Phoenix, AZ Air Quality Alert: PM10 Levels Reach Unhealthy for Sensitive Groups Category

Current Air Quality

On February 12, 2026, the reporting area of Phoenix, AZ recorded air quality levels that have reached the “Unhealthy for Sensitive Groups” category. The primary pollutant of concern is PM10, which reached an Air Quality Index (AQI) of 141. Other measured pollutants include PM2.5, which recorded an AQI of 104 (Unhealthy for Sensitive Groups), and Ozone (O3), which remained at a “Good” level with an AQI of 38.

What This Means

An AQI value between 101 and 150 is classified by the EPA as “Unhealthy for Sensitive Groups.” At this level, members of sensitive groups may experience health effects, though the general public is less likely to be affected.

Who Should Take Precautions

Groups at increased risk from this level of particle pollution include:

• People with heart or lung disease
• Older adults
• Children and teenagers

What You Should Do

Members of sensitive groups should take the following precautions:

• Reduce prolonged or heavy exertion outdoors.
• Take more breaks and engage in less intense activities.
• Watch for symptoms such as coughing or shortness of breath.
• Schedule outdoor activities for times when air quality is better or move activities indoors.

Source

Data provided by EPA AirNow.