Decatur, Illinois, USA Air Quality

Monitoring Station · Springfield, United States
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

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AQI Forecast Calibrated
47 9pm
17
25
47 12am
47
47
48 3am
48
48
47 6am
47
47
47 9am
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47
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Station readings
17
25
CAMS model adj +23
24
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Air Quality Forecast (24h)

PM2.56.0 µg/m³ ✓ WHO
Good
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Nearby Cities

23 Springfield 26 Mattoon 38 Champaign 38 Urbana 34 Bloomington 34 Normal 26 Charleston 26 Morton 26 Pekin

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T00:44 UTC.