Questions about your bill? Visit our FAQ page

Welcome to Mesa Water’s online payment options. Here you can register for online options to go paperless, view bills, set up autopay or make a one-time payment.

Mesa Water District is pleased to offer residents an easy and convenient method to view and pay their water use bills online. 

Register a New Account • Make a One-time Payment

Please Note: Online Bill Pay is temporarily unavailable from May 28-June 3, 2026 due to our new customer portal scheduled to go live. 

Pay by Phone

Call 877.493.5093
No fee or additional charge for this service.

U.S. Mail

Mesa Water District
Payment Processing Center
P.O. BOX 6513 Pasadena, CA 91109

Please allow a minimum of 7 days or a full week for delivery.

In Person

Mesa Water District
1965 Placentia Avenue
Costa Mesa, CA 92627

Our office hours are as follows and you can get directions here.

  • Monday - Thursday 7:30 a.m. - 5:00 p.m.
  • Friday 8:00 a.m. - 3:30 p.m.
  • Drop box - payments after hours or on weekends and holidays can be delivered to the drop box to the left of Mesa Water's front door. Payments left in the drop box will be processed on the next business day.