Great Oaks Water Company has been providing public water utility service to the Blossom Valley - Santa Teresa - Edenvale - Coyote Valley-Almaden Valley area of the City of San Jose since the early 1960's.  Our dedication to providing the highest quality water, best customer service and the lowest rates continues to this day.  With over 20,000 customers and a dedicated staff of 17 employees, Great Oaks is recognized as one of the most efficiently run utilities in the state.

Customer Notices:

Great Oaks Water Company Notice of General Rate Case Application 21-07-001

Message to our Customers and our Community about COVID-19

Policy on Discontinuance of Service for Nonpayment

Chlorinating Water In Great Oaks Service Area

To read the 2020 Consumer Confidence Report (CCR), please click here.

Great Oaks Water Company Standards Details

Great Oaks Water Company Material Specifications

Below are a few features from our Most Frequently Asked Questions list. We will be changing these from time to time, so be sure to check back with us once in a while.

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