California Geological Survey Information Warehouse

The California Geological Survey (CGS) has developed a new online tool that allows you to search all of CGS’s Regulatory Maps, Landslide Maps, and Tsunami Maps.  Also included are related reports and GIS data.

Regulatory Maps include:

  • Alquist-Priolo Fault Zone Maps
  • Alquist-Priolo Fault Zones – GIS data
  • Fault Evaluation Reports
  • Seismic Hazard Zone Maps
  • Seismic Hazard Zone Reports
  • Seismic Hazard Zones – GIS data

Landslide Maps include:

  • Landslide Inventory Maps
  • Landslide maps (digital scans) from CGS Open-File Reports, Special Reports
  • Watershed Mapping Series Maps
  • Landslide Corridor Maps
  • And more soon

Tsunami Maps include:

  • Tsunami Inundation Zone Maps
  • Links to local resources for preparedness activities

CGS will be adding more product to the warehouse.  Visit their site at .

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