Iason Grigoratos¹, Ellen Rathje², Alexandros Savvaidis³, Paolo Bazzurro¹ and Andreas M Schaefer⁴, (1)University School of Advanced Studies IUSS Pavia, Pavia, Italy, (2)University of Texas at Austin, Civil Architectural and Environmental Engineering, Austin, TX, United States, (3)University of Texas at Austin, Bureau of Economic Geology, Austin, TX, United States, (4)Karlsruhe Institute of Technology, Geophysical Institute, Karlsruhe, Germany