We look forward to serving you! Every day, our teams provide high-quality and reliable water and/or wastewater services to more than 880,000 people. We are dedicated to providing the best water and wastewater service to the communities we serve.

We recognize the trust you place in us to deliver safe drinking water and treat the wastewater from your home or business and return it safely to the environment.

We take pride in providing you with round-the-clock customer service and easy-to-use resources. Watch our welcome video and click here to view our Welcome Brochure.


Manage your account online, any time day or night with MyWater. Sign up today and from the comfort of your home:

mouse View and pay your bill

tools Turn water service on and off

caution Sign up for emergency alerts

drops Track water usage history

paper Manage your account

person Update your contact information

You can also sign up for paperless billling and enroll in automatic payments. Watch our video and for more information about billing and payment, click here.

Customer Assistance

We know your water bill is not your only expense and understand that some customers may need financial assistance to keep the water flowing. Watch our video and visit our Customer Assistance Programs page for more information.


With continuous cycles of drought, saving water is essential in California. California American Water is here to help you save water and money on your water bill. Watch our video and visit our Conservation page for more information about conservation, FREE water wise house calls, cash back rebates and more.

Water Quality

California American Water provides water that meets and exceeds federal and state safety standards. Our water is 10 times better than the industry average. We continuously monitor, maintain and upgrade our facilities to ensure they operate efficiently and meet all regulatory standards. To view your community’s Annual Water Quality Report, click here.

Contact Us

Customer service representatives can be reached at 1-888-237-1333. We are available Monday through Friday, 7 a.m. – 7 p.m. Our voice-activated phone system is available around the clock and can handle most frequently asked requests. In case of EMERGENCY, we are available 24 hours a day. Click here for more information.