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Contact EPA Pacific Southwest Air Program

Pacific Southwest, Region 9

Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations

Air Quality Analysis

Arizona California Hawaii Nevada

Today's Air Quality from AIRNow

Map of EPA Region 9

To find information about air quality in your area, begin by selecting a state below or in the map.

All links go to AirNow site: Use the State search-box at AIRNow to find local information.

AIRNow logo

The links contain the current and forecasted Air Quality Index (AQI) as well other air quality maps and information.

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