Welcome to South Mesa Water Company

Providing customers with safe, quality water for more than a century.

Memorial Day Closure

Our office will be closed on Memorial Day, May 25th.


 Office Closing Due to Coronavirus

Expanded Account/Payment Options Coming!

We’re working to give customers easy access to their account’s and more options to pay their bills. 

South Mesa's Fire Preparedness Efforts Recognized

Calimesa News Mirror’s article covers Sandalwood Fire.

South Mesa Water Company

South Mesa Water Company is a mutual water company serving parts of Calimesa and Yucaipa since 1912. We’re proud of the fact that we’ve been providing high quality water to our customers for more than a hundred years.  Providing quality water at an affordable price and quality service to the community we serve is something we take very seriously.

Payment Options

South Mesa Water Company offers a variety of payment options, including Direct Debit as well as other electronic means for paying your bill each month. To view payment options, click here.

Water Quality

At South Mesa Water Company, providing our customers with safe, reliable, high quality drinking water at a reasonable cost is our highest priority. To learn more about the quality of our water, click here.

Click here to view our Consumer Confidence Report (hard copies available upon request)

Contact Info

391 West Avenue L, Calimesa, CA 92320

Monday through Friday 8:00 a.m. to 4:00 p.m.

(909) 795-2401 – available 24 hours