Colfax-City Hall, Placer, California

Monitoring Station · Granite Bay, United States
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
72 3pm
37
38
25 6pm
25
25
25 9pm
25
25
12 12am
12
25
25 3am
25
25
— 6am
—
—
— 9am
—
—
— 12pm
—
—

Air Quality Trend (24h)

Nearby Monitoring Stations

30
Colfax-City Hall, Placer, California
0.0 km
30
Colfax-City Hall, Placer, California
0.0 km
25
Auburn-11645 Atwood Road, Placer, California
22.2 km
39
Auburn-11645 Atwood Road, Placer, California
22.2 km

Nearby Cities

19 Granite Bay 20 Rocklin 24 El Dorado Hills 24 Cameron Park 20 Folsom 26 Linda 20 Citrus Heights 20 Orangevale 20 Antelope

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T18:41 UTC.