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2013. Wyoming Geographic Information Sciences Center. This polygon shapefile contains the 6th level, 12-digit hydrologic unit code (HUC) sub-watershed boundaries of California. This layer consists of g... Wyoming Geographic Information Sciences Center.
2013. Pribyl, Cindy and California. Department of Transportation. This point shapefile contains traffic volume (also known as traffic counts) on California's state highway network created from 2013 Average Annual ... California. Department of Transportation.
2013. Alexander, Binoy and California. Department of Transportation. This point shapefile contains annual average daily truck traffic volume (also known as traffic counts) on California's state highway network for 20... California. Department of Transportation.
2012 and 2013. Wyoming Geographic Information Sciences Center. This polygon shapefile contains the 5th level, 10 digit hydrologic unit code (HUC) watershed boundaries in California. This layer consists of geore... Wyoming Geographic Information Sciences Center.