Contact EPA Pacific Southwest Air Program
Pacific Southwest, Region 9
Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations
Air Quality Analysis
Sulfur Dioxide (SO2) Attainment Designations in Region 9
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![Map of Region 9 Sulfur Dixoide Attainment designations](images/air1300047_1reg9-2010-1hr-so2desigs.gif)
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- View the PDF version of this map (PDF) (1 pg, 1.0M)
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E-mail Fletcher Clover (clover.fletcher@epa.gov) with questions.