Geothermal and Hydrogeologic Controls on Regional Groundwater Temperatures

Dr. Erick R Burns, PhD, U.S. Geological Survey, Geology, Minerals, Energy, and Geophysics Science Center, Moffett Field, United States, Steve Ingebritsen, USGS Western Regional Offices Menlo Park, Menlo Park, United States, Colin Francis Williams, USGS, Baltimore, MD, United States and Michael Manga, University of California, Berkeley, Earth and Planetary Science, Berkeley, United States