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Author
California Air Resources Board. Planning and Technical Support Division
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Subject
Atmospheric ozone
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Data type
Polygon
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Year
2003
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1. One-Hour Ozone Areas: Federal Designations, California, 2003
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.