Progressive reactivation of the volcanic plumbing system beneath Tolbachik volcano (Kamchatka, Russia) revealed by long-period seismicity

• Published in: Earth and Planetary Science Letters
• Main Authors: Frank, William B., Shapiro, Nikolaï M., Gusev, Alexander A.
• Other Authors: Institut de Physique du Globe de Paris (IPGP), Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris Diderot - Paris 7 (UPD7)-Université de La Réunion (UR)-Institut de Physique du Globe de Paris (IPG Paris)-Centre National de la Recherche Scientifique (CNRS)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2018
• Subjects: eruptive cycle; long-period earthquakes; volcanic plumbing system; point process; [SDU]Sciences of the Universe [physics]; Tolbachik; Kamchatka
• Online Access: https://hal-insu.archives-ouvertes.fr/insu-03589346; https://doi.org/10.1016/j.epsl.2018.04.018

International audience After lying dormant for 36 yr, the Tolbachik volcano of the Klyuchevskoy group started to erupt on 27 November 2012. We investigate the preparatory phase of this eruption via a statistical analysis of the temporal behavior of long-period (LP) earthquakes that occurred beneath...