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
XK (2020-2020) Temporary network seismic in Central Calabria
X6 (2021-2023) Temporary deployments on Mt. Zugspitze (Germany) for permafrost investigations
  • Ludwig Maximillians Universitat Munchen (LMU), Germany
DOI
XK (1997-1997) Teleseismic Studies in the Western Superior Transect, Canada
DOI
XA (2004-2007) Taylor Glacier Calving, Collaborative Research: Mechanics of Dry-Land Calving of Ice Glaciers
DOI
XN (2006-2006) TaskForce_Java
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
XU (2002-2002) TaskForce Alsdorf 2002
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
XP (1998-1998) TaskForce Adana 1998
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
X2 (2017-2019) Tarim Array for lithoSpheric signaTure of mantle plumE
DOI
XD (1991-1992) Tararua BB Array, New Zealand
  • None,
XN (2022-2023) TANGO-Node
  • University of Arizona, United States of America
DOI
XM (2022-2024) TANGO-BB
  • University of Arizona, United States of America
DOI
X5 (2020-2020) Taltal DOI
X3 (2006-2006) TAIGER active source explosion pilot test
  • University of Southern California (USC), United States of America
DOI
XI (2003-2004) TAG Hydrothermal Mound Passive Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
XV (2001-2001) Tacoma Array
  • USGS Menlo Park, United States of America
XB (2014-2014) Sweetwater Array
  • IRIS PASSCAL Instrument Center @ New Mexico Tech, United States of America
DOI
XG (2019-2019) Svalbard - Vallunden
  • Universite Joseph Fourier - Grenoble (LGIT-UJF), France
DOI
XI (2011-2013) Superior Province Rifting Earthscope Experiment
  • Northwestern University, United States of America
DOI
X2 (2013-2014) Sunset Seismic Experiment
XE (2015-2015) Study of the Socorro Magma Body
  • New Mexico Tech, United States of America
DOI
XI (1998-1999) Study of Changbai Volcanoes and Deep Subduction Zone
DOI
X8 (2007-2010) Studies of Earthquakes & Rapid Motions of Ice
  • Lamont Doherty Earth Observatory, Columbia University (LDEO), United States of America
United States of America
XY (2018-2025) Stations deployed for Risk Model Switzerland
  • Swiss Federal Institute of Technology, Zurich (ETHZ), Switzerland
DOI
XH (2001-2001) START
XZ (2001-2001) Spokane WA Earthquake Swarm
DOI
XB (1993-1995) Southwest Pacific Seismic Experiment
DOI
XC (1987-1987) SouthWest Indian Ridge VSP
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
XI (2006-2006) South Pole Analysis of Machines, Characterization of High Frequency Noise Generated at the South Pole Station, Antarctica
  • IRIS HQ, United States of America
DOI
XS (2003-2003) Source Phenomenology Experiments in Arizona
DOI
XB (1985-1985) Son of BOSE Oblique Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
X8 (2018-2030) SMARTIE
DOI
XH (2012-2013) Small aperture array for observing a slow slip event on Kilauea volcano.
  • University of Wisconsin, Madison, United States of America
DOI
X6 (2007-2009) SLIP - Seismic Lithospheric Imaging of the Puna Plateau
  • University of Missouri (MU), United States of America
DOI
XA (2010-2010) Sismic Imaging of the Moroccan Atlas
DOI
XW (2003-2006) Siple Coast Antarctica, Microearthquake Project
X7 (2023-2023) Silixa-Fairfield Global DAS Month 2023 data
  • University of Michigan, United States of America
DOI
XT (1999-2000) SIGAR (Kenya)
XL (1994-1994) Sierras Broadband II
DOI
XE (2005-2007) Sierra Nevada EarthScope Project
  • EarthScope Transportable Array
DOI
XE (2009-2011) Sierra Negra Array Galapagos
  • University of Rochester, United States of America
DOI
XJ (1998-1999) Side Edge of Kamchatka Subduction
DOI
XZ (2019-2019) Shale Hills Critical Zone Observatory Mini-Array Experiment
  • Penn State University, United States of America
DOI
XV (2024-2024) Semipalatinsk Seismo-Acoustic Monitoring
  • Michigan State University
DOI
X2 (2011-2011) Seismic Wide-Angle across the RIFT
DOI
XH (2011-2011) Seismic Survey of Greeland Icesheet Margins
  • Swiss Federal Institute of Technology, Zurich (ETHZ), Switzerland
DOI
XD (1996-1998) Seismic study of the Iceland hotspot
DOI
XC (1980-1982) Seismic Refraction Surveys in the Livermore Valley and the Santa Cruz Mountain, California
  • USGS Menlo Park, United States of America
XD (1980-1981) Seismic-Refraction Profiles in the Western Mojave Desert, California
  • IRIS DMC, United States of America
XV (1999-2000) Seismic Profile Across Kilauea Volcano's East Rift Zone
DOI
XT (1994-1996) Seismic Probing of the Ontong-Java Plateau
DOI

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