The best time to do this was 20 years ago. The second best time is now,” writes City Councilmember Caity Maple.

The Bay Area Air District extended a weekend air quality advisory for the Bay Area through today because of smoke from ...

An air quality advisory that was set to last through Monday has been lifted, air district officials said. Over the weekend, ...

The Bay Area Air District extended an air quality advisory Saturday for the Bay Area through Monday because of smoke from wildfires burning in the northern Sacramento Valley. Firefighters from the ...

The Bay Area Air District extended an air quality advisory through Monday because of smoke from wildfires burning in the ...

An air quality advisory that was set to last through Monday has been lifted, air district officials said. Over the weekend, smoke from the Butler and Green wildfires in the Sacramento Valley impacted ...

An air quality advisory is in effect for the Bay Area on Friday, as smoke from wildfires burning in far Northern California ...

Smoke from wildfires in the northern Sacramento Valley may bring hazy skies and unhealthy air quality to Napa County and the ...

The advisory was extended on Friday afternoon, with officials warning that air quality could be affected through Saturday.

Smoke and haze could arrive in parts of the Bay Area on Friday thanks to wildfires in the northern portion of the state. The ...

A haze visible in parts of the Sacramento Valley on Thursday is from multiple wildfires burning in Northern California. A ...

A strong ridge of high pressure brings well above average highs and warm overnight lows to much of Northern California. Smoke and ozone leads to Spare the Air Day.