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2003. California Air Resources Board. Planning and Technical Support Division and Stephen P. Teale Data Center (Calif.). This polygon shapefile contains federal one-hour ozone area designations and their classifications as per 40CFR81.305, part of the National Ambient... California. Air Resources Board.
2003. This polygon shapefile displays the extent of power plant outfall pipelines and diffusers in Southern California coastal waters derived from a vari... California. Department of Fish and Game. Marine Resources Region.
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.
2013. United States. Environmental Protection Agency. Region IX. This polygon shapefile contains nonattainment areas for particulate matter < 10 microns. Nonattainment areas are geographic areas which have not... United States. Environmental Protection Agency. Region IX.
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.
2008. California. Department of Fish and Game. Marine Resources Region. This point shapefile depicts centroid locations of power plant entrainment in the Southern California Bight. Included in the attributes is the coun... California. Department of Fish and Game. Marine Resources Region.
2008. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile depicts the estimated extent of power plant entrainment in the Southern California Bight. Included in the attributes is scal...
2002, 2003, 2004, 2005, and 2006. California. Department of Fish and Game. Marine Resources Region. This point shapefile identifies centroid reference point locations of designated recreational fishing areas for California Recreational Fishery Sur... California. Department of Fish and Game. Marine Resources Region.
2010. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts rural lands in the nine county San Francisco Bay Area Region, California. This data was derived from the California ... Bay Area Open Space Council.
2008. California. Department of Fish and Game. Marine Resources Region. This point shapefile depicts locations of sediment contamination sample sites in Southern California. The MULTICONDI attribute indicates the estima... California. Department of Fish and Game. Marine Resources Region.