Jason Dow, President (2019-2022)

jdowJason Dow was appointed general manager of the Central Marin Sanitation Agency (CMSA) in 2002. He began his career with CMSA in June 1993 as a University of California, Berkeley, College of Engineering intern and was then hired permanently as an engineering technician in December of 1993. Jason graduated from University of California, Berkeley with his Bachelor of Science in civil engineering and received his Masters of Science in environmental engineering from San Francisco State. He is a California registered civil engineer.

Jasmin Hall, Vice-President (2017-2023)

Jasmin Hall serves as President of the Inland Empire Utilities Agency Board of Directors where she represents Division 4, the City of Fontana and portions of the Cities of Rialto and Bloomington. Ms. Hall was appointed to the Board of Directors in October 2013, elected in November 2014, and re-elected in November 2018. Ms. Hall is the Agency’s representative to the Association of Special Districts, Regional Policy Committee, California Association of Sanitation Agencies (CASA), the Santa Ana Watershed Project Authority (SAWPA) Commission, and Association of California Water Agencies (ACWA). Ms. Hall also serves as President on the Chino Basin Financing Authority and an alternate for the Chino Basin Water Bank.

She has extensive experience in community leadership by serving as the Fontana Planning Commission Secretary and serving as Chairwoman for the Fontana Parks and Recreation Commission. Ms. Hall initiated the process that earned Inland Empire Utilities Agency the Special District Leadership Foundation’s District Transparency Certificate of Excellence.

She received a Recognition in Special District Governance certificate, which is designed to honor special district Board members and trustees that demonstrate their commitment to continuing education and special districts governance. The recognition covers the essentials of good governance, as well as service-specific education.

Ms. Hall holds an M.B.A. degree with a specialization in Human Resource Management from National University, San Diego, a B.S. degree in Business Management from University of Phoenix, San Diego, and a Project Management Certification from University of Irvine.

Georgean Vonheeder-Leopold, Secretary-Treasurer (2018-2021)

gvonheeder-leopoldGeorgean Vonheeder-Leopold has been an active member of CASA for more than 15 years. Also a Director on the Dublin San Ramon Services District Board, she brings years of public service and experience to the CASA Board. In 1977, while raising four children, Georgean became active in local government, scouting, and youth sports. She worked on the campaign to incorporate Dublin and San Ramon as cities and then served on the first Dublin Planning Commission, which was tasked with writing the first General Plan. She then became a member of the Dublin City Council, just in time to approve the General Plan.

Active in public service for more than 35 years, Georgean has served on various city and county commissions as well as a host of nonprofit boards. She has lived in Dublin since 1971 and recently retired from a long career in tax accounting.

Roger Bailey, Director (2017-2023)

Roger became the General Manager at the Central Contra Costa Sanitary District on August 19, 2013. CentralSan is a progressive sanitary district providing wastewater collection and treatment services to approximately 471,000 people in the central Contra Costa area.

Before his employment at CentralSan, Roger served as the head of the City of San Diego Public Utilities Department.  Prior to joining the City of San Diego, he served as Deputy City Manager and Utilities Director for the City of Glendale, Arizona; Utilities Director for the City of Royal Palm Beach, Florida; Assistant Utilities Director for the City of Valdosta, Georgia; and Senior Engineer with the City of Tallahassee Water Utilities Department. Under his leadership, San Diego and Glendale’s Utilities Department has won platinum awards for Utility Excellence from the Association of Metropolitan Water Agencies. Since coming to CentralSan, the facility has won the NACWA Platinum Award for three consecutive years.

Roger is a registered professional engineer in Arizona and Florida. His education includes M.S. and B.S. degrees in Civil Engineering from Florida A&M University.  He also holds a B.S. degree in Physics and Mathematics from the University of Winnipeg, Canada.

David Cardenas, Director (2019-2023)

David T. Cárdenas was appointed to the Selma-Kingsburg-Fowler County Sanitation District Board in June 2004 and is still acting Board Chairman. In 1999 he began serving on the Fowler City Council. He was elected to the Office of Fowler Mayor in 2011 and is still currently serving.

Chris Davenport, Director (2020-2021)

Chris is a registered professional civil engineer who has been working in the water/wastewater industry his whole career. After graduating from UC Berkeley, he spent the first two years of his career working for the City of Oakland learning all about sewers.  To help round out his ‘one’ water experience, he left Oakland to go work for the Contra Costa Water District where he spent the next 8 years working on a variety of water projects including the original Los Vaqueros Dam.  To expand his water range, he joined the private consulting ranks where over the last 20-plus years has helped client agencies all over Northern California plan, design and construct a variety of projects ranging from large pipelines to advanced filtration treatment plants.   He has been a proud member of CASA for close to 20 years and is a Vice-President at Psomas, and is a proud winner of the CASA 2004 Associates Achievement Award.

