Wildfires in California and Oregon are triggering air quality warnings in the Bay Area ... Wednesday night through Thursday morning. San Francisco was ranked as the 8th-most polluted city in ...

Smoke from various large Canadian wildfires is expected to impact air quality in the Bay Area at least through Thursday. Air ...

As of late Tuesday, San Francisco was in the red category for unhealthy air quality status. People, especially children and adults with respiratory issues, were urged to limit outdoor activity.

SAN FRANCISCO -- A Spare ... calling (800) HELP-AIR, downloading the Spare the Air app on their smartphone or find Spare the Air on social media. Air quality in the Bay Area can be unhealthy ...

Good news: Air quality in San Francisco is improving, according to an Axios analysis of year-over-year EPA data. Why it matters: Long-term exposure to poor air quality is harmful to your health.

The Bay Area Air District issued an air quality advisory for parts of Contra Costa and Solano counties due to flaring at the Chevron oil refinery in ...