Pore Pressure Distribution and Flank Instability in Hydrothermally Altered Stratovolcanoes

Jessica L Ball1, Joshua Taron2, Shaul Hurwitz3 and Mark E Reid1, (1)USGS Western Regional Offices Menlo Park, Menlo Park, CA, United States, (2)California Geological Survey Menlo Park, Menlo Park, CA, United States, (3)USGS California Water Science Center Menlo Park, Menlo Park, CA, United States