Welcome to RMWD

The Rainbow Municipal Water District is a Special District, organized under Section 71000 of the California Water Code that provides water/sanitation services to the unincorporated communities of Rainbow, Bonsall,  and portions of Oceanside and Fallbrook.

TSAWR Program Information Page

The Transitional Special Agricultural Water Rate (TSAWR) is a special water rate for RMWD agricultural water customers who agree to make cutbacks if MWD reduces the allocation of water to SDCWA. Click on the title above for more information.

Report Water Waste Here

As part of our efforts to meet our conservation goals, the Rainbow Municipal Water District needs your help to fight water waste.   We can't be everywhere all the time so your reports of water waste will allow us to help customers use water more efficiently.  Please use the form below to provide…

Contact Us

We are located at 3707 Old Highway 395 in Fallbrook, California 92028 and our phone number is 760-728-1178. We are open to serve our customers from 8am-4:30pm, Monday-Friday.