International Federation of Digital Seismograph Networks

Network Codes

The following network codes are assigned by the FDSN to facilitate unique identifiers for seismological data streams.

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Network Code Network Name Operated By Deployment DOI
XS (2012-2013) Geysers Broadband Network
  • ARRAY Information Technology, United States of America
XV (2007-2008) Glacier Seismicity and High Resolution Motion Records: Relation to Glacier Erosion
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XN (2015-2021) Gorkha Earthquake 2015
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
XU (2014-2015) Greeley Colorado RAMP Deployment 2014
  • University of Colorado Boulder (CU), United States of America
DOI
XQ (1995-1995) Green River Experiment
XN (2024-2024) GUANCHE 2024 OBS network DOI
X4 (2022-2022) Guerrero Gap Active Source Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
XA (1979-1979) Gulf of California Oblique Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
XJ (2011-2011) Gulf of Mexico Hydrates Research Consortium
  • Woods Hole Oceanographic Institution (WHOI), United States of America
XZ (2013-2013) Gulf of Mexico USGS Hydrates
  • USGS Woods Hole, United States of America
XV (2021-2023) Guyana Aftershock Study Network
  • Institute of Astronomy, Geophysics & Atmospheric Science, Univ. of Sao Paulo (IAG-USP), Brazil
X2 (2012-2012) Haida Gwaii OBS Experiment Canada
XH (2007-2007) Hawaiian South Flank Slow EQ Project
  • University of Wisconsin, Madison, United States of America
DOI
XF (2018-2019) Hazard in Tanzanian Rift
XE (2021-2021) HERSK-TNA, Hekla Real-Time Seismic Network - Transnational Access Eurovolc project DOI
X7 (2004-2005) Hi-CLIMB two-dimension array - Peking University DOI
XP (1994-1995) High resolution experiment along the Hikurangi subduction zone in New Zealand, Taupo Volcanic Zone
DOI
XJ (2010-2010) High-resolution imaging of magma transport at the summit of Kilauea Volcano
DOI
X2 (2020-2022) High Resolution Imaging of the Pedernales Earthquake Rupture zone
DOI
XF (2021-2022) High Resolution Imaging of the Pedernales Earthquake Rupture Zone - Broadbands
  • Lehigh University, United States of America
DOI
XE (2020-2020) High Resolution Imaging of the Pedernales Earthquake Rupture Zone - Nodes
  • Lehigh University, United States of America
DOI
XQ (2001-2002) Hikurangi Subduction System (New Zealand) Seismic Transects, North Island Geophysical Transect Passive
DOI
X3 (2012-2012) Hoadley Flowback Microseismic Experiment
  • University of Calgary, Canada
DOI
X5 (2005-2005) Hole 1256D VSP
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
X6 (2014-2016) Homestake Gold Mine Three-dimensional, Broadband Array
  • University of Minnesota-Twin Cities, United States of America
DOI
X3 (2019-2019) Huddle Test Fuerstenfeldbruck DOI
X5 (2007-2011) Hudson Bay Lithospheric Experiment
  • University of Bristol, United Kingdom
XE (1996-1996) Iceland Plate Boundary Hazard Survey
DOI
XK (1995-1995) ICEMELT, Anarctica
XZ (2014-2014) Idaho Teton Dam
  • Southern Methodist University (SMU), United States of America
DOI
X5 (2012-2014) IGC Geothermal Test Site
XY (1999-2001) Imaging the Seismogenic Zone with Geodesy and Seismology
DOI
XJ (2016-2017) Impact of subglacial discharge on turbulent plume dynamics and ocean-glacier heat and mass transfer
  • University of Alaska Southeast (UAS), United States of America
DOI
XR (1994-1994) INDEPTH II
XR (1997-1999) INDEPTH-III
DOI
XO (2007-2009) INDEPTH IV
  • University of Cambridge Earth Sciences, United Kingdom
DOI
XF (2017-2017) INFRA-ETNA
  • University of Liverpool, United Kingdom
DOI
X3 (2020-2021) INGV SISMIKO emergency seismic network for Salemi-Italy
DOI
XB (2016-2023) InSight Mission Data
DOI
XI (2018-2023) Instrumentation for Multidisciplinary Monitoring of an Alaskan Peatland
DOI
XH (2002-2003) Integrated Seismological Studies of Crust and Upper Mantle Structure in Western Anatolia
DOI
XP (2010-2013) Investigating the relationship between pluton growth and volcanism at two active intrusions in the central Andes
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XV (2011-2013) INVESTIGATION OF SOURCES OF INTRAPLATE VOLCANISM USING PASSCAL BROADBAND INSTRUMENTS IN MADAGASCAR, THE COMORES, AND MOZAMBIQUE
  • Washington University in St. Louis (WUSTL), United States of America
DOI
XN (1996-1996) Irian Jaya RAMP
DOI
X5 (2021-2021) Irish Sea OBSs deployment experiment
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
XH (2000-2000) ISSA2000
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
XK (2017-2019) Ivrea - AlpArray Complementary Experiment
XN (2011-2013) joint summer field camp BSU/CSM/Imperial College of London
DOI
XA (1992-1992) Joshua Tree Aftershock
DOI
XR (2024-2026) K3-Lez
  • Institut des Sciences de la Terre, France

Network Data API

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