To check the condition of conductor insulation using a minimum 500v DC megohmmeter. This test must be performed by a licensed electrician on all inundated, and not yet replaced power and control circuits.(PDF: 256kB) (Revised 10/10/2018)
Minimum standard site plan requirements for most applications at Permit Sonoma. (Planning applications have different site plan requirements.) (Revised 12/09/2020)
This form must be completed when there has been a change in owner or contractor on an issued building or grading permit(PDF: 310kB) (Version 05/29/2020)
The instructions and form are required to apply for a roiling permit. A roiling permit is required prior to performing the types of work described on the application form. (PDF: 223kB) (Version 02/24/2022)
This document summarizes waterway setback information from assorted sections of the Sonoma County Code (SCC). When multiple setbacks apply to a waterway, the most protective setback shall generally govern land use and development.(Revised 01/31/2019)
Use this Questionnaire to assist in determining when a grading permit is required.(PDF: 304kB) (Version 05/27/2020) Use withFlood Prone Urban Area (FPUA) Map.
Supplemental information about the proposed grading work to Permit Sonoma staff in order to assess appropriate fees, determine grading designation, establish a contact person for a grading permit application, and perform the site evaluation. (PDF: 319kB) (Revised 05/27/2020)
Identifies grading permit inspections required to be performed by Permit Sonoma inspection staff and, when applicable, by the project civil engineer and soils engineer. (PDF: 332kB) (Version 04/10/2020)
These notes provide information on the County’s requirements for erosion prevention and sediment control during building and construction activities. (12/16/2020)
Information for owners and contractors regarding their responsibility to protect stormwater quality during construction and recommendations for protecting stormwater quality. Responsible and proper construction management at the job site is essential for the protection of stormwater quality.(Version 03/16/2023)
The purpose of this document is to provide information to the development community on their responsibility to protect stormwater quality during construction and to inform them of the State Water Resources Control Board’s General Construction Permit requirements for construction projects disturbing one (1) or more total acres of soil.(Version 03/16/2023)
The purpose of this document is to provide information about Best Management Practices that construction site managers shall implement to keep pollutants from entering the storm drain system or nearby waterways.(Version 03/16/2023)