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1. Annual Particulate Matter (Annual PM-2.5) Non-Attainment Designations in Region 9, 2011

2011. United States. Environmental Protection Agency, Region IX. This polygon shapefile contains designated areas for particulate matter < 2.5 microns, according to the annual National Ambient Air Quality Stan... United States. Environmental Protection Agency, Region IX.

2. California Air Basins, 2004

2004. California. Air Resources Board. Planning and Technical Support Division and Stephen P. Teale Data Center (Calif.). . The California Air Basins layer is a polygon shapefile coverage representing the 15 California air basins, as defined in state statute and regulati... California. Air Resources Board.

3. California Air Districts, 2004

2004. California Air Resources Board. Planning and Technical Support Division and Stephen P. Teale Data Center (Calif.). . The California Air Districts layer is a polygon shapefile coverage representing the California air pollution control and air quality management dis... California. Air Resources Board.

4. California Coastal Marshes, 2000

2000. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile was derived from the National Oceanic and Atmospheric Administration Coastal Change Analysis Program's Southern Coastal Cali... California. Department of Fish and Game. Marine Resources Region.

5. California Coastal National Monument Boundaries, 2009

2009. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile depicts boundaries for the 2,272 acre Califorina Coastal National Monument.This coverage contains boundaries for the Califor... California. Department of Fish and Game. Marine Resources Region.

6. California Cowcod Conservation Areas, 2003

2003. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile depicts the Cowcod management boundaries based on California Code Title 14, section 150.06. This Conservation Area is part o...

7. Carbon Monoxide: California State Area Designations, 2008-2011

2008. 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.

8. Carbon Monoxide (CO): Federal Non-Attainment Area Designations: U.S. Region 9, 2011

2011. United States. Environmental Protection Agency. Region IX. This polygon shapefile represents nonattainment areas for carbon monoxide (CO) in EPA Region 9, including California, Nevada and Arizona, for 2011.... United States. Environmental Protection Agency. Region IX.

9. Districts: California Department of Fish and Wildlife, 2008

2008. California. Biogeographic Data Branch. This polygon shapefile depicts boundaries of the California Department of Fish and Wildlife Districts. Various data sources were used to represent ... California. Department of Fish and Game. Marine Resources Region.

10. Federal Marine Protected Areas, California, 2004

2004. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile includes all of California's marine protected areas that do not have associated Department of Fish and Game fishing regulati... California. Department of Fish and Game. Marine Resources Region.