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  4. St. Charles County

St. Charles County

Missouri

2026-10-12 02:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
98.6
PM10
μg/m³
34
PM2.5
μg/m³
11.2
NO2
μg/m³
12.3
Weather
  • ℃
  • ℉
23℃
66%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
Places included
Boone Township
AQI 120
Cottleville Township
AQI 121
Dardenne Township
AQI 122
Harvester Township
AQI 17
Lake St. Louis Township
AQI 124
Lindenwood Township
AQI 34
Rivers Township
AQI 99
Spencer Creek Township
AQI 121
St. Peters Township
AQI 121
Wentzville Township
AQI 135
Zumbehl Township
AQI 17
Data Sources
http://www.airnow.gov/

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Cities Nearby

New Melle
AQI 120
Lake Saint Louis
AQI 124
Wentzville
AQI 135
Weldon Spring
AQI 117
Josephville
AQI 85
Weldon Spring Heights
AQI 117
Flint Hill
AQI 135
O'Fallon
AQI 122
Foristell
AQI 137
Cottleville
AQI 122
Saint Paul
AQI 85