Northbrk, Illinois, USA Air Quality
Monitoring Station
· Northbrook, United States
69
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
60
5pm
60
69
60
8pm
60
60
59
11pm
59
62
62
2am
62
62
60
5am
60
69
—
8am
—
—
—
11am
—
—
—
2pm
—
—
Station readings
69
CAMS model
adj +35
25
25
25
25
25
25
24
24
27
27
27
27
25
25
34
Air Quality Forecast (24h)
PM2.520.7 µg/m³
×1.4 WHO
Moderate
Nearby Monitoring Stations
59
Northbrk, Illinois, USA
39
Edison Park 1
52
Forest Glen 1
56
Edison Park 2
51
Forest Glen 2
52
West Ridge 1
52
West Ridge 2
57
Norwood Park 2
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T20:45 UTC.