Search Results
2012. Wyoming Geographic Information Sciences Center. This polygon shapefile contains the 4th level, 8-digit hydrologic unit code (HUC) sub-basin boundaries for California. A hydrologic unit is a drain... Wyoming Geographic Information Sciences Center.
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.
2017. Jasper Ridge Biological Preserve (Agency). This polygon shapefile represents areas of surface water in the Jasper Ridge Biological Preserve (JRBP), including Searsville Lake. The JRBP is loc... Jasper Ridge Biological Preserve (Agency).
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.
2017. Sierra Nevada Conservancy. This polygon shapefile contains the boundary of the Watershed Improvement Program's Tehachapi Watershed. Sierra Nevada Conservancy.
1796. Stanford University. Center for Spatial and Textual Analysis and Carey, Mathew, 1760-1839. This layer is a georeferenced raster image of a map of the United States originally created by Matthew Carey and engraved by William Barker. The or... Stanford Digital Repository.
2008. United States. National Oceanic and Atmospheric Administration, United States. Department of Commerce, United States. National Ocean Service, and Coastal Services Center (U.S.). This polygon shapefile contains time series data for the coastal regions of the Northeastern United States in 2008. This data product was created b... Coastal Services Center (U.S.).
2015. Santa Clara Valley Water District (Calif.). This polyline shapefile depicts centerlines, or breaklines, for 1 foot (Valley Area) and 5 foot (Mountain Areas) Top of Bank Contours in the County... Santa Clara Valley Water District (Calif.).
1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, and 2000. California Geological Survey, California. Department of Conservation, Marshall, Gerald, and Mendes, Eric. This line shapefile depicts contains topographic contours of the Elk River watershed in Humboldt County, California. These countours were derived f... California Geological Survey.
2000. California Geological Survey. This line file provides topography only for the Albion River watershed predominantly located on the coastal side of the Mendocino Range, the wester... California Geological Survey.