Alton Real-time Air Quality Index (AQI) & Pollen Report - Air Matters

Alton

Alton, Madison County

2026-10-01 00:00

AQI (China)

Excellent

Pollutants|Pollens

O3

μg/m³

109.3

PM2.5

μg/m³

13.9

Weather

28℃

59%

6 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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