Jason Dadakis, P.G., C.HG
Executive Director of Water Quality & Technical Resources
Jason Dadakis currently serves as the Executive Director of Water Quality & Technical Resources for the Orange County Water District. He is responsible for managing scientific investigations, monitoring, permitting, regulatory compliance, and applied research in support of the District’s groundwater recharge activities, water quality programs, and water recycling projects, including the Groundwater Replenishment System.
Jason has more than 20 years of environmental and water resource management experience. In his 15+ years at the District, he has also worked as a Hydrogeologist, Senior Hydrogeologist, and Director of Health & Regulatory Affairs. His responsibilities have included groundwater modeling, tracer studies, water treatment research, quality assessments, regulatory compliance reporting, and the permitting of new and expanded recycled water production and recharge facilities.
Jason earned a Bachelor’s degree in Earth Sciences from Dartmouth College and a Master’s degree in Hydrology from the University of Arizona. He is a Registered Professional Geologist and Certified Hydrogeologist in the State of California.
Jason currently serves as a trustee on the board of the California Section of the WateReuse Association (WRCA), chair of the WRCA Potable Reuse Permitting and Compliance Committee, WRCA’s designated representative on the national WateReuse Association’s Research Committee, and as Treasurer of the National Water Research Institute (NWRI). He is the Past President of the Orange County Chapter of WRCA and formerly served as President of the Orange County Water Association (OCWA).