Stream Conservation Area Ordinance

Community Development Agency
Photo of a stream

Stream Conservation Area Regulations for San Geronimo Valley.

New Stream Conservation Area (SCA) regulations for the protection and health of all perennial, intermittent, and ephemeral streams and habitat for the endangered coho salmon and steelhead trout in the San Geronimo Valley are now in effect. 

  • Ordinance 3770: The SCA regulations for San Geronimo Valley. 
  • Ordinance 3771: The rezoning of all lots within San Geronimo Valley to the new SGV (San Geronimo Valley) combining district. 
  • Fact Sheet to explain the new SCA regulations for San Geronimo Valley.
  • Landowner Resource Guide for properties near streams in San Geronimo Valley
  • Standard Management Practices (SMPs): Required best practices for development within the SCA.
  • Site Assessment requirements for development within the SCA.
  • Map of the San Geronimo Valley, where the SCA regulations apply.
  • FAQs (coming soon)
  • Settlement framework between the County of Marin and the Salmon Protection and Watershed Network (SPAWN), dated May 16, 2022

Resources:

Board of Supervisors Hearing: July 19, 2022
  • Notice
  • Staff Presentation
  • Errata
  • Board Letter
  • Attachment 1: Ordinance to adopt amendments to the Development Code for the SCA Ordinance for San Geronimo Valley reduce certain fees
  • Attachment 2: Ordinance to adopt the rezoning to the SGV combining district for San Geronimo Valley
  • Attachment 3: Planning Commission Resolution recommending the Board adopt the SCA Ordinance
  • Attachment 4: Planning Commission Resolution recommending the Board adopt the rezoning to the new SGV combining district
  • Attachment 5: Correspondence (dated June 27 - July 13, 2022)
  • Additional correspondence: Volume 1 and Volume 2 (warning: large file size)

Planning Commission hearing materials attached as part of the public record:

  • Attachment 6: Planning Commission supplemental memorandum, dated June 13, 2022
  • Attachment 7: Planning Commission staff report, dated June 13, 2022
  • Attachment 8: Planning Commission memorandum, dated December 9, 2021
  • Attachment 9: Planning Commission memorandum, dated December 13, 2021

Planning Commission Hearing: June 13, 2022

Planning Commission Hearing: December 13, 2021

Planning Commission Workshop: November 8, 2021:

Contact Kristin Drumm for additional information.

News:

July 20, 2022: Press Release - Board Approves Policies in San Geronimo Valley.

May 16, 2022: Press Release - County Reaches Legal Settlement with Nonprofit.

December 20, 2021: Press Release - San Geronimo Valley Ordinance Receiving Changes

October 28, 2021: Press Release - Stream Conservation Policy Goes Before Planning Commission

September 20, 2021: Press Release — Public Review Begins on Stream Conservation Policy.

March 3, 2021: Marin IJ: New rules brewing on San Geronimo Valley development.

March 2, 2021: Status of the Expanded Stream Conservation Area Ordinance for the San Geronimo Valley.

February 13, 2020: Press Release — County Seeks Balance on San Geronimo Valley Policy.

March 2, 2021
Board of Supervisors Public Hearing
The Marin County Board of Supervisors will receive a status report on the Expanded Stream Conservation Area Ordinance for the San Geronimo Valley starting approximately at 1:30 pm on March 2nd. 

Watch online via Webcast
Agenda
Board Letter
Public Comments

February 11, 2020
Board of Supervisors Public Hearing
 On February 11, 2020, the Board approved Countywide Plan Phase 1 work program initiative to develop an Expanded Stream Protection Ordinance for the San Geronimo Valley.

Watch online via Webcast
Agenda
Board Letter
Attachments