Hugo David Ortiz^1,2, Jeffrey Bruce Johnson³, Juan Camilo Anzieta¹, Robin S Matoza⁴, Jacob Anderson³, Silvia Vallejo Vargas⁵, Jorge Cordova⁵, Mario Calixto Ruiz⁵, Maria FERNANDA Naranjo⁵, Patricio Ramon⁵ and Stephen Hernandez⁵, (1)Pontificia Universidad Católica del Ecuador, Facultad de Ciencias Exactas y Naturales, Quito, Ecuador, (2)University of California, Santa Barbara, Department of Earth Science and Earth Research Institute, Santa Barbara, United States, (3)Boise State University, Department of Geosciences, Boise, ID, United States, (4)University of California, Santa Barbara, Department of Earth Science and Earth Research Institute, Santa Barbara, CA, United States, (5)Escuela Politécnica Nacional, Instituto Geofísico, Quito, Ecuador