Berkeley-Marin City 3 Air Quality
Monitoring Station
· San Rafael, United States
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
34
2am
23
34
34
5am
34
34
14
8am
14
14
14
11am
7
7
7
2pm
7
14
—
5pm
—
—
—
8pm
—
—
—
11pm
—
—
Station readings
23
CAMS model
adj -20
54
54
54
54
54
54
34
34
34
34
27
27
27
27
34
Air Quality Forecast (24h)
PM2.55.5 µg/m³
✓ WHO
Good
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T05:46 UTC.