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View the Refinery Emissions Inventory Guidelines, a resource for petroleum refineries and Air District staff on calculating emissions inventories.

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

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.

View emissions reduction credits for bankable pollutants currently available for purchase or trade.

Learn about the cost of emissions credits, interchangeable emissions reduction credits, and how the Air District meets federal equivalency requirements.

Learn about a program that will award grant funding to help accelerate the adoption of zero-emission vehicles and equipment operated in West Oakland and surrounding areas.

The Air District is announcing the deployment of seven zero-emission tractors at Bay Area farms as part of an approximately $1 million grant through the Funding Agricultural Reduction Measures for Emission Reductions, or FARMER, program to demonstrate zero-emission technology in Bay Area agricultural operations.

The Air District invites Bay Area residents to four workshops where they can learn about and provide input on three draft regulations that would reduce toxic health risks, cap facility greenhouse gases, and cap the carbon intensity per barrel of crude oil processed at refineries.

The Air District's Board of Directors has adopted two new regulations to further tighten air pollution controls on petroleum operations at Bay Area refineries. Regulation 9, Rule 14 reduces sulfur dioxide emissions from the largest Bay Area source, coke calcining. Regulation 12, Rule 15 is a first-of-its-kind requirement that will better enable the Air District to track refinery emissions as changes are made at the facilities.

View the Air District's latest emissions inventory reports, data, and documents.

To meet federal and state air quality standards, the Air District compiles emissions inventories for criteria air pollutants, greenhouse gases, and toxic air contaminants, and conducts special emissions studies.

The Air District is announcing the availability of $35 million in Volkswagen Environmental Mitigation Trust funding statewide.

The Air District has awarded its first ever loan guarantee to SWITCH Maritime, an impact investment company building the first fleet of zero-emissions vessels in North America.

Get the latest information and findings from the Air District's emissions inventory of criteria air pollutants.

Get the latest information and findings from the Air District's emissions inventory of climate-forcing pollutants.

Get the latest information and findings from the Air District's emissions inventory of toxic air contaminants.

Air District funding is available to help upgrade transit buses with new, zero-emission vehicles.

The Air District is announcing that $34 million in Volkswagen Environmental Mitigation Trust funding is now available. 

Golden Gate Zero Emission Marine announced today the beginning of construction of the Water-Go-Round, a first-of-its-kind hydrogen fuel-cell boat. Funding for the project comes from a $3 million grant to the Air District from the California Air Resources Board.