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  4. St. Clair County

St. Clair County

Michigan

2026-06-16 11:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
70.7
PM2.5
μg/m³
2.9
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
17℃
67%
10 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • SO2
Places included
Algonac
AQI 11
Berlin Township
AQI 11
Brockway Township
AQI 17
Casco Township
AQI 11
Columbus Township
AQI 11
Emmett Township
AQI 20
Grant Township
AQI 20
Greenwood Township
AQI 20
Ira Township
AQI 11
Kimball Township
AQI 20
Lynn Township
AQI 16
Marine City
AQI 11
Marysville
AQI 20
Mussey Township
AQI 27
Port Huron
AQI 31
Port Huron charter Township
AQI 20
Saint Clair
AQI 20
St. Clair Township
AQI 20
Yale
AQI 21
Data Sources
http://www.airnow.gov/

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Cities Nearby

Emmett
AQI 20
Port Huron charter Township
AQI 20
Memphis
AQI 11
Marysville
AQI 20
Yale
AQI 21
Port Huron
AQI 31
Sarnia
AQI 28
Capac
AQI 27
Richmond
AQI 11
Saint Clair
AQI 20
Melvin
AQI 17