San Jose has multiple water providers: CalWater - Bakersfield, California Water Service - Dominguez, CalWater (California Water Service) - Visalia, California Water Service - San Mateo, Great Oaks Water, San Jose Water (Edenvale & Coyote Valley), California Water Service, City Of San Jose Water - North San Jose/Alviso, Cal Water - City Of King, California Water Service - Marysville, Cal Water - Oroville, CalWater - Dixon, CalWater - Willows, CalWater - Travis Air Force Base, and Calwater - Salinas Hills, view all. This page provides information about California Water Service - Dominguez.

The California Water Service – Dominguez System, Rancho Dominguez District, provides water for about 142,857 residents living in the San Jose area. Established in 2000, the California Water Service – Dominguez System, collects water from a combination of local groundwater and surface water purchased from Metropolitan Water District of Southern California (MWD), which is obtained from the Colorado River and the State Water Project in northern California.

San Jose Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires California Water ServiceDominguez to assess local water quality each year and distribute a Consumer Confidence Water Quality Report. At WaterZen, we review these reports and make the information available, in a concise, straightforward, and easy-to-understand way.

Excellent

WaterZen Rating

Lead levels in the drinking water of some cities across the United States are too high, potentially creating public-health issues for the people living in those areas.

What about California Water Service - Dominguez? How much lead is in your drinking water? And how do those levels compare to other cities in the state? We examined data from hundreds of cities across the nation to understand and grade your water quality.

As you can see, California Water Service - Dominguez received the best-possible grade because the amounts of contaminants found in the water supply were better than the Public Health Goal and most other water providers we've analyzed.

San Jose has multiple water providers: CalWater - Bakersfield, California Water Service - Dominguez, CalWater (California Water Service) - Visalia, California Water Service - San Mateo, Great Oaks Water, San Jose Water (Edenvale & Coyote Valley), California Water Service, City Of San Jose Water - North San Jose/Alviso, Cal Water - City Of King, California Water Service - Marysville, Cal Water - Oroville, CalWater - Dixon, CalWater - Willows, CalWater - Travis Air Force Base, and Calwater - Salinas Hills, view all. This page provides water quality information for California Water Service - Dominguez.

Excellent

WaterZen Rating

Lead levels in the drinking water of some cities across the United States are too high, potentially creating public-health issues for the people living in those areas.

San Jose has multiple water providers: CalWater - Bakersfield, California Water Service - Dominguez, CalWater (California Water Service) - Visalia, California Water Service - San Mateo, Great Oaks Water, San Jose Water (Edenvale & Coyote Valley), California Water Service, City Of San Jose Water - North San Jose/Alviso, Cal Water - City Of King, California Water Service - Marysville, Cal Water - Oroville, CalWater - Dixon, CalWater - Willows, CalWater - Travis Air Force Base, and Calwater - Salinas Hills, view all. This page provides water quality information for California Water Service - Dominguez.

Contact California Water ServiceDominguez Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
1720 North First Street
San Jose, California 95112

"No Phone number provided. Please visit the contact form." (https://www.calwater.com/contact-us/)
"No email provided. Please visit the contact form." (https://www.calwater.com/contact-us/)

Emergency (24 hours - broken water main or pipeline, etc.)
"No Emergency Contact Number provided. Please visit the contact form." (https://www.calwater.com/contact-us/)

Pay Your California Water Service - Dominguez Bill

Already have an account?

If you already have an account, you just need to login to the California Water Service - Dominguez site. California Water Service - Dominguez accepts credit cards, debit, and direct deposit. Click here to login.

Want to create a new account?

You can create a new account on the California Water Service - Dominguez website. Once you create the account, you can setup payment with credit, debit, or direct deposit. Click here to create an account.

Want to pay without an account?

You can make a one-time payment without creating an account. You will need to have your credit or debit card in order to make the one time payment. Click here to make a one time payment.

How to Start San Jose Water Service

Starting Your Service

When you move to a new home in San Jose, you'll most likely already have running water, but you'll still need to set up water service with the California Water Service - Dominguez. Luckily, San Jose has made it pretty simple with the following online form. Starting service generally takes just two business days.

Click here to fill out a Start Service Form.

Stopping Your Service

When you move out of a home in San Jose, you'll need to stop your water service with the California Water Service - Dominguez, so you don't keep getting billed. Simply fill out the following online form. Stopping service normally takes just two business days.

Click here to fill out a Stop Service Form.

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