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Septic Permit Type Flowchart

This flowchart outlines whether or not you need a septic permit, and if so, with which permit process you will need to proceed.

Flowchart

Do I need a septic permit? If so, which type?

Septic Permit Types Flow Chart

Alternate Description of Flow Chart

Do I need a septic permit? If so, which type?

  • Are you installing a new septic system?
    • If yes, refer to the new permit flow chart.
    • If no, continue to the next question.
  • Are you installing a replacement septic system?
    • If yes, refer to the new permit flow chart.
    • If no, continue to the next question.
  • Are you repairing a septic system?
    • If yes, refer to the repair permit flow chart.
    • If no, you are exempt from needing to have a permit.
  • The process is now completed.

Additional Information

New Septic System

Complete System or System Components on undeveloped property.

Replacement

  • Replacement/Repair of Septic Tank.
  • Replacement of more than 25% of Dispersal System.
  • Replacement of Pretreatment Unit.

Repair

  • Replacement of 25% or less of Dispersal System.
  • Replacement/Repair of leach line, whole or segment,within existing trench.
  • Replacement/Repair of dispersal chamber, whole or segment,within existing chamber trench.
  • Repair of Pretreatment Unit

Permit Exempt

  • Risers
  • Sanitary Tees
  • Effluent Filters
  • Diversion Valves
  • Distribution Box
  • Sewer Line from House to Septic Tank
  • Sewer Line from Tank to D-Box
  • Solid Sewer Line Connecting D-Boxes

Contact Information

Contact Well & Septic by Phone
Address
2550 Ventura Avenue
Santa Rosa, CA 95403
38.465074, -122.723705

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OWTS FAQs

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frequently asked questions FAQ

Find answers to frequently asked questions (FAQs) related to the County’s septic system program and proposed updates to septic regulations.

Advanced Protection Management Plan

North Coast Regional Water Board’s Russian River Watershed Advanced Protection Management Plan interactive map.

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Well & Septic Permits

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Water Well

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