Welcome to RCMU

In response to COVID-19 and potential financial and economic challenges, RCMU has temporarily suspended service disconnections and late fees as we continue to monitor the evolving situation.

If you are facing financial difficulties, RCMU will work with you to find a solution that will meet your current situation. Customers are encouraged to contact Customer Service at (909) 919-2612 or by email at RCMU.Customer@CityofRC.us to make payment arrangements.

For more information on City services and resources during the COVID-19 pandemic, click here.


The Rancho Cucamonga Municipal Utility (RCMU) provides economic and reliable electricity to over 1,200 metered businesses and residents in a selected area within the Southeastern proximity of the City of Rancho Cucamonga. Since 2004, RCMU has continued to serve our customers with reliable electricity while maintaining lower rates than those charged by the local investor-owned utility, along with excellent customer service.

RCMU is committed to increased use of renewable energy resources and sustainable practices that help reduce environmental impacts within the City of Rancho Cucamonga. RCMU is also committed to helping its customers conserve energy through a variety of rebates and incentive programs. Saving energy not only helps the environment, but it can also help the bottom line of Rancho Cucamonga businesses and residents. RCMU shall continue to serve the needs of our customers, while striving to grow strategically and with innovation.