Air Quality Data

View current and historical air quality data based on measurements taken from the Air District’s air monitoring network.

Please be aware that some of the data on these pages are raw or unchecked and may contain errors.

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415 749-4900

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415 749-4985

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Spare the Air Status
Spare the Air Status
  • Wednesday,

    No Spare the Air Alert in Effect

Last Updated: 5/20/2015