Houston, Illinois, USA

Monitoring Station · Belleville, United States
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
50 2am
42
50
50 5am
37
37
37 8am
37
37
37 11am
37
25
25 2pm
25
25
— 5pm
—
—
— 8pm
—
—
— 11pm
—
—

Air Quality Trend (24h)

Nearby Monitoring Stations

39
Houston, Illinois, USA
0.0 km
41
Houston, Illinois, USA
0.0 km

Nearby Cities

25 Belleville 25 O'Fallon 25 Fairview Heights 25 Oakville 25 Collinsville 25 Lemay 25 East Saint Louis 25 Mehlville 25 St. Louis

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T05:32 UTC.