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Customer Service Center

200 E. Santa Clara St.
1st Floor Tower
San José, CA 95113

Phone: (408) 535-3500

Contact Form

Monday - Friday
8:00 a.m. - 5:00 p.m.

Drinking Water
San Jose Municipal Water SystemSan José Municipal Water System  
San José Municipal Water System (Muni Water) is owned and operated by the City of San José. It is one of three drinking water suppliers in San José, along with privately-owned San Jose Water Company and Great Oaks Water Company.

Look up your water retailer.

Muni Water has grown from a relatively small water utility to the fourth largest water retailer in Santa Clara County. Today, we offer some of the lowest water rates in the San Francisco Bay Area while providing our customers with a safe and reliable water supply.

Notice: North First Street Main Replacement Project
From October 2019 to May 2020, Muni Water will coordinate a potable water pipeline replacement project on North First Street (Southbound lanes), between Trimble Road and Orchard Parkway. Construction will take place from 9:00 p.m. to 5:00 a.m. Monday through Friday. Expect lane closures/detours and parking restrictions in and around the project area, along with an increased level of noise during the construction period. If you have any questions or concerns about the construction activities for this project, please contact Muni Water at (408) 277-3671. Thanks you for your patience while we work to improve your water system. 

Pay My Bill & Rates 
  • Pay bills online: To pay online, or sign up for automatic or recurring payments, use E-Bill Express. By following the link, you will leave the City of San José website. Have your customer and account number from your bill statement ready. 
  • Pay bills by phone: To pay your bill by phone, 24 hours a day, call (866) 551-5253.
  • Other payment options: To pay by mail, in person, or other options.

View Drinking Water Rates

Water Emergencies
To report a water emergency during business hours (Monday - Friday, 8:00 a.m. - 5:00 p.m.), please call (408) 535-3500. For after-hours emergencies, call (408) 363-4742.

Let's Make Water Efficiency a Lasting Effort
Although water supply levels in San José have returned to normal, it’s still important to save water and make water efficiency a part of our daily lives.

Water Use Rules
The City has water use rules that remain in effect at all times to promote efficient water use. View San José's Water Use Rules.

Water Saving Tips
There are lots of ways to save water. Shortening your shower by just 5 minutes can save 15 gallons indoors. Learn how you can save water at home.

Report Water Waste
Learn how to report water waste in Santa Clara County.

Free shower heads and aerators for our customers.Free Water Fixtures
Muni Water offers customers free water-saving shower heads and kitchen and bathroom faucet aerators. Customers can pick them up in person Monday - Friday, 8:00 a.m. - 5:00 p.m., at our offices at 3025 Tuers Rd. The fixtures are also available from Valley Water for customers who have completed a DIY Water Wise Indoor Survey. After completing this step-by-step guide, customers can fill out this electronic worksheet to request high efficiency shower heads, kitchen and bathroom sink aerators, and toilet flappers to be mailed to them directly.