Contact Us

For general information, or to speak with an employee of the Municipal
Water District of Orange County (MWDOC):
Tel. (714) 963-3058

Visit our office at:

18700 Ward Street
Fountain Valley, CA 92708

Reach us via mail at:

P.O. Box 20895
Fountain Valley, CA 92728

MWDOC is a wholesale water provider and we do not serve residential or business customers directly. To report a water emergency such as water main breaks, service leaks, etc., or to change or start a new water service, please contact your retail water provider directly. Click here for a listing of retail water providers in Orange County.

For questions related strictly to the MWDOC Board of Directors, contact Maribeth Goldsby, at or (714) 593-5006.

To reach a specific MWDOC staff member directly, please use the following direct-dial phone numbers and email addresses:

Our Staff

General Manager & Assistant General Manager

Harvey De La Torre -Preferred- Cropped Compressed

Harvey De La TorreGeneral Manager

(714) 593-5027

Melissa Baum-Haley Cropped Compressed

Melissa Baum-HaleyAssistant General Manager

(714) 593-5016

Planning and Resource Development

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Charles BusslingerDirector of Engineering/District Engineer

(714) 593-5003

Vicki Osborn

Vicki OsbornDirector of Emergency Management, WEROC


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Sarina SriboonluePrincipal Engineer

(714) 593-5009

Janine Shunk Cropped Compressed

Janine SchunkWEROC Coordinator

(714) 593-5021

Metropolitan and Water Issues

Kevin Hostert Cropped Compressed

Kevin HostertSenior Water Resources Analyst

(714) 593-5034

Alex Heide Cropped Compressed

Alex HeideSenior Water Resources Analyst

(714) 916-0753

Public Affairs

Damon M Cropped Compressed

Damon MicalizziDirector of Public Affairs

(714) 593-5014

Tiffany 1 Cropped Compressed

Tiffany BacaPublic Affairs Manager

(714) 593-5013

Sarah 1 Cropped Compressed

Sarah WilsonPublic Affairs Specialist

(714) 593-5029

Katie 2 Cropped Compressed

Katie VincentPublic Affairs Coordinator I

(714) 916-0763

Nate 1 Cropped Compressed

Nate ShepherdPublic Affairs Coordinator I

(714) 593-5022

Claire Johnson Cropped Compressed

Claire JohnsonPublic Affairs Coordinator I


Water Use Efficiency

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Joe BergDirector of Water Use Efficiency

(714) 593-5008

Rachel Davis Cropped Compressed

Rachel DavisWater Loss Control Programs Supervisor

(714) 593-5038

Rachel Waite Cropped Compressed

Rachel WaiteWater Use Efficiency Program Supervisor

(714) 593-5011

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Beth FahlSenior Water Use Efficiency Analyst

(714) 593-5015

Sam Fetter Cropped Compressed

Sam FetterWater Use Efficiency Analyst I

(714) 593-5004

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Tina FannWater Use Efficiency Analyst I

(714) 593-5017

Cristal Castro Cropped

Cristal CastroWater Use Efficiency Program Assistant

(714) 593-5036

Melissa Hurtado Cropped Compressed

Melissa HurtadoWater Use Efficiency Intern


Alondra Renteria Solis Cropped Compressed

Alondra Renteria SolisWater Use Efficiency Intern

(714) 593-5023

Alex Cavazos Cropped Compressed

Alex CavazosWater Use Efficiency Intern

Willie Zavala Cropped Compressed

Guillermo ZavalaWater Loss Control Technician

(714) 593-5024

Hugo Escamilla Cropped Compressed

Hugo EscamillaWater Loss Control Technician

(714) 916-0762

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Binh TranWater Loss Control Intern


Government Affairs

Heather Baez 1 Cropped Compressed

Heather BaezDirector of Governmental Affairs

(714) 593-5012

Finance and IT

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Hilary ChumpitaziDirector of Finance and IT

(714) 593-5019

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Lina GunawanSenior Accountant

(714) 593-5018

Dave Anderson 1 Cropped Compressed

Dave AndersonIT Analyst

(949) 593-5032

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Steven HungFinancial Analyst/Database Analyst

(714) 593-5030

Administrative Services

Cathleen Harris Cropped Compressed

Cathy HarrisDirector of Human Resources and Administration

(714) 593-5007

Maribeth Goldsby Cropped Compressed

Maribeth GoldsbyDistrict Secretary/Executive Assistant to the General Manager

(714) 593-5006

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Katie DavanaughSenior Executive Assistant

(714) 593-5005

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Pari FranciscoRecords Coordinator

(714) 593-5002

Dubuque Revised

Tina DubuqueExecutive Assistant

(714) 593-5025

photo of Leah Frazier

Leah FrazierAdministrative Assistant

(714) 593-5001

DeCasas Resized

Michelle DeCasasAdministrative Assistant

(714) 916-0751

Hernandez Revised

Christina HernandezDatabase Coordinator

(714) 593-5028