Air quality remained far from ideal Wednesday in much of the Bay Area. As of 11:30 a.m., sensors from Purple Air showed air quality in San Francisco, Marin, the East Bay and the eastern side of ...

An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

Very Unhealthy (Purple): 201-300 AQI is a serious health ... and an emergency or evacuation warning is likely to be issued. If the air quality in your area is compromised, there are several ...