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The Air District is issuing a Spare the Air Alert for smog on Wednesday, July 10.  Air quality is forecast to be unhealthy. Very high inland temperatures in the 100’s and weak afternoon sea breeze, along with motor vehicle exhaust, will create elevated concentrations of ozone, or smog.

The Air District is extending a Spare the Air Alert for smog through Thursday, July 11. Air quality is forecast to be unhealthy again. Very high inland temperatures in the 100’s and weak afternoon sea breeze, along with motor vehicle exhaust, will continue to create elevated concentrations of ozone, or smog.

The Air District has issued two separate Compliance Advisories. Any entities that engage in source testing activities or that own, operate, or maintain Continuous Emissions Monitoring System (CEMS) unit(s) in the Bay Area are encouraged to review these advisories. Each advisory includes important guidance/requirements relating to source testing, CEMS unit maintenance, and/or source test reporting.

The Air District is extending a Spare the Air Alert for smog through Wednesday, July 3. A Spare the Air Alert remains in effect today, Tuesday, July 2. Air quality is forecast to be unhealthy. Very high inland temperatures in the 100’s and weak afternoon sea breeze, along with motor vehicle exhaust, will create elevated concentrations of ozone, or smog.

Nov 14, 2022 ... Appendix Q- BACT/RACT Analyses ...

Nov 14, 2022 ... Appendix S – Federal Modification ...

額定值在200萬至1000萬BTU/小時之間不符合規定要求的小型鍋爐的擁有者或操作員可能享有小型鍋爐規定的減排治理計劃的資格，享有額外的時間安裝或更新鍋爐，以符合適用的法規9與規則7的排放限制。

View a list of permit applications received by the Air District.

燒烤爐會產生揮發性有機化合物 (VOC) 及顆粒物 (PM) 等空氣污染物。VOC 與大氣層中的其他化合物發生反應，形成地表臭氧，通常成為煙霧。直徑等於或小於 10 微米的細顆粒稱為 PM10，可穿過通風系統，進入到大氣中。

瞭解各種類型的可用變化，如何申請變化以及變化聽證會上的情況。

Imagine we didn't waste time sitting in traffic.

瞭解空氣局規則制訂的相關資訊，包括規則文件草案、公衆參與的機會以及公共工作會材料。

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.

Watch or listen to Air District meetings and workshops on your computer, tablet, or mobile device.

Frequently Asked Questions from the Community Advisory Council to Air District staff

瞭解空氣局的違規通知，以及收到通知之後該怎麼做。

Air District不基於下列原因而歧視任何人：人種、國籍、族群認同、血統、宗教信仰、年齡、性別、性取向、性別認同、性別表達、膚色、遺傳信息、醫療狀況、或精神或身體殘疾、或任何其他受法律保護的屬性或信念。

Managing Community Investments Path to Clean Air (PTCA) Community Steering Committee (CSC) Meeting June 23, 2025 Miriam Torres Acting Officer, Community Investments ...