Jonathan M. G. Glen¹, Drew L Siler², Tait Earney², William Schermerhorn³, Lee M Liberty⁴, Jared Peacock⁵, John W Shervais⁶, Erika Gasperikova⁷ and Patrick F Dobson⁸, (1)USGS Western Regional Offices Menlo Park, Menlo Park, CA, United States, (2)USGS, Menlo Park, CA, United States, (3)USGS Geological Survey, Menlo Park, United States, (4)Boise State Univ, Boise, ID, United States, (5)USGS, Geology, Minerals, Energy, and Geophysics Science Center, Menlo Park, CA, United States, (6)Utah State University, Geology, Logan, UT, United States, (7)Lawrence Berkeley National Laboratory, Berkeley, CA, United States, (8)Lawrence Berkeley Nat Lab, Berkeley, CA, United States