• Sanitary District 5: Serving Tiburon and Belvedere, CA

    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.

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Sewer Emergencies

24 Hours

(415) 779-9048

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

Our Mission

Sanitary District No.5 of Marin County is a special District, which while meeting or exceeding all applicable local, state and federal laws and regulations, is dedicated to the protection of public health and the environment through effective and economical collection, conveyance, treatment and disposal of wastewater.