Colville Tribe, Omak, Washington, USA Air Quality
Monitoring Station
· Penticton, Canada
269
Very unhealthy
Everyone should avoid outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
96
12am
25
269
96
3am
103
103
103
6am
103
123
123
9am
123
123
123
12pm
135
135
—
3pm
—
—
—
6pm
—
—
—
9pm
—
—
Station readings
25
269
CAMS model
adj +69
27
27
27
27
34
34
34
34
54
54
54
54
54
66
66
Air Quality Forecast (24h)
PM2.5219.1 µg/m³
×14.6 WHO
Very unhealthy
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T03:04 UTC.