2001 Paradise Drive
Tiburon, CA 94920
(415) 435-1501

Sanitary District Number 5 - www.sani5.org

Sanitary District 5: Serving Tiburon and Belvedere, CA

The District serves over 3,500 households, collecting, processing, and treating wastewater in accordance with State and Federal Regulations under a National Pollution Discharge Elimination System Permit.

About the District

Main Plant Rehabilitation Project

The District recently conducted a condition assessment that found the District's main wastewater treatment plant well maintained, although considerable signs of aging were apparent. Mechanical and electrical equipment is at or beyond its expected useful life and below efficient energy, environmental, and safety standards. In addition, the close proximity to the ocean and the San Francisco Bay, which is not typical for wastewater treatment plants, creates a very harsh and corrosive environment.

The current main plant was constructed in the early 1980s, with some structures dating to the 1960s. It is anticipated that routine maintenance costs will rise to significant annual expenditures. Therefore, the Board of Directors of Sanitary District No. 5 has authorized a report for the Preliminary Design of the Main Plant Capital Rehabilitation and Replacement Project to be completed in 2011. If the main plant rehabilitation project is deemed appropriate for the District's needs, construction would begin in 2012 and be completed by 2014.

In the event the District moves forward with this project, Tiburon and Belvedere residents will be informed as to its progress at regular intervals during monthly Board meetings and through the District's quarterly newsletter. 

State & Bay Area Awards for Pollution Prevention & Outreach

Sanitary District No. 5, in partnership with five other wastewater treatment agencies in Marin County, won the Dr. Teng-chung Wu Award in 2010.  This annual award recognizes Dr. Teng-chung Wu's dedication to improving water quality through- out his career and, in particular, his leadership in pollution prevention.

After Bay Area utilities spent billions of dollars during the 1980s to implement traditional treatment technologies, Dr. Wu believed pollution prevention was the most cost-effective next step in improving water quality.

To advance pollution prevention in the Bay Area, Dr. Wu introduced a collaborative regional approach involving many public agencies and utilities in pollution prevention.  His efforts lead to the formation of the Bay Area Pollution Prevention Group (www.bacwa.org).

Because the public is ultimately the source of pollutants in wastewater, Dr. Wu believed strongly in the public outreach and awareness elements of pollution prevention programs.  The award reflects Dr. Wu's pollution prevention philosophy by encouraging submissions from agencies that have worked together on pollution prevention projects or have shared their ideas and experiences with others to foster new and expanded pollution prevention programs. Awards are based on leadership, innovation, commit- ment, measurable results, and benefit to the environment and community.

Contact Us

Regular Business Hours

Monday - Thursday

9:00 a.m. - 12:00 p.m.

1:00 p.m. - 3:00 p.m.

Email

info@sani5.org

Postal Mail

P.O. Box 227

Tiburon, CA 94920

Administrative Office

1120 Mar West St.,  Suite E

Tiburon, CA 94920

Telephone

(415) 435-1501

Fax

(415) 435-0221

Driving Directions

By Google Maps

Sewer Smart

Sewer Smart

Contact Us

1120 Mar Wes St., Suite E
Tiburon, CA 94920
Tel (415) 435-1501
Fax (415) 435-0221
www.sani5.org

Sewer Emergencies

24 hours (415) 945-4080

Dial 9-1-1 if public health or property is threatened.

About Sanitary District No. 5

Sanitary District No.5 of Marin County provides collection and treatment of wastewater to parts of the Tiburon Peninsula and the City of Belvedere. The District serves over 3,500 households, collecting, processing, and treating wastewater in accordance with State and Federal Regulations under a National Pollution Discharge Elimination System Permit.

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