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News Index


November 24, 2021 | Permit Sonoma

New Well & SepticDistricts

The Well & Septic Division has re-assigned districts due to staffing changes. View Well & Septic - Environmental Health Districts Map (PDF). This change is effective December 1, 2021. Read full story


November 22, 2021 | Permit Sonoma

Board of Supervisors to Consider Adoption of the Multi-Jurisdictional Hazard Mitigation Plan

The Board of Supervisors will consider adoption of the 2021 Sonoma County Multi-Jurisdictional Hazard Plan (MJHMP) at a public meeting on December 7, 2021. The final draft of the Plan and other Board materials will be available on the Board of Supervisors website in advance of the meeting. Read full story


October 26, 2021 | Permit Sonoma

Dry Weather Well Testing Closures for 2021

The dry weather well testing season for 2021 is closed as of today: Tuesday, October 26, 2021. Read full story


September 22, 2021 | Permit Sonoma

Sonoma County Board of Supervisors Adopts Updated Accessory Dwelling Unit Ordinance

The Sonoma County Board of Supervisors updated the accessory dwelling unit (ADU) and junior accessory dwelling unit (JADU) regulations for the unincorporated County, effective October 14, 2021. Read full story


June 02, 2021 | Permit Sonoma

Well and Septic Drought Related Policy Changes

On April 21, 2021, Governor Gavin Newsom proclaimed an emergency drought for Sonoma and Mendocino Counties.  On April 27, 2021, the Sonoma County Board of Supervisors also proclaimed a drought emergency for Sonoma County. Read full story


December 16, 2020 | Permit Sonoma

SoCo Hazard Mitigation Planning Community Survey

Sonoma County and partner jurisdictions are partnering to update the Countywide Hazard Mitigation Plan.  You can get involved now by completing the community survey! Read full story


October 12, 2020 | Permit Sonoma

Reminder to Submit Complete Septic Applications, Comply with Septic Standards, and Maintain Professional Communications

Septic Professionals: This message is intended as a reminder to please submit complete septic applications in accordance with county standards including the OWTS Manual v7.0, policies and procedures, and published guidance documents as well as to encourage and promote professional communications. Read full story


September 29, 2020 | Permit Sonoma

September 2020 Special Issue of Permit Sonoma Newsletter Now Available!

Information in this special newsletter features prevention and recovery information including these topics: Expanded 2020 Curbside Chipper Program, Rebuilding after the Walbridge and Meyers Fires, and Disaster Recovery Urgency Ordinance Chapter 40C Read full story


July 21, 2020 | Permit Sonoma

Flood ManagementDesign Manual (FMDM) Announcement

Sonoma Water’s Board of Directors adopted a resolution approving the Flood Management Design Manual (FMDM) to provide guidance and criteria for the conveyance of storm water. The FMDM is a significant update to the existing criteria and will replace the current Sonoma County Water Agency Flood Control Design Criteria (FCDC). Read full story


July 17, 2020 | Permit Sonoma

Permit Sonoma Change in Services as of July 20th

Permit Sonoma is currently open for 20 hours per week for live phone assistance as well as limited video and in-person appointments. The Permit Center is closed to the public until further notice. Virtual services remain available during regular business hours. Read full story