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 »

Notice of Public Hearing on Proposed Rate Increases 1-17-24

November 22, 2023

A Public Hearing will be held on January 17, 2024 on Proposed Water and Wastewater Rate Increases, at the District Board Room located at 22099 River View Dr., Cottonwood, CA  96022 at 6:30 p.m.

An informational meeting will be held at the Lake Club at 22431 Rio Alto Drive, Cottonwood, CA 96022 on January 10, 2024 at 6:30 P.M. to discuss the recent Water and Wastewater Studies and proposed Water and Wastewater Rate Increases prepared by Bartle Wells Associates.  


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Beat the Backyard Bugs

Beat the Backyard Bugs

May 01, 2024

As May ushers in warmer weather and longer days, many of us eagerly anticipate spending time in our backyard sanctuaries. However, pesky bugs and insects can quickly put a damper on outdoor enjoyment. From mosquitoes and flies to ants and ticks, backyard bugs can be a nuisance and, in some cases, pose health risks.

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