O'Hare 2

Monitoring Station · Franklin Park, United States
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
29 9pm
30
27
27 12am
40
40
40 3am
40
40
40 6am
27
15
2 9am
2
12pm
3pm
6pm
Station readings
29
30
CAMS model adj -10
37
37
37
37
50
50
50
50
50
50
37
25
12
12
PM2.57.1 µg/m³ ✓ WHO
Good

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T00:12 UTC.