O'Hare 3 Air Quality

Monitoring Station · Franklin Park, United States
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
41 2pm
29
29
29 5pm
29
29
29 8pm
29
9
9 11pm
2
29
29 2am
29
5am
8am
11am
CAMS model adj -25
66
54
54
54
54
54
54
54
34
34
27
54
54
54
PM2.53.4 µg/m³ ✓ WHO
Good
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T17:04 UTC.