Craig Elitharp, Director (2018-2021)

Craig Elitharp was first elected to the Division 3 seat of the Vallecitos Water District Board of Directors in 2014 and served as Board President in 2017.  He served on the Board of the Encina Wastewater Authority from 2014 to 2018 as one of two Vallecitos Water District representatives and served as Chairman of its Policy and Finance Committee in 2018.

Craig retired from the Rancho California Water District in 2014 with nearly 25 years of experience there in the roles of Civil Engineer, Operations Manager and Director of Operations and Maintenance.  Prior experience includes 4 years as a Civil Engineer with the Navy Public Works Center in San Diego and 6 years as a Civil Engineer with the US Forest Service on National Forests in Arkansas and Virginia.

Craig is a Registered Civil Engineer in California and holds State Water Resources Control Board certifications as a Grade 5 Water Distribution Operator and Grade 3 Water Treatment Operator.  He is a 1979 graduate of the College of Environmental Sciences and Forestry at Syracuse University, receiving a Bachelor of Science degree in Forest Engineering.

Jim Herberg, Director (2019-2022)

James (Jim) Herberg is the General Manager for the Orange County Sanitation District. Mr. Herberg has been with OCSD since 1995. Prior to becoming the Orange County Sanitation District’s General Manager, he was the District’s Director of Engineering and Assistant General Manager. Among his achievements, is the successful management of the District’s $2.7 billion capital improvement program including $554 million in secondary treatment upgrades, which were completed in September 2012-on time and on budget.

Jim is a registered Civil Engineer in the State of California and is a board-certified Environmental Engineer by the American Academy of Environmental Engineers. He holds a Bachelor’s Degree in Civil Engineering from the University of Oklahoma, and a Master’s Degree in Civil Engineering from Long Beach State. He completed the Senior Executives in State and Local Government Program at Harvard University in 2002.

William “Bill” Long, Director (2019-2021)

wlongBill Long is a four term board member at Novato Sanitary District. He is also a member of the board of the North Bay Water Reuse Authority – a coalition of water and wastewater agencies and local governments in Napa, Sonoma and Marin counties. Bill’s focus has been on resource reuse and recovery which includes the solid waste handled by the trash collector franchised by the District. His other interests include preservation of open space and outdoor recreation. Bill is chair of the Bay Area Ridge Trail Council and a board member of the San Francisco Bay Trail. In 2011 he was honored for environmental leadership by the North Bay Leadership Council.

Bill has a Bachelor of Science and Masters of Science in chemical engineering from MIT and is retired.

Traci Minamide, Director (2019-2022)

tminamideTraci is the chief operating officer for the City of Los Angeles, LA Sanitation. In this capacity, she assists the director by maintaining bureau-wide oversight of operational activities in a program that consists of three core services: wastewater collection and treatment, solids resources, and watershed protection (stormwater). Her main area of focus is in wastewater treatment, water recycling, and biosolids management where over 450 million gallons per day are collected and treated. Traci has been with the city for 25 years and has previously served with the city’s Department of Water and Power and the Irvine Ranch Water District. She has served in many capacities including water planning, industrial pretreatment, environmental regulations, and wastewater treatment.

Traci holds a Bachelor of Science in civil engineering from California State Polytechnic University at Pomona and a Master of Science in environmental engineering from Loyola Marymount University. She is also a licensed professional civil engineer in the State of California and a board certified environmental engineer.

Craig Murray, Director (2020-2022)

Craig is General Manager of the Carpinteria Sanitary District, where he has been since 2004. He is a registered Civil Engineer in California and active in numerous professional organizations.  Prior to his appointment as the District General Manager he worked as a consulting engineer serving municipal water and wastewater clients. Craig was a member of the CASA Utility Leadership Committee until 2017, is part of SCAP and CSRMA leadership, and is very active in CASA.

Tony Trembley, Director (2019-2022)

Tony Trembley is the current Mayor of the City of Camarillo and was elected to the City Council in 2016. He is a longtime community leader in Camarillo.

Tony has practiced public agency, environmental and water law since 1983. He principally represents local public agencies, with a focus over thirty years on wastewater agencies in Ventura and Santa Barbara Counties. Tony is currently semi-retired with a part-time solo practice. He is a former chair of the CASA Attorneys Committee.

Tony’s undergraduate education occurred at Trinity College, Dublin, Ireland and a B.A. with Highest Honors in Political Science/Public Service from the University of California, Davis in 1978. He thereafter served as a postgraduate fellow in the California Legislature and is a 1983 graduate of the University of California, Davis School of Law.


Roland Williams, Director (2018-2021)

Roland Williams is the General Manager of the Castro Valley Sanitary District (CVSan). He has been with CV San 19 years, 12 years as the General Manager. Prior to coming to CVSan, Roland worked for Harris and Associates as a project manager and owner’s representative on wastewater treatment plant projects. He has served on the CASA Utility Leadership Committee and is a member of CWEA, WEF, APWA, and has held various volunteer roles with these organizations. He is a father of two adult children and grandfather of two. His hobbies include fitness training, reading, travel, and spending time with family.