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.

Request a new network code (requires login)
Generate citations for network data

Network Code Network Name Operated By Deployment DOI
XS (2024-2024) MOFETTE_LAB
  • Institut des Sciences de la Terre, France
XT (1994-1996) Seismic Probing of the Ontong-Java Plateau
DOI
XT (1997-1998) Colorado BB Array - Lodore
DOI
XT (1999-2000) SIGAR (Kenya)
XT (2001-2002) Tonga-Fiji Dual Array Experiment
DOI
XT (2003-2005) Crust-Mantle Interactions during Continental Growth and High-Pressure Rock Exhumation at an Oblique Arc-Continent Collision Zone: SE Caribbean Margin
DOI
XT (2006-2008) Oregon Array for Teleseismic Study II
XT (2009-2009) Fuego Volcano 2009
  • Michigan Technological University (MTU), United States of America
DOI
XT (2010-2010) Retrieval of reflections from seismic background-noise measurements for geophysical imaging of Fault Systems in Reno, NV
DOI
XT (2011-2013) Deformation and Magmatic Modification of a Steep Continental Margin, Western ID-Eastern OR
  • University of Florida, United States of America
DOI
XT (2014-2017) EASI - Eastern Alpine Seismic Investigation
DOI
XT (2018-2020) Cifalps (China-Italy-France Alps seismic transect) - 2
DOI
XT (2021-2022) TSARMINE rocky glacier monitoring
XT (2023-2023) Kilbourne Hole Active Source Seismic Experiment
  • University of Maryland (UMD), United States of America
DOI
XT (2024-2024) Vuache_Annecy2024 DOI
XU (1993-1993) VSP at Hole 504
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
XU (1996-1997) Broadband Crust/Upper Mantle Studies Around New Zealand
DOI
XU (1999-2000) Trans-Antarctic
  • Institute of Geological and Nuclear Science (GNS), New Zealand
XU (2001-2001) Monitoring MEQ activity during pulsed injection at geothermal reservoirs
XU (2002-2002) TaskForce Alsdorf 2002
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
XU (2003-2003) 2003 Fort Payne, AL, Aftershock Network
  • University of Memphis, CERI, United States of America
XU (2005-2005) Deception Island Passive/Active Source
  • University of Washington, United States of America
XU (2006-2012) Collaborative Research: Earthscope integrated investigations of Cascadia subduction zone tremor, structure and process
  • University of Washington, United States of America
DOI
XU (2014-2015) Greeley Colorado RAMP Deployment 2014
  • University of Colorado Boulder (CU), United States of America
DOI
XU (2016-2029) USGS NEHRP Proposal 2016-0180 - Greeley
  • University of Colorado, United States of America
DOI
XV (1997-1998) Seismic Monitoring of Gatun Dam, Panama Canal
DOI
XV (1999-2000) Seismic Profile Across Kilauea Volcano's East Rift Zone
DOI
XV (2001-2001) Tacoma Array
  • USGS Menlo Park, United States of America
XV (2002-2002) Precambrian Crustal Structure in Western Ohio
  • Wright State University
DOI
XV (2003-2006) Collaborative research of the Earth's largest icebergs
DOI
XV (2007-2008) Glacier Seismicity and High Resolution Motion Records: Relation to Glacier Erosion
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XV (2009-2010) Bighorn Arch Seismic Experiment
  • Colorado College, 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
XV (2014-2019) Fault Locations and Alaska Tectonics from Seismicity
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XV (2021-2023) Guyana Aftershock Study Network
  • Institute of Astronomy, Geophysics & Atmospheric Science, Univ. of Sao Paulo (IAG-USP), Brazil
XV (2024-2024) Semipalatinsk Seismo-Acoustic Monitoring
  • Michigan State University
DOI
XW (1997-2001) Multidisciplinary Investigation of the Mountain Building in the Tien Shan
DOI
XW (2003-2006) Siple Coast Antarctica, Microearthquake Project
XW (2007-2008) Seismic Imaging of the Mantle Beneath the Anatolian-Aegan Domain
DOI
XW (2009-2011) Young Conjugate Margins Lab in the Gulf of Aden
  • Universite Pierre et Marie Curie (UPMC), France
DOI
XW (2012-2012) CRESIS Greenland 2012
  • Penn State University, United States of America
DOI
XW (2013-2014) ESG Bayou Corne
  • ESG Solutions, Canada
XW (2015-2015) Llaima volcano DOI
XW (2016-2016) Pisagua/Iquique Crustal Tomography to Understand the Region of the Earthquake Source - OBSIP OBS Component
  • IRIS OBSIP (OBSIP), United States of America
DOI
XW (2017-2018) Broadband seismic experiment in NE Uganda to investigate plume-lithosphere interactions
  • Penn State University, United States of America
DOI
XW (2019-2022) ALBION2
DOI
XW (2023-2023) GEOCANTABRICAE_PICOS DOI
XW (2024-2024) Tierra Grande Nodal Deployment
  • Baylor University
DOI
XX (2013-2599) Test and non-distributed data only
DOI
XY (1997-1998) Northern Baja Transect
DOI

Network Data API

The network data shown here is also available programmatically through a web service API.