Rockford, Illinois, USA Air Quality
Monitoring Station
· Rockford, United States
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
61
3am
11
46
37
6am
37
37
37
9am
37
37
37
12pm
34
35
35
3pm
35
34
—
6pm
—
—
—
9pm
—
—
—
12am
—
—
Station readings
61
11
46
CAMS model
adj +10
27
27
27
27
27
27
27
27
27
27
24
25
25
25
24
Air Quality Forecast (24h)
PM2.511.0 µg/m³
✓ WHO
Good
Nearby Monitoring Stations
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T06:31 UTC.