Contact EPA Pacific Southwest Air Program
Pacific Southwest, Region 9
Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations
Air Quality Analysis
Ozone (O3) Attainment Designations in Region 9 (1-hour Standard)
- View a larger version of this map
- View a high-resolution PDF of this map (PDF) (1 pg, map, 518K, About PDF)
- View the Ozone Designation Map for the 8-hour standard
- Back to Air Quality Maps page
E-mail Fletcher Clover (clover.fletcher@epa.gov) with questions.
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