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2011. Alameda County Registrar of Voters . U.S. Congressional Districts with district boundaries, within the extent of Alameda County; districts have been updated to show 2011 redistricting ...
2011. Alameda County Registrar of Voters . East Bay Municipal Utility District with ward boundaries, within the extent of Alameda County; boundaries have been updated to show 2011-2012 redis...
2008. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, GreenInfo Network (Firm), U.S. Fish and Wildlife Service, and Dr. Robert F. Holland. This polygon shapefile depicts existing vernal pool complexes, not individual vernal pools, in the nine county San Francisco Bay Area Region, Calif... Bay Area Open Space Council.
2007. Alameda County (Calif.), Alameda County (Calif.). Assessor's Office, and Community Development Agency . This dataset represents water districts in Alameda County, California. Geo-spatital files were were mapped and created by the county of Alameda. .
2009. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts a watershed integrity cluster analysis at the CalWater 2.2.1 Planning Watershed (PWS) level performed by mapping fac... Bay Area Open Space Council.
2003. Bay Area Open Space Council, Conservation Lands Network, GreenInfo Network (Firm), San Francisco Bay Area Upland Habitat Goals Project, and San Francisco Estuary Invasive Spartina Project. This polygon shapefile depicts the extent, approximate location and type of wetlands habitats in the nine county San Francisco Bay Area Region, Cal... Bay Area Open Space Council.
2006. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). The polygon shapefile identifies parcels within the nine county San Francisco Bay Area Region, California which are accurate identifications of Wil... Bay Area Open Space Council.
2011. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts the general boundaries of the major wind farms in the nine county San Francisco Bay Area Region, California as of 20... Bay Area Open Space Council.
2010. City of Hayward. Zoning designations with special design district overlays. Hayward (Calif.).