hovered over San Francisco, parts of San Mateo County, Marin and the East Bay early Saturday afternoon. In the Orinda-Walnut Creek-Concord area, the air quality readings were nudging into a higher ...

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 the Peninsula and South Bay hovering in the “unhealthy for sensitive gr ...

Thank you for reporting this station. We will review the data in question. You are about to report this weather station for bad data. Please select the information that is incorrect.

SAN FRANCISCO -- No Spare the Air Alert is currently ... app on their smartphone or find Spare the Air on social media. Air quality in the Bay Area can be unhealthy at times throughout the year.

The Safeway supermarket chain has announced that it will close down one of its key locations in San Francisco in February ... presence and to shut down open-air drug market. He will be sworn ...

air quality, EV ownership and charging infrastructure, share of pedestrians, public transit access, and cycling infrastructure. Overall, San Francisco took the top spot followed by Paris ...

creating a form of air pollution that UC San Francisco researchers suspect may be causing respiratory and other illnesses. A review of some 3,000 studies implicates these particles in a variety of ...