Customer Care
San Jose Water takes pride in the service we provide to our customers and our communities. For us, customer service means being available to answer your questions promptly, respond quickly to emergencies, provide a safe and reliable water supply, and much more. Browse this section to find information on billing and payment, service alerts, starting service, and other service topics.
the San Jose Water service area.
Billing and Payments
Discover how easy it is to pay your bill online. No need to write checks or pay for postage.
Visit Customer Portal FAQs to learn more.
Start or Stop Service
We provide many different ways to manage your water service. You can start or stop your service online or by email, phone or fax.
PromisePay Payment Plans
San Jose Water has partnered with Promise to offer our customers affordable, convenient, and flexible PromisePay payment plans for their past due bills.
Click here to learn more and enroll today!
Rates and Regulations
San Jose Water's rates are set by an independent third party, the California Public Utilities Commission (CPUC). The CPUC's mission is to protect utility customers and ensure the rates charged by all utilities are fair and reasonable.
Who's Responsible for What?
Have a question about who is responsible for the water infrastructure on or near your property? We have all the answers for you in one spot!
How is My Rate Calculated?
Watch this video to find out.
Contact Us
We're Here to Help
Call or email us at (408) 279-7900 or customer.service@tsunoi-toso.com.
New Service Charge Calculations
In August 2022, SJW introduced a new way of calculating your service charge. Learn more about this new calculation.