The area with the highest AQ Index (as of 23:00 MST) in is in the Salt River Pima-Maricopa Indian Community area. Particle Pollution (PM10) is measuring at 112 (Unhealthy for Sensitive Groups). This means members of sensitive groups may experience health effects. The general public is less likely to be affected.
Over the next few days, the highest primary air pollutant will be Ozone (OZONE) in the Phoenix area. It is forecasted to be 93 (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 |
Last Updated 6 minutes ago
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.