Air Quality

Wildfire Smoke Advisory – Tuesday, September 19, 2023

Wildfire smoke in the air is due to drift smoke from the fires in Northern California and Oregon. As of 2:15pm PST, there are no active fires in Marin County.

Please do not call 9-1-1 unless you are in need of emergency assistance.

Air quality impacts are possible throughout the Bay Area. Check the AQI at


Click here to display the Bay Area Air Quality Management District’s current air quality forecast


Smartphone apps for air quality:

Plume Air Report