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 You selected the area Guerneville and the topic Map: 1B. Elevation and Hydrography, Guerneville Sub-basin  | 
  
| This is a map of the 1:100,000 scale U.S. Geologic Survey hydrography in the Guerneville sub-basin, displayed with a Digital Elevation Model (DEM) showing the topography of the landscape. The broad valley at the eastern edge of the sub-basin in the Santa Rosa Plain. Most of the upland areas in the the sub-basin are steep terrain, with elevations up to 700 meters. Data were contributed by the U.S. Geological Survey and the California Department of Forestry. | |||
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