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2011. World Data Center for Paleoclimatology and NOAA Paleoclimatology Program (U.S.). This line shapefile represents Early Wisconsinan glacier limits. This report is an update of the Alaska PalaeoGlacier Atlas. It includes informatio... World Data Center for Paleoclimatology.
2011. Department of Conservation & Development, Contra Costa County. This dataset represents the easement access points within Contra Costa, California. Latest data revision occurred in 2011; Data was mapped and prov...
2011. San Mateo County. 5 foot topographic contours in San Mateo County, California. San Mateo County (Calif.). County Of San Mateo.
2011. Trails data were created for the Marin Countywide Plan update. Data was compiled from various sources including: Digitized from Marin County's ex... San Rafael (Calif.). County Of Marin.
2011. California. Department of Water Resources. This line shapefile represents the depth to groundwater below the ground surface in California during the spring of 2011. This layer is a smoothed ... California. Department of Water Resources.
2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, and 2014. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2004 and fall 201... California. Department of Water Resources.
2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, and 2015. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2005 and fall 201... California. Department of Water Resources.
2009, 2010, 2011, 2012, 2013, and 2014. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2009 and fall 201... California. Department of Water Resources.
2010, 2011, 2012, 2013, 2014, and 2015. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2010 and fall 201... California. Department of Water Resources.
2011, 2012, 2013, and 2014. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2011 and fall 201... California. Department of Water Resources.