This flowchart outlines whether or not you need a septic permit, and if so, with which permit process you will need to proceed.
Do I need a septic permit? If so, which type?
Alternate Description of Flow Chart
Additional Information
Complete System or System Components on undeveloped property.
Find out about Well & Septic system permits and the Well & Septic section of Permit Sonoma.
Map of Well & Septic's non-standard septic system OPR inspection areas within Sonoma County.
Map of Well & Septic's environmental health districts within Sonoma County.