Regular Board of Directors Meetings are held every third Thursday of each month at 5:00 p.m. at the Main Plant of Sanitary District No. 5 of Marin County, located at 2001 Paradise Drive, Tiburon, CA.

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.