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24 datasets
Regulatory Maps
- Published by: California Department of Conservation
- Last updated: Tuesday, January 13, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The Alquist-Priolo Earthquake Fault Zoning Act (1972) and the Seismic Hazards Mapping Act (1990) direct the State Geologist to delineate regulatory &q...
Earthquake Zones of Required Investigation Maps and Reports
- Published by: California Department of Conservation
- Last updated: Tuesday, January 13, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API
The Alquist-Priolo Earthquake Fault Zoning Act (1972) and the Seismic Hazards Mapping Act (1990) direct the State Geologist to delineate regulatory &q...
Fault Activity Map of California (2010)
- Published by: California Department of Conservation
- Last updated: Tuesday, January 13, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API
"This digital database contains the faults shown on the Fault Activity Map of California by Charles W. Jennings and William A. Bryant published i...
Geologic Map of California (2010)
- Published by: California Department of Conservation
- Last updated: Tuesday, January 13, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API
This edition of the Geologic Map of California was prepared in recognition of the California Geological Survey's 150th Anniversary. It is an all-digit...