Geoff Delin, U.S. Geological Survey Education: Bachelors (Geology), University of Minnesota, 1976 Experience: 1979-present, U.S. Geological Survey, Water Resources Discipline (Hydrologist) 1977-1979, E.A. Hickok and Associates (Geologist) Licenses/Certifications: Certified Professional Hydrogeologist, American Institute of Hydrology Licensed Professional Geologist, State of Minnesota Affiliations American Geophysical Union (AGU) American Institute of Hydrology (AIH) Geological Society of America (GSA) Minnesota Ground Water Association (MGWA) National Ground Water Association (NGWA)