Welcome to the California Geological Survey

California Geological Survey. Free.

About

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The California Geological Survey (CGS) is dedicated to providing scientific products and services related to the state’s geology, seismology, and mineral resources that affect the health, safety, and business interests of the people of California. The CGS website serves as a clearinghouse for geologic, seismic, and mineral-related materials, including publications, maps, earthquake data, Kids’ Geozone, and more.

Awards Won

Title Year
image for GODORT awards Notable Government Documents

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To recognize excellence in government publications, identify documents of distinction, and commend
individual works of superlative nature.

2010 - Selection(s)