Board of Directors

The District is governed by a five-member Board of Directors who are elected to overlapping four year terms in odd-numbered years. The District has five separate election divisions, each represented by a director residing in, and elected by the voters of, the division. The Board of Directors is responsible for setting District policy and establishing long-range goals and direction for the District to ensure that its operations continue to run efficiently and effectively, both today and in the decades to come.

Current Board

Division I Division II Division III Division IV Division V
Allen L. Wu
Term of Office
2003-2011
Edwin M. Hilden
Term of Office
2002-2013
Barbara A. Carrera
Term of Office
2009-2013
Theodore L. Ebenkamp
Term of Office
2007-2011
Scarlett P. Kwong
Term of Office
2007-2011
[Year First Elected/Appointed to the Board of Directors - Year Current Term Expires]
Click here to view Election Division Map

Division I
Walnut and a portion of West Covina
Allen L. Wu

Dr. Wu, a Registered Civil Engineer, is an Assistant Project Manager for a State agency and has been a resident of Walnut since 1989. Dr. Wu serves as Chair of the District's Engineering committee and a member of the Finance committee. He also serves as a Board member of the Association of California Water Agencies Joint Powers Insurance Authority (ACWA/JPIA). Dr. Wu holds a Ph.D. in Civil Engineering and Master Degrees in Environmental Engineering and Public Administration from the University of Southern California.

Division II
North Diamond Bar
Edwin M. Hilden

Mr. Hilden has been a resident of Diamond Bar since 1966 and is a Certified Financial Planner. He obtained his Certified Financial Planning® (CFP) and Accredited Asset Management Specialist (AAMS) designations from the College for Financial Planning in Denver, CO. Mr. Hilden is currently a member of the District's Personnel and Engineering committees and he serves as a alternate on the Finance committee. Mr. Hilden is also the representative to the Three Valley's Municipal Water District and the President of P-W-R Joint Water Line Commission. He serves as an alternate board member of the Association of California Water Agencies Joint Powers Insurance Authority (ACWA/JPIA). Mr. Hilden has completed extensive education and training through the California Special Districts Governance Academy in the areas of Governance Foundations, Setting Direction and Community Leadership, The Board's Role in Finance and Fiscal Accountability, and the Board's Role in Human Resources. As a long-time Diamond Bar resident, he has served the local community through his active involvement in a number of community service activities and organizations for many years. The successful "Shop Diamond Bar" slogan and program was launched during his Presidency on the Diamond Bar Chamber of Commerce in 1989.

Division III
South Diamond Bar
Barbara A. Carrera

Ms. Carrera has been a resident of Diamond Bar since 1989. As the board member, Ms. Carrera currently serves Division III customers as a member of Walnut Valley Water District's Personnel Committee and Chair of the Public Information committee. Ms. Carrera is also a Representative of the Puente Basin Water Agency. She is currently employed by San Gabriel County Water District as their Finance and Administration Manager and is very active in the water community. Ms Carrera is the current President of the San Gabriel Valley Water Association, board member for the San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy and Past President of the Southern California Water Utilities Association. Ms. Carrera is also certified by the California, Department of Public Health as a D1 Water Distribution Operator. .

Division IV
Rowland Heights and a portion of South Diamond Bar
Theodore L. Ebenkamp

Dr. Ebenkamp has been a resident of the Rowland Heights/Diamond Bar area since 1970. He holds Master of Science and Doctor of Pharmacy degrees from the University of Southern California. He retired from the Los Angeles County/University of Southern California Medical Center after a 27-year career during in which he served as an Assistant Clinical Professor of Pharmacy and in various professional and managerial positions, including: Acting Director of Clinical Pharmacy Services, Senior Pharmacist, and Nuclear Pharmacist. Dr. Ebenkamp is a member of the District's Public Information/ Community Relations/ Legislative Action committee and an alternate on the Engineering committee. Additionally he is a Commissioner and Chairperson of the Puente Basin Water Agency, a Joint Powers Authority of the Walnut and Rowland Water Districts. Dr. Ebenkamp is a board member of the Rowland Heights Community Coordinating Council and serves on the Measure R Bond Oversight Committee of the Rowland Unified School District, and is a board member of the Youth Science Center of the San Gabriel Valley.

Division V
Portions of Diamond Bar, West Covina, Pomona, and Industry
Scarlett P. Kwong

Ms. Kwong holds a Bachelor of Science degree in Math/Computer Science from the University of California at Los Angeles. She was a Project Engineer/Planning and Budget Manager in aerospace companies developing software systems for NASA Satellite Systems, and later, for Commercial Airline's In-Flight Entertainment Systems. Ms. Kwong is the 2011 President of the District's Board of Directors and serves as the Chair of the Finance and Personnel committees and an alternate on the Public Information/ Community Relations/ Legislative Action committee. A Diamond Bar/Walnut resident since 1998, Ms. Kwong is active in many school and community organizations.