Near West Side 4 Air Quality

Monitoring Station · Chicago, United States
43
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
43 4am
41
41
41 7am
41
41
41 10am
41
41
12 1pm
12
12
12 4pm
12
14
— 7pm
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— 10pm
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— 1am
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CAMS model adj -13
54
54
54
54
54
54
54
54
54
25
25
25
25
25
27

Air Quality Forecast (24h)

PM2.510.4 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

40
Near West Side 4
1.3 km PM2.5: 9.5 µg/m³
41
Near West Side 3
1.8 km PM2.5: 9.9 µg/m³
48
Armour Square 1
1.9 km PM2.5: 11.4 µg/m³
41
Near West Side 2
2.0 km PM2.5: 9.9 µg/m³
48
Lower West Side 2
2.1 km PM2.5: 11.6 µg/m³
43
Near South Side 1
2.6 km PM2.5: 10.3 µg/m³
38
Near South Side 2
2.9 km PM2.5: 9.1 µg/m³
47
Bridgeport 1
3.0 km PM2.5: 11.2 µg/m³

Nearby Cities

31 Chicago 32 Lower West Side 29 Near South Side 26 Chicago Loop 32 Bridgeport 30 West Town 23 Near North Side 34 McKinley Park 32 Douglas

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T07:31 UTC.