Hazard Information


Earthquake Hazard Maps for the Bay Area

Scenario: Click on image to view larger

Peninsula Segment of the San Andreas Fault System
The US Geological Survey reports that the overall probability of an earthquake of magnitude greater than or equal to 6.7 before the year 2030 involving:

this fault segment is 15%
this fault system is 21%


North Hayward Segment of the Hayward-Rodgers Creek Fault System
The US Geological Survey reports that the overall probability of an earthquake of magnitude greater than or equal to 6.7 before theyear 2030 involving:

this fault segment is 16%
this fault system is 32%


Healdsburg-Rodgers Creek segment of the Hayward-Rodgers Creek Fault System.

The US Geological Survey reports that the overall probability of an earthquake of magnitude greater than or equal to 6.7 before the year 2030 involving:

this fault segment is 20%
this fault system is 32%


City Maps: Oakland, San FranciscoSan Rafael, Santa Rosa
(requires Acrobat reader)

Additional maps and scenarios available at http://quake.abag.ca.gov/

EERI Northern California Chapter | c/o EERI National | 499 14th Street Suite 320 | Oakland, CA 94612-1934 USA | chapterinfo@eerinc.org