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2011. County of Sonoma ISD GIS Central. A distinction should be made with respect to this layer which includes GIS parcels and the official Assessor Parcels residing in the Assessor Map b... Santa Rosa (Calif.). County Of Sonoma Gis Central.
2011. United States. Environmental Protection Agency. Region IX. This polygon shapefile shows designated areas for particulate matter < 10 microns according to the 24-Hour National Ambient Air Quality Standard... California. Air Resources Board.
2011. United States. Environmental Protection Agency. This polygon shapefile identifies areas in the U.S. where air pollution levels have not met the 2006 National Ambient Air Quality Standards (NAAQS)... California. Air Resources Board.
2009, 2010, 2011, 2012, and 2013. Applied Science Associates. Pilot boarding areas are locations at sea where pilots familiar with local waters board incoming vessels to navigate their passage to a destination... Northeast Ocean Data.
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 a mask of the nine county San Francisco Bay Area Region, California, onto which other thematic data can be layered. ... 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 pond areas data compiled from the National Wetlands Inventory (NWI) and the National Hydrography Dataset (NHD). The ... Bay Area Open Space Council.
2011. Mono County (Calif.) -- Information Technology. This polygon dataset shows the boundaries for all public utility districts within Mono County, California in 2011. More about Mono County Special D...
2011. San Mateo County. San Mateo County, California boundary. San Mateo County (Calif.). County Of San Mateo.
2011. Alameda County Registrar of Voters . Sanitation Districts with the extent of Alameda County; boundaries have been updated to show 2011-2012 redistriciting changes.
2011. Mono County (Calif.) -- Information Technology. This polygon dataset shows the boundaries for all school districts within Mono County, California for 2011.