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Instructions & Forms

Public Sewer

Do Not Print Out Construction Plans or Other Documentsdo not print

Construction plans and documents are to be submitted electronically. Paper documents are not accepted when applying for a permit.

The instructions and forms listed below are undergoing review. Some may still contain outdated instructions to print out copies of construction plans and documents. Please ignore that instruction and submit electronically. Only print items if directly instructed by Permit Sonoma for your situation.

More information about Sanitation Sewer

  • SAN-001 Sewer Construction Permit Owner Acknowledgement (PDF)

    authorized representative of the business in ownership is required to sign this document acknowledging its obligation to pay for all services rendered including sewer permit fees, capacity or connection charges and annual sewer service fees. (PDF) (Version 04/14/2025)

  • SAN-004 Outside Service Area Sewer

    Summary of the background information and the necessary requirements to request public sewer service for a property located outside of the service area of a County sanitation district or zone. (Revised 01/22/2015)

  • SAN-005 Application for Outside Area Sewer

    The from shall be completed by the Applicant to provide the necessary information for Permit Sonoma to determine if the property in question can receive sanitary sewer service from a Sonoma County Sanitation District or Zone. (PDF: 363 kB) (Version 02/28/2020)

  • SAN-009 Sewer Construction Plan Requirements

    Provides minimum site plan requirements for sewer construction permit applications. (Version 09/17/2024)

  • SAN-010 Application for Sewer Permit (PDF)

    Sewer permit application for various types of activities including building sewer, lateral, repair or replace, cleanout, cap, pump system/pressure lines, sewer main line, manhole, etc. (PDF: 283 kB) (Revised: 06/28/2022)

  • SAN-022 Sonoma Water Requirement for Specification for Side Sewer Pipe Bursting Application (PDF)

    The following Information and specifications shall be included with any application for the use of Pipe Bursting Technology for replacement of private Building Sewers (within private property), public Lateral Sewers (within public right-of-way) or Side Sewers (Building Sewer plus Lateral Sewer) in accordance with the Sonoma Water Design and Construction Standards for Sanitation Facilities (Water Agency Standards). (PDF: 198 kB) (Version: 05/27/2022)