North Star
Monitoring Station
· Sherrelwood, United States
16
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
17
9pm
16
32
32
12am
44
44
57
3am
57
57
57
6am
57
44
44
9am
32
—
—
12pm
—
—
—
3pm
—
—
—
6pm
—
—
Station readings
17
16
CAMS model
adj +7
12
12
25
25
37
37
50
50
50
50
50
37
37
25
Air Quality Trend (24h)
PM2.53.8 µg/m³
✓ WHO
Good
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T00:01 UTC.