Sources and Residence Times of Groundwater in Shasta County, CA Determined by Isotopic Tracers

Elizabeth Peters1, Jean E Moran2, Amanda L Deinhart3, Sarah Kealy Roberts3, Brad Esser3 and Ate Visser3, (1)California State University East Bay, Hayward, CA, United States, (2)California State University East Bay, Department of Earth and Environmental Sciences, Hayward, CA, United States, (3)Lawrence Livermore National Laboratory, Livermore, CA, United States