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
XF (1995-1996) Antarctic Microearthquake Project, Monitoring of Ice Stream C, West Antarctica
DOI
XF (1997-1999) GEDEPTH-II
  • GEOFON Program (GFZ-Potsdam, Germany)
XF (2000-2001) Laramie Telemetered Broad-band Array
DOI
XF (2002-2005) Collaborative Research: Lithospheric Scale Dynamics of Active Mountain Building along the Himalayan-Tibetan Collision Zone
DOI
XF (2006-2007) Mapping the Rivera Subduction Zone
DOI
XF (2008-2008) Red Seismological Experiment Chile
XF (2009-2011) Collaborative Research: Relating glacier-generated seismicity to ice motion, basal processes and iceberg calving.
  • University of Alaska, Fairbanks (UAF, AK USA)
DOI
XF (2012-2013) Mantle serpentinization and water cycling through the Mariana Trench and Forearc
  • Washington University in St. Louis (WUSTL)
DOI
XF (2014-2016) Understanding Precambrian to Present Assembly of Greenland
  • Columbia University
DOI
XF (2017-2017) INFRA-ETNA
  • University of Liverpool
DOI
XF (2018-2019) Hazard in Tanzanian Rift
XF (2020-2020) The GEYER seismic network DOI
XF (2021-2023) High Resolution Imaging of the Pedernales Earthquake Rupture Zone - Broadbands
  • Lehigh University
DOI
XG (1992-1992) Rocky Mountain Front II
DOI
XG (1994-1994) Anisotropy AI
  • GEOFON Program (GFZ-Potsdam, Germany)
Germany
XG (1995-1996) Nanga Parbat Pakistan, Crustal Reworking During Orogeny: An Active System Himalayan Perspective
DOI
XG (1997-1998) Amazon
  • GEOFON Program (GFZ-Potsdam, Germany)
Germany
XG (1999-2001) Eastern Turkey Seismic Experiment: Lithospheric Structure in an Active Continental Collision Zone
DOI
XG (2002-2008) A Comparative Study of Natural and Man-Induced Seismicity in the Yanquing-Huailai Basin and the Haicheng Area
DOI
XG (2009-2011) Cascadia Array of Arrays
  • University of Washington
DOI
XG (2012-2013) Underground Array
  • University of Minnesota-Twin Cities
United States of America
XG (2014-2014) Barcelonnette 2014 aftershock sequence
DOI
XG (2015-2015) Colorado River Runoff Pilot Project
  • New Mexico Tech
DOI
XG (2016-2016) Universidad Tecnica de Ambato
DOI
XG (2017-2017) San Bernardino Basin (USGS) - Jan 2017 nodal deployment
  • Louisiana State University
DOI
XG (2018-2018) Rattlesnake Ridge 2018
  • University of Oregon
DOI
XG (2019-2019) Svalbard - Vallunden
  • Universite Joseph Fourier - Grenoble (LGIT-UJF-France)
DOI
XG (2020-2020) France 2020, Dense nodal seismic array in the Rhône Valley, DARE project DOI
XG (2021-2022) Two-station Seismic Noise and Signal Site Survey in Uzbekistan
  • Scripps Institution of Oceanography
DOI
XG (2023-2024) Geophysical Habitat of Subglacial Thwaites
  • Central Washington University
DOI
XH (1992-1993) Cajon Pass Borehole Recording Phase I
  • University of Southern California (USC)
DOI
XH (1994-1995) Colorado Plateau-Great Basin Network, Basin & Range Add On
DOI
XH (1996-1997) Altiplano-Puna Volcanic Complex Seismic Experiment
DOI
XH (1998-1999) TransAlp-1
  • GEOFON Program (GFZ-Potsdam, Germany)
Germany
XH (2000-2000) ISSA2000
  • GEOFON Program (GFZ-Potsdam, Germany)
Germany
XH (2001-2001) START
XH (2002-2003) Integrated Seismological Studies of Crust and Upper Mantle Structure in Western Anatolia
DOI
XH (2004-2004) Seismic Array Studies of Cascadia Deep Tremor
DOI
XH (2005-2006) Cascade Tiltmeter Array
  • Central Washington University
XH (2007-2007) Hawaiian South Flank Slow EQ Project
  • University of Wisconsin, Madison
DOI
XH (2008-2010) Eastern Sierras Pampeanas, Lithospheric Structure above the variably dipping Nazca Slab
  • Purdue University
DOI
XH (2011-2011) Seismic Survey of Greeland Icesheet Margins
  • ETHZ (Swiss Federal Institute of Technology, Zurich Switzerland)
DOI
XH (2012-2013) Small aperture array for observing a slow slip event on Kilauea volcano.
  • University of Wisconsin, Madison
DOI
XH (2014-2017) Collaborative Research: Collaborative Research: Dynamic Response of the Ross Ice Shelf to Ocean Waves and Structure and Dynamics of the Ross Sea from a Passive Seismic Deployment on the Ross Ice Shelf
  • Scripps Institution of Oceanography (SIO)
DOI
XH (2018-2019) PREST in Cuba
XH (2020-2020) White Sand Test Facility ANSWT Noise Test
  • SIsprobe SAS
DOI
XH (2021-2021) Fagradalsfjall Acoustics
  • University of North Carolina at Chapel Hill
DOI
XH (2022-2023) FocusX temporary OBS-network
  • French Research Institute for the Exploration of the Sea (IFREMER)
XI (1994-1994) GEDEPTH 1
  • GEOFON Program (GFZ-Potsdam, Germany)
Germany
XI (1995-1997) Broadband Seismic Characterization of the Arabian Shield
DOI

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