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Learn about the Vehicle Miles Traveled Data Portal.

View interactive maps showing air quality forecasts, air quality monitoring data, facilities, and overburdened communities throughout the Bay Area.

Learn about the Air Quality Monitoring Expert Panel, assembled to recommend technologies, methods, and tools to improve monitoring capabilities near refineries.

Read about regulations governing oil refinery fenceline monitoring and view plans and data provided by the five local refineries.

View state and federal standards for 11 air pollutants and see the Bay Area's attainment status for each pollutant.

Learn about special purpose air quality monitoring projects in the Bay Area and view information about recent projects.

Learn about the Planning and Climate Protection Division’s Local Government Support Program and explore its technical assistance resources. 

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.

Access local resources, organizations, committees, and teams committed to protecting our climate.

Learn about special purpose emissions studies in the Bay Area and view information about recent studies.

Learn about the Air District’s special purpose ultrafine particulate matter monitoring project.

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.

View information and materials about upcoming and past conferences.

For eligible facilities, the Air District’s online permitting system gives regulated industry the ability to submit permit applications, renew permits, update facility information, and access permit documents. If your facility is eligible for renewal through the online permitting system, you can follow the instructions for renewing your permit below.

Learn about the Modeling Advisory Committee and view materials from prior committee meetings.

Learn about how to participate in an electric vehicle charging station demonstration project.

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

See highlights of ongoing efforts towards environmental justice and health equity in the Air District’s climate and air quality planning work.

Learn about the toxic air contaminants emissions and prioritization scores for permitted facilities within the Bay Area for the latest available year.

The California wildfire season usually takes place between spring and late fall. The Air District monitors general air quality in the Bay Area and will notify the public if wildfire smoke appears to be causing elevated levels of particulate pollution in the region.