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Mason County
Illinois
2025-03-18 19:00
AQI (US)
Moderate
Pollutants
PM2.5
μg/m³
9.5
PM10
μg/m³
22.1
O3
μg/m³
46.3
Weather
℃
℃
℉
23℃
44%
30 kph
3 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
PM10
O3
Places included
Allens Grove Township
AQI 51
Bath Township
AQI 57
Forest City Township
AQI 51
Havana Township
AQI 57
Kilbourne Township
AQI 51
Manito Township
AQI 51
Mason City Township
AQI 51
Quiver Township
AQI 51
Sherman Township
AQI 51
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Cities Nearby
Easton
AQI 51
Kilbourne
AQI 57
Topeka
AQI 51
Havana
AQI 57
Oakford
AQI 51
Forest City
AQI 51
Bath
AQI 57
Liverpool
AQI 57
Mason City
AQI 51
Greenview
AQI 39
Petersburg
AQI 39
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