The Air District is taking steps to ensure Bay Area air quality and public health are protected while the shelter-in-place orders are in effect. Permits for businesses adjusting operations to aid in the public health response will also be expedited. Read more... | en Español
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Get air quality and weather information for the Bay Area.
View current and historical air quality and weather information collected from the Air District’s air monitoring network.
Note: Values above 500 are considered Beyond the AQI. Follow recommendations for the "Hazardous category." See additional information on reducing exposure to extremely high levels of particle pollution.
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Last Updated: 10/13/2017