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Sanitary District No. 5
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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For more information about Sanitary District No. 5, please visit their website.

District Offices
2001 Paradise Drive
Tiburon, CA 94920

Phone: (415) 435-1501
Fax: (415) 435-0221
Emergency: 911

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Contact City Hall
450 San Rafael Ave.
Belvedere, CA 94920-2336
Ph: 1-415-435-3838