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
XN (2007-2007) Deep Structure of the Nortwaster Tibet Collison Zone
  • Stanford University, United States of America
DOI
X4 (2007-2009) Deep Structure of the Northeastern Tibet Collision Zone: INDEPTH IV
  • Missouri University of Science & Technology (Missouri S&T), United States of America
DOI
XO (2010-2010) Deep Fault Drilling Project, Alpine Fault, New Zealand: Whataroa-Wanganui Passive Seismology Experiment 2010
  • Victoria University of Wellington, New Zealand
DOI
XU (2005-2005) Deception Island Passive/Active Source
  • University of Washington, United States of America
X4 (2023-2023) DAS experiment at Nanjing University Campus (Nanjing, China)
  • Nanjing University (NJU), China
DOI
X9 (2008-2011) Dallas Earthquake Swarm
  • Southern Methodist University (SMU), United States of America
DOI
XR (2004-2007) CSEDI: Observational and Theoretical Constraints on the Structure and Rotation of the Inner Core
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
XW (2012-2012) CRESIS Greenland 2012
  • Penn State University, United States of America
DOI
X8 (2011-2011) Coulman High VSP, Antarctica, 2010
  • UC Santa Barbara, United States of America
DOI
XA (1983-1983) Costa Rica Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
XB (2008-2008) Costa Rica Active Source OBS Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
XC (1995-1996) Cooperative Project on South Island New Zealand
DOI
XL (2002-2007) COnsortium for Arizona Reconnaissance Seismic Experiment
  • None,
XP (2008-2009) Colorado Rockies Experiment and Seismic Transect
  • New Mexico Tech, United States of America
DOI
XG (2015-2015) Colorado River Runoff Pilot Project
  • New Mexico Tech, United States of America
DOI
XM (1999-2001) Colorado Plateau/Rio Grand Rift/Great Plains Seismic Transect
DOI
XH (1994-1995) Colorado Plateau-Great Basin Network, Basin & Range Add On
DOI
XT (1997-1998) Colorado BB Array - Lodore
DOI
XI (2007-2010) Collision of the Burma Arc accretionary prism and foldbelt with the Ganges-Brahmaputra Delta in Bangladesh
  • Lamont Doherty Earth Observatory, Columbia University (LDEO), United States of America
DOI
X6 (2013-2013) Collaborative Research: Unlocking the Seismic Signature of Rivers
  • UC Santa Cruz, United States of America
DOI
XC (2006-2010) Collaborative Research: Understanding the causes of continental intraplate tectonomagmatism: A case study in the Pacific Northwest
  • Arizona State University, United States of America
DOI
XQ (2006-2006) Collaborative Research: Understanding Fault Zone Compliance by Seismic Probing of InSAR Anomalies, Mojave Fault-Zone Compliance
DOI
XZ (2005-2012) Collaborative Research: St. Elias Erosion/Tectonics Project
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XF (2009-2011) Collaborative Research: Relating glacier-generated seismicity to ice motion, basal processes and iceberg calving.
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XV (2003-2006) Collaborative research of the Earth's largest icebergs
DOI
XF (2002-2005) Collaborative Research: Lithospheric Scale Dynamics of Active Mountain Building along the Himalayan-Tibetan Collision Zone
DOI
XD (2014-2016) Collaborative Research: Illuminating the architecture of the greater Mount St. Helens magmatic systems from slab to surface
  • University of Washington, United States of America
DOI
XU (2006-2012) Collaborative Research: Earthscope integrated investigations of Cascadia subduction zone tremor, structure and process
  • University of Washington, United States of America
DOI
XL (2008-2011) Collaborative Research: Dynamic controls on tidewater glacier retreat
  • University of Colorado Boulder (CU), United States of America
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), United States of America
DOI
XN (2003-2005) Collaborative Research: Canadian Northwest Seismic Experiment
DOI
XO (1995-1995) CINCA95
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
XT (2018-2020) Cifalps (China-Italy-France Alps seismic transect) - 2
DOI
X6 (2024-2026) Chilkat Valley geohazard observatory
  • Univ of Oregon
DOI
XQ (2019-2019) Chile Glacial Volcano Experiment
  • University of North Carolina at Chapel Hill (UNC), United States of America
DOI
XK (1996-1996) Chicxulub Impact Crater, Yucatan
XQ (2020-2024) CHAUVET
DOI
X2 (2023-2023) CGF-Svalbard
  • Norwegian Univeristy of Science and Technology (NTNU), Norway
DOI
XA (2008-2009) Central Oregon Locked Zone Array, Monitoring seismicity associated with a possible asperity on the Cascadia megathrust
  • Oregon State University (OSU), United States of America
DOI
XL (2012-2016) Central Mongolia Seismic Experiment
  • Lehigh University, United States of America
DOI
XZ (1993-1994) Cascadia/SEED reformat
  • Arizona State University, United States of America
XG (2009-2011) Cascadia Array of Arrays
  • University of Washington, United States of America
DOI
XH (2005-2006) Cascade Tiltmeter Array
  • Central Washington University, United States of America
X1 (2009-2010) Carbon Sequestration Technical Assessemnt-Pennsylvania
  • Penn State University, United States of America
XH (1992-1993) Cajon Pass Borehole Recording Phase I
  • University of Southern California (USC), United States of America
DOI
X1 (2011-2012) Byrd Lake Reflection Seismics - Cresis
  • Penn State University, United States of America
DOI
XD (2001-2001) Broadband Seismic Studies of Dome Growth at Merapi Volcano, Indonesia
DOI
XB (2005-2007) Broadband Seismic Investigation of the Cameroon Volcanic Line
DOI
XD (2002-2006) Broadband Seismic Experiment in Various Regions in China
DOI

Network Data API

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