Current Air Quality SF Bay Area
Air Quality Index Levels of Health Concern Numerical
Good 0 to 50
Moderate 51 to 100
Unhealthy for Sensitive Groups 101 to 150
Unhealthy 151 to 200
Very Unhealthy 201 to 300
Hazardous 301 to 500

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.

Air District Webcasts

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    Updated 11/07/18 Nominating Committee Meeting Webcast archive will be available 24-48 hours after event

    • Agenda (179 Kb PDF, 13 pgs)
    More information
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  • Oct

    October 21, 2015

    Air District strengthens wood burning rule

    The Air District's Board of Directors unanimously adopted strong new provisions that will significantly improve the agency’s wood burning regulation designed to further safeguard public health against the hazards of fine particle pollution. The changes to the Air District’s wood burning regulation tighten exemptions and requirements from the original rule which was adopted in July 2008.

  • Oct

    October 20, 2015

    Air District settles case with Shell Oil Refinery

    The Air District announced a recent settlement with Shell Oil Products U.S. to pay a $208,000 civil penalty for air quality violations at its refinery in Martinez. The settlement covers 12 notices of violation that the Air District issued for incidents that occurred in 2013.

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