Mesa Water's lobby is closed to the public.
Mesa Water remains fully operational to ensure safety and reliable water service.
Our business hours remain the same. Click here to learn more.
1965 Placentia Avenue
Costa Mesa, CA 9262
Regular Office Hours
Monday - Thursday 7:30 a.m. - 5:00 p.m.
Friday 8:00 a.m. - 5:00 p.m.
In case of emergency during after hours, please call 949.631.1200
If you have a water leak or other water related emergency, please press “9” and you will be transferred to the Costa Mesa Police Department for assistance. Or, you may call them directly at 714.754.5251.
If you would like to locate someone within our dial-by-name directory, please press # (pound).
For all other non-urgent inquiries, including billing questions or to stop or start water service, please call 949.631.1200 during regular business hours.
Please note: Mesa Water requires a 2-day notice to start or stop water service to your property.
Bill Payment Mailing Address
Payment Processing CenterP.O. BOX 6513
Pasadena, California 91109
Bill Inquiries/Customer Services
Water Use Efficiency
Backflow/Cross Connection Control
Public Affairs Coordinator
Office of the General Manager
Paul E. Shoenberger, P.E.
General Manager 949.631.1206
Business Administrator 949.207.5408
Executive Assistant to the General Manager 949.631.1206
Administrative Services Manager 949.631.1206
Customer Services Manager 949.631.1200
Phil Lauri, P.E.
Assistant General Manager 949.631.1291
Chief Financial Officer 949.207.5456
Human Resources Manager 949.574.1020
Public Affairs Coordinator 949.207.5493
Tracy Manning, MPA
Water Operations Manager 949.207.5468
Stacy Lynne Taylor
Water Policy Manager 949.207.5434