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2004. California Geological Survey. This line file graphically depicts active and dormant landslide features (see linetype attribute for active and dormant symbols), such as earthflow... California Geological Survey.
1999. California Geological Survey and California. Division of Mines and Geology. This line shapefile depicts the topography of the Freshwater Creek watershed study area, located in Humboldt County CaliforniaThese data were deriv... California Geological Survey and California. Dept. of Conservation.