John Sigda

John Sigda is a Principal Hydrogeologist at INTERA, where they focus on helping clients manage groundwater risks through advanced modeling techniques. With extensive experience in hydrology, John previously held roles at ENSR Consulting & Engineering, UNICEF, and Peace Corps, contributing to significant water supply and sanitation projects across various regions. They earned an A.B. in Engineering from Harvard University and multiple degrees in Hydrology from the New Mexico Institute of Mining and Technology, including a Ph.D. John has been pivotal in assessing groundwater issues for major clients including Rio Tinto and United Nuclear Corporation, and continues to work on impactful projects related to aquifer management and environmental remediation.