ABAG Landslide Hazard Maps and Information
Due to Winter Storms or Earthquakes

 

Rainfall-Induced Landslide HAZARD Maps - To View these Interactive (GIS) maps with "Zoom in" capability make sure you "allow pop-ups" in your browser. (suitable for DSL, cable modem, and other fast connections)

Map: Existing Landslides ("Summary Distribution of Slides and Earth Flows" - This map shows areas where landslides have occurred in the past. - U.S. Geological Survey, Feb. 1998)
Map: Debris Flow Source Areas ("Map of Debris-Flow Source Areas - San Francisco Bay Region Folio Part E" - U.S. Geological Survey, 1997)
Note - Talk with the city or county to obtain additional hazard maps of your area of interest. Most local maps are not digital, so the information could not be included on this web site.
Map: Earthquake-Induced Landslide Hazard - To View this Interactive (GIS) MAP with "Zoom in" capability make sure you "allow pop-ups" in your browser. (suitable for DSL, cable modem, and other fast connections) - Maps courtesy of the California Geological Survey - More Info from California Geological Survey (CGS)

Online Resources for landslide hazards and planning - American Planning Association (APA)
Landslide Folio Documentation and GIS download information - U.S. Geological Survey (USGS)
Potential Landslides from El Nino Storms - U.S. Geological Survey (USGS)

 


ABAG, the Association of Bay Area Governments, is the regional planning and services agency for the nine-county San Francisco Bay Area.

This page was last updated 6/13/05 by jbp.