AZ · 15 reporting areas

Arizona air quality today

AirNow lists 15 reporting areas in Arizona; 15 have a current hourly AQI. The highest current reading is AQI 63 (Moderate, PM10). Preliminary EPA AirNow data; latest reading Oct 28, 2026, 3:00 AM EDT.

All Arizona areas

Arizona reporting areas, highest current AQI first
AreaAQI nowMain pollutantAs of (local)Today's forecast
West Pinal63ModeratePM1012:00 AM MST47Good
Phoenix60ModeratePM2.512:00 AM MST52Moderate
Rillito56ModeratePM1012:00 AM MST37Good
Grand Canyon National Park54ModerateOzone12:00 AM MST—
Yuma52ModeratePM1012:00 AM MST38Good
Nogales51ModeratePM2.512:00 AM MST53Moderate
Gila River Indian Community46GoodPM1012:00 AM MST—
McDowell41GoodPM1012:00 AM MST—
Tucson40GoodPM2.512:00 AM MST44Good
Douglas37GoodPM1012:00 AM MST21Good
Prescott36GoodOzone12:00 AM MST44Good
Salt River Pima-Maricopa Indian Community36GoodOzone12:00 AM MST—
Flagstaff35GoodOzone12:00 AM MST43Good
Hayden31GoodPM1012:00 AM MST31Good
Miami18GoodPM1012:00 AM MST21Good

Source: U.S. EPA AirNow reporting area file, published Oct 28, 2026, 3:15 AM EDT. Areas without a number report a category only or have no current reading.

Reading this table

Each area's AQI is the highest of the pollutants its agency reports, usually ozone or fine particles (PM2.5). A reading of 101 or more is Unhealthy for Sensitive Groups. Open an area to see its forecast, nearby monitor readings and health guidance, or see the AQI scale.

Other states

Preliminary data. AirNow readings and forecasts come from federal, state, local and tribal air quality agencies. They are not fully verified, may change, and must not be used for regulatory or official decisions; official data are in EPA's Air Quality System. For the latest official readings and advisories, check AirNow.gov and your state or local air agency.

This page is general information, not medical advice. If you have symptoms or a health condition, follow your doctor's guidance.