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Sanitary District No. 5

2001 Paradise Drive
Tiburon, CA 94920

Mailing Address
P.O. Box 227
Tiburon, CA 94920

Phone: 415-435-1501
Fax: 415-435-0221


Monday - Thursday
8:00 a.m. - 12 Noon
1:00 p.m. - 5:00 p.m.

About the District

  • Land Area: 2 square miles
  • Population: 8749 (as of 2006)
  • Areas Served: West side of the Tiburon Peninsula from Gilmartin Drive south and on the east side of Tiburon Peninsula from Trestle Glen south. Also provides sewage treatment for the City of Belvedere
  • Services: Sewage collection, treatment plant and system maintenance

District Board

The District is governed by a five-member Board of Directors elected to four-year terms:

  • Catharine Benediktsson
    Term expires: December 2022
  • Tod Moody
    Term expires: December 2022
  • Omar Arias
    Term expires: November 2024
  • Richard Snyder
    Term expires: November 2024
  • John Carapiet
    Term expires: November 2024

Board Meetings

  • 5:00 p.m.
  • 3rd Thursday Monthly
  • Meetings are currently being held via ZOOM due to the COVID-19 Pandemic.
  • During Regular Times, they are held at:
    Sanitary District No. 5 Main Plant
    Board Room
    2001 Paradise Drive
    Tiburon, CA 94920


Number of personnel: 10 total full-time positions. Current management contacts are as follows:

  • Tony Rubio, District Manager
    Phone: 415-435-1501, ext. 106
    Email Tony Rubio
  • Benjamin Stock, Attorney
    Phone: 415-755-2600
  • Robin Dohrmann, Office Manager
    Phone: 415-435-1501, ext. 101
    Email Robin Dohrmann
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