Please remember:  there are two air Districts in Sonoma County, each with different Air Quality Programs and rules.  Please verify with our map tool on our Home Page that we are your Air District.  We look forward to hearing from you.

​8:00 - 12:00 and 1:00 - 4:30

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Phone:  (707) 433-5911

FAX:       (707) 433-4823

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