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View tables containing data from the Air District’s GHG monitoring network relating to concentrations of significant greenhouse gases as well as meteorological conditions.

Learn about the Air District's Greenhouse Gas Measurement Program, including the locations of stations in the GHG monitoring network and deployment of the mobile research van.

The Air District, in collaboration with the UC Berkeley Cool Climate Network, has developed a consumption-based greenhouse gas inventory for the Bay Area to tell a more complete story of how the region contributes to global climate change.

Learn about the Air District's development process for Regulation 12, Rule 16, which would place a numeric cap on greenhouse gas emissions at refineries.

The Air District has sent a strong letter to the Governor’s office, expressing an “opposition unless amended” position on state bills AB 617 and AB 398.

The Air District has fined Tesoro Refining & Marketing Company $1,469,579 for air quality violations at its Martinez refinery.

Smoke from refinery blowing over Solano and Contra Costa counties.

On December 28, the Air District announced that Valero Refining Co. agreed to pay $142,000 to settle violations at its refinery in Benicia. The settlement covers a group of 20 notices of violation issued to the company for non-compliance with air quality regulations that occurred largely in 2015.

The Air District announced that Phillips 66 Company has agreed to pay $99,400 to to settle a group of 13 Notices of Violation issued for air quality violations that occurred at its Rodeo refinery in 2015.

The Air District and California Infrastructure and Economic Development Bank, or IBank, announced the statewide expansion of the Climate Tech Finance program. 

Learn about the Air District’s Consumption-Based Greenhouse Gas Emissions Inventory.

Contra Costa County District Attorney Diana Becton and the Air District’s Chief Counsel, Alexander Crockett, today announced a joint civil enforcement action against the Martinez Refining Company (MRC).

Get paid to exchange your working gas-powered lawn mower for a new electric mower.

The Air District has awarded a loan guarantee to Zevvy, formerly Flux EV, an electric vehicle leasing solution with flexible lease agreements designed to save drivers in the Bay Area money on gas and maintenance costs by choosing an EV over a gas-powered vehicle. 

The  Air District announced today that Tesoro Refining & Marketing Co. has agreed to pay $915,700 to settle air quality violations at its Golden Eagle Refinery in Martinez. 

The Air District is announcing that Tesoro Refining & Marketing Company has agreed to pay $2,227,000 to settle violations at its refinery in Martinez. This settlement covers 58 Notices of Violation issued for air quality violations at its Golden Eagle Refinery between 2014 and 2018.