Evaluating the information content of multiple groundwater age tracers in projecting nitrate vulnerability

Jamal Alikhani1, Arash Massoudieh1, Amanda L Deinhart2, Ate Visser2, Brad Esser2 and Jean E Moran3, (1)The Catholic University of America, Civil Engineering, Washington, DC, United States, (2)Lawrence Livermore National Laboratory, Livermore, CA, United States, (3)California State University East Bay, Department of Earth and Environmental Sciences, Hayward, CA, United States