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1. Bulletin 118 - Groundwater Basins and Subbasins, California, 2003

2003. California. Department of Water Resources. The polygon shapefile contains the boundaries of 515 groundwater basins and subbasins as defined by the California Department of Water Resources (B... California. Department of Water Resources.

2. Depth to First Groundwater: Santa Clara County, California, 2003

2003. Santa Clara Valley Water District (Calif.). This polygon shapefile depicts boundaries for Depth to First Groundwater in feet for the County of Santa Clara, California groundwater subbasins. T... Santa Clara Valley Water District (Calif.).

3. Groundwater Elevation Change, California, Spring 2003 to Spring 2013

2003. California. Department of Water Resources. This point shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2003 and sprin... California. Department of Water Resources.

4. Groundwater Elevation Change Color Ramp, California, Spring 2003 to Spring 2013

2003. California. Department of Water Resources. This raster dataset (GeoTIFF) represents groundwater elevation in California using a color ramp. These data represent groundwater changes between s... California. Department of Water Resources.

5. Groundwater Elevation Change Contours, California, Spring 2003 to Spring 2013

2003. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between spring 2003 and spring... California. Department of Water Resources.

6. Principal Aquifers of the 48 Conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands

2003. Geological Survey (U.S.). Water Resources Division. Wisconsin District. This polygon shapefile contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islan... Geological Survey (U.S.).