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.
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.
We provide many different ways to manage your water service. You can start or stop your service online or by email, phone or fax.
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!
We offer you an easy and convenient way to better understand your bill.
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.
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.
We're Here to Help. Call or email us at (408) 279-7900 or customer.service@sjwater.com.
New Service Charge Calculations
In August 2022, SJW introduced a new way of calculating your service charge. Learn more about this new calculation.
System Impacts
S CONST Singletree from Park Manor to Camden
Start Date: Tuesday, April 7th 2026 - 9:00am
End Date: Tuesday, April 7th 2026 - 3:00pm
Location: Singletree from Park Manor to Camden
Service Impact: Total Outage
Nature of Work: Mainline tie in
S CONST San Carlos x Josefa x Columbia
Start Date: Tuesday, April 7th 2026 - 9:00pm
End Date: Wednesday, April 8th 2026 - 5:00am
Location: San Carlos x Josefa x Columbia
Service Impact: Total Outage
Nature of Work: Mainline Tie-In
S CONST Bergerac from Mireille to Chambertin
Last Updated: Wednesday, April 1st 2026 - 10:14amStart Date: Thursday, April 9th 2026 - 9:00am
End Date: Thursday, April 9th 2026 - 3:00pm
Location: Bergerac from Mireille to Chambertin
Service Impact: Total Outage
Nature of Work: Mainline tie in
S CONST 3rd st from Hensley to the railroad tracks
Start Date: Thursday, April 9th 2026 - 10:00am
End Date: Thursday, April 9th 2026 - 4:00pm
Location: 3rd st from Hensley to the railroad tracks
Service Impact: Total Outage
Nature of Work: Mainline tie in