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John Fio

Areas of Expertise

Mr. John Fio has almost forty years of project management and hydrologic problem-solving experience. He successfully established multiple groundwater level and water quality monitoring programs, conducted and analyzed aquifer tests, developed water management plans, evaluated groundwater quality effects of wastewater and recycled water use and determined water sources using chemical and age-dating techniques. Mr. Fio is a recognized expert in the development and deployment of numerical models to quantify groundwater storage and flow, chemical transport and groundwater surface-water interactions. He has developed and applied models for site, water district and basin-wide investigations to calculate extraction effects on groundwater levels, groundwater storage, interconnected surface water, conjunctive use operations and the movement of dissolved constituents of concern. Mr. Fio’s professional experience includes ten years of research and project leadership with the U.S. Geological Survey and almost thirty years of experience in private consulting. His work is published in 16 peer reviewed journal articles and government reports