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
6pm
69
60
60
9pm
60
59
59
12am
62
62
62
3am
62
60
60
6am
69
101
—
9am
—
—
—
12pm
—
—
—
3pm
—
—
Station readings
69
CAMS model
adj +35
25
25
25
25
25
24
24
27
27
27
27
25
25
34
66
Air Quality Forecast (24h)
PM2.520.7 µg/m³
×1.4 WHO
Moderate
Nearby Monitoring Stations
38
Northbrk, Illinois, USA
35
Edison Park 1
45
Forest Glen 1
52
Edison Park 2
45
Forest Glen 2
46
West Ridge 1
46
West Ridge 2
52
Norwood Park 2
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T21:44 UTC.