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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.

The Air District provides meteorological data to help local governments understand existing air quality conditions and reduce impacts from proposed land use projects and plans.

These resources can assist practitioners in evaluating air quality and climate impacts during the environmental review process pursuant to CEQA. The tools, data, methodologies, and guidance provided do not represent an exhaustive list and should be used in conjunction with other resources.

Learn about the Vehicle Miles Traveled Data Portal.

The Air District and Aclima are announcing a cutting-edge air quality data program that will map air pollutants and greenhouse gas emissions in all nine counties of the Bay Area — covering more than 5,000 square miles.

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

The Bay Area Air Quality Management District announced today that recent flaring incidents at the Chevron Refinery in Richmond have resulted in the increased scrutiny of monitoring data as well as investigations as to the cause of the events.

These resources can assist practitioners in evaluating air quality and climate impacts during the environmental review process pursuant to CEQA. The tools, data, methodologies, and guidance provided do not represent an exhaustive list and should be used in conjunction with other resources.

These resources can assist practitioners in evaluating air quality and climate impacts during the environmental review process pursuant to CEQA. The tools, data, methodologies, and guidance provided do not represent an exhaustive list and should be used in conjunction with other resources.

At a public hearing today, the Air District released the 2024 Toxic Air Contaminant Program Annual Report, along with a user-friendly new web page that allows members of the public to view toxic emission data from a comprehensive map of permitted facilities in the Bay Area. 

View data summarizing monthly flaring activity at Bay Area Refineries.

Vea mapas y otros archivos de datos asociados con el Programa de CARE.

The Air District and Aclima, the climate tech leader in hyperlocal pollution and greenhouse gas measurement and analysis, have released groundbreaking results collected through a cutting-edge, hyperlocal air quality mobile monitoring network. 

Conozca información sobre la contaminación por partículas, sus efectos negativos en la salud humana y el medio ambiente, y lo que está haciendo el Distrito de Aire para reducir los niveles en el Área de la Bahía.

Vea los datos actuales e históricos del clima con base en las mediciones tomadas de la red de monitoreo del aire del Distrito de Aire.

Conozca y acceda a la investigación y los datos disponibles de los programas y las iniciativas del Distrito de Aire.

Vea mapas interactivos que muestran datos del nivel del suelo, el clima y del monitoreo de la calidad del aire de sitios del Área de Bahía.

Air quality in the Bay Area is forecast to be in the good range.  Winds are currently blowing smoke from the Wragg fire burning near Lake Berryessa to the north and east of our region. Smoky conditions have been observed in Yolo County and parts of the Sacramento region.