2004. Stephen P. Teale Data Center (Calif.). and California Air Resources Board. Planning and Technical Support Division. This polygon shapefile California represents the California county boundaries at moderate spatial resolution, aligned to match well with the ARB Ca... California. Air Resources Board.
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2019. Fire and Resource Assessment Program (Calif.). This dataset is intended to provide a statewide depiction of land ownership in California. It includes lands owned by each federal agency, state ag... Fire and Resource Assessment Program (Calif.).
1970. Fire and Resource Assessment Program (Calif.). This polygon shapefile contains data from the California Tree Seed Zone Map published by CAL FIRE. This map is an inventory system that classifies ... Fire and Resource Assessment Program (Calif.).
2008, 2009, 2010, and 2011. California. Air Resources Board. Planning and Technical Support Division and United States. Environmental Protection Agency. This polygon shapefile contains area designations of carbon monoxide (CO) levels in California as required under Health and Safety Code section 396... California. Air Resources Board.
2010. O'Neill, Michael and California. Office of Statewide Health Planning and Development. This polygon shapefile represents zip code tabulation areas (ZCTAs) for the state of California. These data were gathered from the 2010 Census demo... California. Office of Statewide Health Planning and Development.
Bay Area Open Space Council, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts the nine counties of California. This data was derived from the United States Census Bureau Topologically Integrated... Bay Area Open Space Council.
2003. California Office of Statewide Health Planning and Development. This polygon shapefile displays federal Nitrogen Oxide (NO2), Sulfur Dioxide (SO2), and Carbon Monoxide (CO) area designations contained in 40CFR81... California. Air Resources Board.
2003. California Air Resources Board. Planning and Technical Support Division and Stephen P. Teale Data Center (Calif.). This polygon shapefile displays particulate matter < 10 microns (PM 10) area designations pursuant to 40CFR81.305, the federal national ambient ... California. Air Resources Board.
2008, 2009, 2010, and 2011. Stephen P. Teale Data Center (Calif.). and California. Air Resources Board. Planning and Technical Support Division. This polygon shapefile contains area designations of hydrogen sulfide levels in California as required under Health and Safety Code section 39608. ... California. Air Resources Board.
United States, Office of Experiment Stations. and California, Conservation Commission. U.S. Dept. of Agriculture, Office of Experiment Stations, Irrigation Investigations Shows agricultural areas, irrigated areas, irrigation canals an... Conservation Commission of California.