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Learn about the Air District's development process for Regulation 13, Rule 4, which would reduce emissions of methane from municipal sewage treatment and anaerobic digester operations in the Bay Area.

The Bay Area Air Quality Management District announced that Tesoro Refining & Marketing Co. has agreed to pay $4 million to settle alleged air pollution violations at its Golden Eagle Refinery in Martinez.

The Air District has issued four violations to the Chevron refinery in Richmond for the December 28, 2016, incident that resulted in an upset and flaring at the refinery and many odor complaints in San Francisco and Richmond.

The Air District is inviting residents to participate in the sixth annual California Clean Air Day on October 4. Designed around individual actions, the event is a statewide initiative built on the idea that shared experiences unite people to improve community health. 

The Air District is issuing a Spare the Air Alert for ozone for Saturday, October 3 and Sunday, October 4.

The Air District is extending a Spare the Air Alert for wildfire smoke through Wednesday, August 26, which bans burning wood, manufactured fire logs or any other solid fuel, both indoors and outdoors.

The Air District is announcing the start of the Spare the Air smog season, beginning Monday, May 4, and continuing through October.

The Air District is issuing the winter season’s first Spare the Air Alerts for Wednesday, November 26, and Thanksgiving Day, which bans burning wood, manufactured fire logs or any other solid fuel, both indoors and outdoors.

The Air District is issuing an air quality advisory due to wildfire smoke from wildfires in the Pacific Northwest for Tuesday, August 4, and Wednesday, August 5.

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Apr 27, 2026 ... Current Title V Renewal Applications by County Facility Name Site Number Application Number Receipt Date City County Incompleteness Letter Ameresco Vasco Road LLC E0432 31624 2/23/2022 Livermore ...