Near West Side 4 Air Quality

Monitoring Station · Near South Side, United States
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
60 6pm
58
53
51 9pm
51
51
50 12am
51
53
53 3am
53
51
53 6am
80
92
— 9am
—
—
— 12pm
—
—
— 3pm
—
—
Station readings
60
58
53
CAMS model adj +26
25
25
25
25
25
25
24
25
27
27
27
25
27
54
66

Air Quality Forecast (24h)

PM2.512.9 µg/m³ ✓ WHO
Moderate
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Nearby Monitoring Stations

52
Near South Side 1
1.3 km PM2.5: 12.7 µg/m³
57
Near West Side 4
1.3 km PM2.5: 15.1 µg/m³
53
Loop 1
1.5 km PM2.5: 13.0 µg/m³
54
Armour Square 1
1.6 km PM2.5: 13.4 µg/m³
58
Near South Side 2
2.0 km PM2.5: 15.4 µg/m³
53
Loop 2
2.1 km PM2.5: 13.1 µg/m³
57
Lower West Side 3
2.1 km PM2.5: 14.9 µg/m³
52
Near West Side 3
2.2 km PM2.5: 12.8 µg/m³

Nearby Cities

57 Near South Side 55 Chicago Loop 58 Chicago 56 Lower West Side 56 Bridgeport 54 Near North Side 56 Douglas 55 West Town 56 McKinley Park

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T21:45 UTC.