Near North Side 4 Air Quality

Monitoring Station · Near North Side, United States
58
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
61 5pm
60
58
56 8pm
56
56
56 11pm
55
56
58 2am
58
58
56 5am
58
85
8am
11am
2pm
Station readings
61
60
58
CAMS model adj +31
25
25
25
25
25
25
25
24
25
27
27
27
25
27
54
PM2.515.6 µg/m³ ✓ WHO
Moderate
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T20:52 UTC.