Research Article| January 21, 2014 Continuous Kurtosis‐Based Migration for Seismic Event Detection and Location, with Application to Piton de la Fournaise Volcano, La Réunion Nadège Langet; Nadège Langet aInstitut de Physique du Globe de Strasbourg, CNRS et Université de Strasbourg (EOST), 5, Rue René Descartes, 67084 Strasbourg cedex, France Search for other works by this author on: GSW Google Scholar Alessia Maggi; Alessia Maggi aInstitut de Physique du Globe de Strasbourg, CNRS et Université de Strasbourg (EOST), 5, Rue René Descartes, 67084 Strasbourg cedex, France Search for other works by this author on: GSW Google Scholar Alberto Michelini; Alberto Michelini bIstituto Nazionale di Geofisica e Vulcanologia, Via di Vigna Murata, 605, 00143 Roma, Italy Search for other works by this author on: GSW Google Scholar Florent Brenguier Florent Brenguier cInstitut des Sciences de la Terre, CNRS et Université de Grenoble, ISTerre–BP 53, 38041 Grenoble cedex 9, France Search for other works by this author on: GSW Google Scholar Author and Article Information Nadège Langet aInstitut de Physique du Globe de Strasbourg, CNRS et Université de Strasbourg (EOST), 5, Rue René Descartes, 67084 Strasbourg cedex, France Alessia Maggi aInstitut de Physique du Globe de Strasbourg, CNRS et Université de Strasbourg (EOST), 5, Rue René Descartes, 67084 Strasbourg cedex, France Alberto Michelini bIstituto Nazionale di Geofisica e Vulcanologia, Via di Vigna Murata, 605, 00143 Roma, Italy Florent Brenguier cInstitut des Sciences de la Terre, CNRS et Université de Grenoble, ISTerre–BP 53, 38041 Grenoble cedex 9, France Publisher: Seismological Society of America First Online: 14 Jul 2017 Online ISSN: 1943-3573 Print ISSN: 0037-1106 Bulletin of the Seismological Society of America (2014) 104 (1): 229–246. https://doi.org/10.1785/0120130107 Article history First Online: 14 Jul 2017 Cite View This Citation Add to Citation Manager Share Icon Share Facebook Twitter LinkedIn MailTo Tools Icon Tools Get Permissions Search Site Citation Nadège Langet, Alessia Maggi, Alberto Michelini, Florent Brenguier; Continuous Kurtosis‐Based Migration for Seismic Event Detection and Location, with Application to Piton de la Fournaise Volcano, La Réunion. Bulletin of the Seismological Society of America 2014;; 104 (1): 229–246. doi: https://doi.org/10.1785/0120130107 Download citation file: Ris (Zotero) Refmanager EasyBib Bookends Mendeley Papers EndNote RefWorks BibTex toolbar search Search Dropdown Menu toolbar search search input Search input auto suggest filter your search All ContentBy SocietyBulletin of the Seismological Society of America Search Advanced Search Abstract We present an automatic earthquake detection and location technique based on migration of continuous waveform data. Data are preprocessed using a kurtosis estimator in order to enhance the first arrival information, then migrated onto a predefined search grid using precalculated P‐wave travel times, and finally stacked. Local maxima in the resulting 4D space–time grid indicate the locations and origin times of seismic events. We applied our technique to earthquake swarms occurring on Piton de la Fournaise volcano, La Réunion, France. We located 5000 events from 12 different swarms that occurred between 2009 and 2011. Our automated locations are consistent with those performed using manual picks and indicate that the seismicity concentrates around sea level. Multiplet analysis of the detected events and subsequent double‐difference relocation produce sharper images of the earthquake swarms. Our code, Waveloc, is released in open source.Online Material: Figures of seismicity distributions from Waveloc, synthetic test, and stack amplitude values versus magnitudes. You do not have access to this content, please speak to your institutional administrator if you feel you should have access.