Houston, Illinois, USA Air Quality

Monitoring Station · Belleville, United States
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
34 11pm
33
38
44 2am
37
37
37 5am
37
37
37 8am
37
37
37 11am
44
44
— 2pm
—
—
— 5pm
—
—
— 8pm
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Station readings
34
33
38
CAMS model adj +10
34
34
34
34
27
27
27
27
27
27
27
27
27
34
34

Air Quality Forecast (24h)

PM2.59.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

41
Houston, Illinois, USA
0.0 km PM2.5: 9.8 µg/m³
45
Houston, Illinois, USA
0.0 km PM2.5: 10.8 µg/m³

Nearby Cities

54 Belleville 54 O'Fallon 54 Fairview Heights 50 Oakville 54 Collinsville 49 Lemay 54 East Saint Louis 49 Mehlville 53 St. Louis

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T02:34 UTC.