Air Quality Advisory

Air Quality Advisory through Tuesday, November 20, due to heavy wildfire smoke impacts in parts of the Bay Area from the Camp Fire in Butte County. See our Wildfire Safety Tips web page.

Air Quality Summary Reports

View tables summarizing the air quality data collected each year from the Bay Area’s air quality monitoring network.

Annual Bay Area Air Quality Summaries

Each year, the Air District summarizes data collected from the Bay Area’s air quality monitoring network. The tables below show the number of times each station recorded pollutant concentrations above federal and state air quality standards. The tables also include the highest annual reading for each pollutant at each station.

General Information


Meteorology & Measurements
Air Monitoring


Wood Burning Status
Wood Burning Status
  • illegal to burn


    Winter Spare the Air Alert in Effect

Last Updated: 5/20/2015