Air Quality Alert: Detroit, MI Reaches Unhealthy Levels with AQI of 187

Current Air Quality

As of February 11, 2026, the air quality in the Detroit, MI reporting area has reached the Unhealthy category. The primary pollutant of concern is fine particulate matter (PM2.5), which has reached an Air Quality Index (AQI) reading of 187.

Other pollutants measured in the area remain at lower levels:

• Ozone (O3): 27 (Good)
• Coarse particulate matter (PM10): 12 (Good)

What This Means

An AQI level of 187 is classified as “Unhealthy” by the EPA. At this level, the air quality is considered unhealthy for the general public. Everyone may begin to experience health effects, and members of sensitive groups may experience more serious health effects.

Who Should Take Precautions

While the general population may feel the effects of this air quality level, the following groups are at a higher risk and should take specific precautions:

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

What You Should Do

To minimize health risks associated with current PM2.5 levels, the following actions are recommended:

• Everyone: Reduce prolonged or heavy exertion. Take more breaks and do less intense activities.
• Sensitive groups: Avoid prolonged or heavy exertion. Consider moving activities indoors or rescheduling them to a time when air quality has improved.

Source

Data provided by EPA AirNow.