Unhealthy Air Quality Due to Wildfires

Updated: 10/19/2017

With increased containment of the North Bay wildfires, air quality is improving but remains variable, depending on weather conditions in your area. Air quality may improve at times, or get worse very quickly.

Today (Oct. 19) the air quality for Alameda County is 'Good'.  For your specific area, check AirNOW There is also a Spare the Air Alert for Oct. 19.

If you see or smell smoke in the immediate area, avoid outdoor activity, including exercise. This particularly applies to active children and adults, people with respiratory disease, such as asthma, and the elderly.


Bay Area residents impacted by wildfire smoke are advised to:

  • Stay aware of health warnings related to smoke.
  • Close windows and doors.
  • Refrain from using air conditioners.
  • Set home and car ventilation systems on re-circulate to avoid drawing in outside air.
  • Limit outdoor recreational and sports activities.
  • Use an air filter, especially if there are household members with heart disease, asthma or other respiratory conditions, or elderly persons and children.
  • Avoid using wood-burning stoves or fireplaces, burning candles and incense.


Information is changing hourly.  Please refer to these sites for timely guidance.

Air Quality



Outdoor workers

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