Riverside Highland Water Company is a mutual, shareholder owned water company that is regulated by the California Corporation Commission and governed by a nine member Board of Directors, of which three are selected annually by our shareholders.


We have over 3,900 domestic potable water customers. We serve water in three communities and two counties. The water company’s domestic customers in some locations consume an average of 248 GPD, while others, on large hillside lots in high fire zones, average 1,163 GPD.