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Monitor the live Air Quality Index (AQI) in Saint Clair County. See real-time pollution metrics including PM2.5, PM10, and health advisories for outdoor activities.

Air Quality in Saint Clair County

US AQI Score

84
Moderate

Health Recommendation

Air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.

GoodModUnhealthyHazardous

Major Pollutants Concentration

PM2.5

Fine Particulate Matter

22.5

µg/m³

Tiny particles that can enter the lungs and bloodstream.

PM10

Coarse Particulate Matter

22.5

µg/m³

Inhalable particles, such as those found near dusty roads or industries.

AQI Guidelines

  • 0-50 (Good): Ideal air quality for outdoor activities.
  • 51-100 (Moderate): Acceptable, but highly sensitive people should limit prolonged outdoor exertion.
  • 101-150 (Unhealthy for Sensitive Groups): Children, older adults, and people with lung disease should reduce exposure.
  • 151-200 (Unhealthy): Everyone may begin to experience health effects.

Air Quality in Saint Clair County - FAQ

The current Air Quality Index (US AQI) in Saint Clair County is 84, which is considered 'Moderate'.