay Area USGS and other scientists conclude that there is a 62% probability of at least one magnitude 6.7 or greater quake, capable of causing widespread damage, striking the San Francisco Bay region before 2032.

	Real Time Earthquake Maps California-Nevada (with fault names) USA World

	Real-time Shaking Maps For California earthquakes of Magnitude 3.5 and larger

	1906 Earthquake Centennial Alliance The centennial of the 1906 San Francisco earthquake will mark a century of progress in understanding earthquake hazards and reducing risks. The Alliance plans to highlight scientific achievements and commemorate the cultural and social response to this historic event. Learn more about The Great 1906 San Francisco earthquake.

	Frequently Asked Questions Have a question? We probably have the answer.

Earthquake news and highlights:

Magnitude 6.9 NEAR THE COAST OF NICARAGUA October 09, 2004

Magnitude 6.8 SOLOMON ISLANDS October 08, 2004

Magnitude 6.5 MINDORO, PHILIPPINES October 08, 2004

CISN Special Parkfield, CA Earthquake Report

Magnitude 6.0 CENTRAL CALIFORNIA September 28, 2004

10/02/04 - Mount St. Helens Volcanic Advisory - Alert Level 3

09/22/04 - Earth Science Week Oct. 10-16: Living on a Restless Earth

09/18/04 - The Adobe Hills, CA Earthquake Swarm

Latest Quake Info
Real-time maps of recent earthquake activity in California, the nation and the world; real-time seismograms; regional earthquake activity reports; recent significant earthquakes.

General Quake Info
Earthquake basics and educational material; geological and historical information; links to professional and amateur organizations; online access to earthquake data.

Hazards & Preparedness
How to prepare your home, business and family for earthquake hazards; earthquake probabilities; shaking hazard maps; liquefaction hazard and earthquake engineering.

Earthquake Research
Current research activities and results in seismology, crustal structure and deformation, geology and borehole physics.

Special Features
Earthquakes in the news, special events and research developments of particular or topical interest.

Additional Resources
Links to other earthquake websites; "Ask-a-Geologist;" publication lists and bibliographies; ordering USGS products.

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