O'Fallon Township Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

O'Fallon Township

St. Clair County

2026-02-17 19:00

AQI (India)

Good

PM10

μg/m³

21

PM2.5

μg/m³

11.2

Weather

11℃

87%

6 kph

1 of 11

Historical Data

Places included

Data Sources

http://www.airnow.gov/

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Cities Nearby

Fairview Heights