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GMEG - Geology and Geophysics

 

On-line Digital Geologic Map Database
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The USGS has produced an on-line digital catalog of geologic maps and GIS databases for the San Francisco Bay region that are available for viewing and downloading in several different file formats.

HELP AVAILABLE: Click here to learn more about the file formats of our data and how you can use them.

The following index map is linked to this database by county, quadrangle, and areas of special interest. Click on any name to view maps of that region. If a name is not clickable, there are no maps currently available.

SFBAY Image Map Loma Prieta Alameda County Contra Costa County San Mateo County Santa Cruz County Santa Clara County Monterey and Seaside Napa  30x60 Quadrangle Palo Alto 30'x60' Quadrangle San Francisco 30'x60' Quadrangle San Jose 30'x60' Quadrangle Cordelia and Benicia 7.5' x 7.5' Quadrangles Maps of the entire Bay Area Point Reyes National Seashore Hayward Fault Zone Landslide Publications Elevation Maps By County Slope Maps by County Sonoma County Napa County Marin County Solano County San Francisco County Oakland Metropolitan Area

To view this geologic map database in a list format, click here.

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Page Last Modified: 13-Dec-2016@16:45