Armour Square 1 Air Quality

Monitoring Station · Near South Side, United States
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

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AQI Forecast
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Station readings
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Air Quality Forecast (24h)

PM2.514.6 µg/m³ ✓ WHO
Moderate
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Nearby Monitoring Stations

31
Near South Side 2
1.4 km PM2.5: 7.5 µg/m³
51
Lower West Side 3
1.4 km PM2.5: 12.2 µg/m³
60
Armour Square 2
1.6 km PM2.5: 16.4 µg/m³
52
Near West Side 4
1.6 km PM2.5: 12.5 µg/m³
57
Near West Side 4
1.9 km PM2.5: 14.9 µg/m³
61
Douglas 1
2.0 km PM2.5: 16.8 µg/m³
57
Near South Side 1
2.1 km PM2.5: 14.9 µg/m³
58
Bridgeport 1
2.2 km PM2.5: 15.5 µg/m³

Nearby Cities

52 Near South Side 55 Chicago 61 Bridgeport 60 Douglas 59 Lower West Side 57 Chicago Loop 60 McKinley Park 57 Grand Boulevard 56 Near North Side

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-20T20:57 UTC.