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

Network Code Network Name Operated By Deployment DOI
XG (1994-1994) Anisotropy AI
  • GEOFON Program (GFZ-Potsdam, 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)
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
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)
XG (2020-2020) TopoBhutan
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)
XH (2000-2000) ISSA2000
  • GEOFON Program (GFZ-Potsdam, 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
XI (1994-1994) GEDEPTH 1
  • GEOFON Program (GFZ-Potsdam, Germany)
XI (1995-1997) Broadband Seismic Characterization of the Arabian Shield
DOI
XI (1998-1999) Study of Changbai Volcanoes and Deep Subduction Zone
DOI
XI (2000-2002) Seismic Investigation of Deep Structure Beneath the Ethiopian Plateau and Afar Depression
DOI
XI (2003-2004) TAG Hydrothermal Mound Passive Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI)
XI (2005-2005) 3D Tomographic Imaging of the Chicxulub Crater
  • Imperial College London (Imperial UK)
XI (2006-2006) South Pole Analysis of Machines, Characterization of High Frequency Noise Generated at the South Pole Station, Antarctica
  • IRIS HQ (DC)
DOI
XI (2007-2010) Collision of the Burma Arc accretionary prism and foldbelt with the Ganges-Brahmaputra Delta in Bangladesh
  • Lamont Doherty Earth Observatory (LDEO), Columbia University
DOI
XI (2011-2013) Superior Province Rifting Earthscope Experiment
  • Northwestern University
DOI
XI (2014-2014) Long Beach Broadband or LA Syncline Seismic Interferometry Experiment
  • NodalSeismic
DOI
XI (2015-2017) Enid OK Network
  • Cornell University
XI (2018-2021) Instrumentation for Multidisciplinary Monitoring of an Alaskan Peatland
DOI
XJ (1988-1988) Argo Abyssal Plain VSP
  • Woods Hole Oceanographic Institution (WHOI)
DOI
XJ (1994-1994) RESERVED
XJ (1995-1996) Adirondack Broadband Campaign
DOI
XJ (1997-1997) The Sierran Paradox Experiment
DOI
XJ (1998-1999) Side Edge of Kamchatka Subduction
DOI
XJ (2000-2001) Eastern Snake River Plain Experiment, Shear-wave Splitting in the Snake River Plain
DOI
XJ (2002-2003) Ethiopian Afar Geophysical Lithospheric Experiment
  • Royal Holloway, University of London
XJ (2004-2006) Seismic Experiment in the Aisen Region of Chile
  • University of Cambridge (UK) Earth Sciences

Network Data API

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