The area with the highest AQ Index (as of 6:00 MST) in is in the Salt River Pima-Maricopa Indian Community area. Particle Pollution (PM10) is measuring at 77 (Moderate). This means air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.
Over the next few days, the highest primary air pollutant will be Particle Pollution (PM2.5) in the Phoenix area. It is forecasted to be 64 (Moderate), meaning air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.
Below is a clickable map of Maricopa County, Arizona. The markers on the map identify large, populated cities. If you hover over a marker, it will display the city name and the current AQ index. The color of the city markers also references the current AQ risk level.
| Range | 0 - 50 | 51 - 100 | 101 - 150 | 151 - 200 | 201 - 300 | 301 - 500 |
| Color | ||||||
| Category | Good | Moderate | Unhealthy for Sensitive Groups | Unhealthy | Very Unhealthy | Hazardous |
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Below is a list of cities in Maricopa County where we track and forecast the AQ index. Click on a city name to get the current AQ index as well as any available forcasts.