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  3. Missouri
  4. St. Louis County

St. Louis County

Missouri

2025-12-11 10:00
CAQI (Europe)
Very Low
Pollutants|Pollens
PM2.5
μg/m³
6.4
PM10
μg/m³
10
NO2
μg/m³
8
SO2
μg/m³
0.9
Weather
  • ℃
  • ℉
-2℃
81%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • PM2.5
  • PM10
  • NO2
  • SO2
Places included
Airport Township
AQI 15
Bonhomme Township
AQI 12
Chesterfield Township
AQI 12
Clayton Township
AQI 13
Concord Township
AQI 8
Creve Coeur Township
AQI 15
Ferguson Township
AQI 15
Gravois Township
AQI 8
Hadley Township
AQI 15
Jefferson Township
AQI 13
Lemay Township
AQI 7
Lewis and Clark Township
AQI 15
Maryland Heights Township
AQI 15
Meramec Township
AQI 13
Midland Township
AQI 15
Missouri River Township
AQI 11
Normandy Township
AQI 15
Northwest Township
AQI 15
Norwood Township
AQI 13
Oakville Township
AQI 13
Queeny Township
AQI 12
Spanish Lake Township
AQI 13
St. Ferdinand Township
AQI 13
Tesson Ferry Township
AQI 13
University Township
AQI 15
Wildhorse Township
AQI 11
Data Sources
http://www.airnow.gov/

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