Geyserville Sanitation Zone

    About the Zone

    • Began Operation: 1978
    • Service area: 177 acres
    • Service recipients: 337 Equivalent Single-Family Dwelling
    • Treatment level: Secondary
    • Design capacity: 92,000 gallons per day (average daily dry weather flow)
    • Discharge: Recycled water from this plant is disposed through percolation and evaporation.
    • Board of Directors:  The Water Agency's Board of Directors act as the Zone's Board.
    • Wind Turbine installed 1/8/2013

    Newsletter and Proposition 218 Notice


    Budget Information

    Contact Information

    Billing/Financial Questions: Manuel Olvera, 707-521-6215 or

    General Questions: Brad Sherwood, 707-547-1927 or