Chi_com, Illinois, USA Air Quality

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

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
30 5pm
30
35
35 8pm
35
35
35 11pm
35
35
35 2am
35
35
35 5am
35
8am
11am
2pm
Station readings
30
30
CAMS model adj +10
25
25
25
25
25
25
25
25
25
25
25
25
25
25
PM2.57.2 µg/m³ ✓ WHO
Good
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T20:11 UTC.