Welcome to the Official Website of Rio Alto Water District

Our Mission

The Rio Alto Water District is a California Water District, a public agency, that is dedicated to providing the highest quality potable water and water reclamation services to its customers in the most efficient and cost effective manner.  The District's Board of Directors and employees aspire to the highest degree of integrity, honesty, trust and respect in our interaction with each other, our customers, our suppliers and our community.

Bill Payment Options

Looking for the most convenient way to pay your bill? We offer a wide variety of payment options to our customers. Simply choose the option that best suits your needs... Learn more...

Current Community Updates:

Current Community Updates are available below:

click here to access these Current Reports

click here to access Monthly Newsletters

Recent News View All »

Low Income Household Water Assistance Program (LIHWAP)

June 13, 2022

Low Income Household Water Assitance Program (LIHWAP) offers a one-time payment to help you pay your past due water or wastewater bills.  Please visit csd.ca.gov/waterbill to see if you qualify for payment assistance through LIHWAP

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Celebrate, Rest, Relax & Repeat!

Celebrate, Rest, Relax & Repeat!

December 01, 2022

Wishing the Happiest of Holidays to Family and Friends This Holiday Season! 

For the most wonderful and spirited time of year, it is easy to forget to take care of yourself while you are making everyone else’s holiday magical. Well, did you realize that, in general, basic hydration tends to dwindle during the winter months? 

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