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Changes focus on improving efficiency and delivering timely, transparent permit decisions.

View notices of proposed Bay Area permit projects and public comment periods for these projects.

View archived notices of proposed Bay Area permit projects and public comment periods for these projects.

Learn about Synthetic Minor Operating Permit eligibility and requirements, and view a list of Bay Area Synthetic Minor Facilities.

View the BACT / TBACT Workbook, a resource for guiding permit applicants and Air District staff through the New Source Review permitting process.

Find out how the Air District uses modeling to understand pollutant behavior, estimate exposure levels, help with regional planning, support permit applications, and more.

The Hearing Board is an independent quasi-judicial body created by California State law with the sole authority to provide temporary relief from Bay Area Air District rules, regulations, and permit conditions, under certain circumstances.

The Air District has issued 18 Notices of Violation to MRC for violations of air quality regulations and/or permit conditions for the February 1 fire. This is an ongoing investigation, and more violations may be issued.

The Air District has issued 3 Notices of Violation to Valero for violations of air quality regulations and/or permit conditions for the May 5 fire. This is an ongoing investigation, and more violations may be issued.

The Air District has reached a pivotal settlement with Chevron that will significantly enhance air monitoring data transparency, providing more information about air pollutants around the Richmond refinery. The agreement requires Chevron to take new data access and community engagement actions beyond those required by regulation or permit.

The Air District has issued Crown Hill Materials, a concrete facility in Vallejo, a Notice of Violation for operating a concrete batch plant without the required air quality permit. The Air District has also issued a cease-and-desist letter directing the company to stop operating the unpermitted plant.

Feb 28, 2012 ... BAY AREA AIR QUALITY MANAGEMENT DISTRICT BAAQMD Engineering Division 939 Ellis Street, San Francisco, CA 94109 Instructions: Facility Name & NAICS Change Form Introduction Use ...

Sep 29, 2025 ... BAY AREA AIR QUALITY MANAGEMENT DISTRICT Engineering Division 375 Beale Street, Suite 600 San Francisco, CA 94105 www.baaqmd.gov Instruc�ons:F acility Name / NAICS Change Form ...

Feb 29, 2012 ... BAY AREA AIR QUALITY MANAGEMENT DISTRICT Mail to: BAAQMD FACILITY NAME & NAICS CODE CHANGE FORM Name change allowed if the owning entity of the facility does not change Engineering Division ...

Jan 21, 2025 ... FOR IMMEDIATE RELEASE: January 22, 2025 CONTACT: communications@baaqmd.gov Air District launches new name and branding Clean Air for All: a new look, a renewed commitment SAN FRANCISCO – ...

Dec 7, 2022 ... Current Title V Renewal Applications by Plant Name Plant Name Plant Application Receipt Location Incompleteness Number Number Date City County Letter* Acme Fill Corporation A1464 28020 6/3/16 ...

Apr 27, 2026 ... Current Title V Renewal Applications by Facility Facility Name Site Number Application Number Receipt Date City County Incompleteness Letter Acme Fill Corporation A1464 31926 10/20/2022 Martinez ...

Mar 17, 2016 ... Bay Area Air Quality Management District 939 Ellis Street San Francisco, CA 94109 (415) 771-6000 Final MAJOR FACILITY REVIEW PERMIT Issued To: Keller Canyon Landfill Company ...