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On-line Digital Geologic Map Database
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Geologic Map and Map Database of the Oakland Metropolitan Area, Alameda, Contra Costa, and San Francisco Counties, California (MF 2342)

Quaternary geologic map of the San Francisco 30 X 60 minute quadrangle
(USGS OFR 97-715)

Combined geologic map of the San Francisco South 7.5 minute quadrangle and part of the Hunters Point 7.5 minute quadrangle
(USGS OFR 98-354)

Bedrock geology of the Hayward fault zone
(USGS OFR 95-597)

Geologic Map and Map Database of Parts of Marin, San Francisco, Alameda, Contra Costa, and Sonoma Counties, California (USGS MF 2337)

Map and Map Database of Susceptibility to Slope failure by sliding and earthflow in the Oakland area, California (MF 2385)

Seismic Landslide Hazard for the City of Berkeley, California (MF 2378)

Seismic Landslide Hazard for the Cities of Oakland and Piedmont, California (MF 2379)

For more information, go to San Francisco County, Contra Costa County, and Alameda County.

For information regarding Seismic Hazard Mapping, click here.


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Updated: 18 March 20020

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