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Learn about the Air District's Complaint Policy and Procedures, and how we investigate air pollution concerns to ensure compliance with air quality rules and regulations.

The Air District is issuing an air quality advisory through Monday due to wildfires that began overnight throughout the greater Bay Area. Numerous lightning strikes have sparked wildfires across the region. Air quality may deteriorate in areas near or downwind of the fires, but PM2.5 is not expected to exceed the national 24-hour standard.

The Air District is issuing an air quality advisory for smoke for the upper portion of the North Bay tomorrow, Friday, November 1, through Sunday. Winds will be light near the fires which will allow some of the smoke to drop south to Windsor, Santa Rosa and potentially northern Napa Valley. Air quality in the upper North Bay will be moderate with some hourly readings in the unhealthy for sensitive groups range on the Air Quality Index scale. For the rest of the Bay Area, air quality is expected to be in the good to moderate range for the rest of the week.

Air quality is an important consideration for schools when planning student activities, especially when the region is being impacted by wildfire smoke. Read the Air District's new School Air Quality Activity Recommendations for guidance and further information. See also the Air District's Wildfire Preparedness Tips brochure.

The Air District is announcing the launch of a web tool that provides searchable information for all the notices of violation, or NOVs, that the agency has issued within the past five years. This new web tool allows the public to access enforcement information concerning NOVs issued to facilities across the Bay Area.

The Air District has fined Chemtrade $1,150,000 for air quality violations at Chemtrade’s sulfuric acid manufacturing plant in Richmond. The penalty resolves seven notices of violation issued to Chemtrade for violations that occurred at its Richmond facility.

The Air District is lifting an air quality advisory for wildfire smoke that was originally scheduled to last through tomorrow, Wednesday, August 27.

Jun 13, 2019 ... 6/13/2019 Air Quality Monitoring Modes Mode: Mobile Making measurements while in motion Fe at ur es : • Quickly screen for air pollutants over a broad spatial area • Multiple passes can reveal ...

Jun 15, 2026 ... Important limitations AIR SENSORS: • Can overestimate pollution levels • Use different correction methods STRENGTHS OF REGULATORY MONITORS depending on the platform or app Understanding • Data is ...

Dec 18, 2025 ... Real-Time Air Quality Data Sources in the Bay Area Introduction The Bay Area is served by multiple complementary air monitoring networks, including a regulatory network maintained by the Bay ...

六月 29, 2026 ... 學校空氣品質活動建議 在空氣品質不佳時保護學生健康 空氣品質是學校規劃學生活動時的重要考量。灣區空氣 局可協助學校瞭解當地空氣品質及應採取之保護學生健 康措施。 如需瞭解更多資訊，請造訪BAAQMD.gov 或致電415-749-4900。 下列學校活動建議是與健康研究人員討論後，依據近期研究的數項重要原則所擬定。 空氣品質等級 活動 第1級 第2級 第3級 第4級 第5級 AQI 0-50 ...

What’s Your Air Quality IQ?

十月 18, 2024 ... DATE: October 18, 2024 CONTACT: communications@baaqmd.gov Air District issues air quality advisory for Friday SAN FRANCISCO – The Bay Area Air Quality Management District is issuing an air ...

八月 10, 2024 ... DATE: August 10, 2024 CONTACT: communications@baaqmd.gov Air District extends air quality advisory through Sunday SAN FRANCISCO – The Bay Area Air Quality Management District is extending ...

Oct 8, 2024 ... DATE: October 8, 2024 CONTACT: communications@baaqmd.gov Air District issues air quality advisory for Novato SAN FRANCISCO – The Bay Area Air Quality Management District is issuing an air ...

七月 31, 2024 ... DATE: July 30, 2024 CONTACT: communications@baaqmd.gov Air District issues air quality advisory for Wednesday SAN FRANCISCO – The Bay Area Air Quality Management District is issuing an air ...

Aug 30, 2023 ... FOR IMMEDIATE RELEASE: August 30, 2023 CONTACT: communications@baaqmd.gov Air District issues air quality advisory through Thursday SAN FRANCISCO – The Bay Area Air Quality Management ...

七月 31, 2024 ... DATE: July 31, 2024 CONTACT: communications@baaqmd.gov Air District extends air quality advisory through Thursday SAN FRANCISCO – The Bay Area Air Quality Management District is extending ...

八月 20, 2023 ... FOR IMMEDIATE RELEASE: August 20, 2023 CONTACT: communications@baaqmd.gov Air District extends air quality advisory through Monday SAN FRANCISCO – The Bay Area Air Quality Management ...

九月 19, 2023 ... FOR IMMEDIATE RELEASE: September 19, 2023 CONTACT: communications@baaqmd.gov Air District issues air quality advisory through Wednesday SAN FRANCISCO – The Bay Area Air Quality Management ...