County of Sonoma
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Permit Sonoma › Divisions › Engineering & Construction › Well and Septic Systems › Septic Systems › Septic System Flowcharts
Septic System Flowcharts

Septic System Flowcharts

Permit and Resource Management Department Banner 750

Flowcharts that outline the steps for septic system-related permits.

Resources

Find out about Well & Septic system permits and the Well & Septic section of Permit Sonoma.

OPR Inspection Areas Map (PDF)

Map of Well & Septic's non-standard septic system OPR inspection areas within Sonoma County.

Environmental Health Districts Map (PDF)

Map of Well & Septic's environmental health districts within Sonoma County.