1. North America
  2. United States
  3. Illinois
  4. St. Clair County
  6. O'Fallon

O'Fallon

O'Fallon Township, St. Clair County

2026-10-01 19:00
AQI (India)
Good
Pollutants
PM10
μg/m³
44
PM2.5
μg/m³
8
Weather
  • ℃
  • ℉
32℃
48%
22 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • PM10
  • PM2.5
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

O'Fallon
AQI 44
Fairview Heights
AQI 44
Lebanon
AQI 94
Swansea
AQI 159
Belleville
AQI 159
Collinsville
AQI 44
Caseyville
AQI 44
Maryville
AQI 99
Mascoutah
AQI 92
Washington Park
AQI 44
Fairmont City
AQI 44