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Abstract: Subsurface Production of <sup>39</sup>Ar in a Sub-Alpine Fractured-Rock Aquifer (AGU25)

Subsurface Production of 39Ar in a Sub-Alpine Fractured-Rock Aquifer

Payton Payton Gardner1,2, Christoph West2, Nicholas E Thiros3,4, Franka Neumann2, Werner Aeschbach2, Markus Oberthaler5 and Kenneth Hurst Williams4, (1)University of Montana, Department of Geosciences, Missoula, MT, United States, (2)Heidelberg University, Institute of Environmental Physics, Heidelberg, Germany, (3)University of Montana, Department of Geosciences, Missoula, United States, (4)Lawrence Berkeley National Laboratory, Earth and Environmental Sciences Area, Berkeley, United States, (5)Heidelberg University, Kirchhoff-Institute for Physics, Heidelberg, Germany