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
X4 (2016-2021) Monitoring Active Faults for Tectonic Mapping Efforts in Washington State
DOI
X4 (2022-2022) Guerrero Gap Active Source Experiment
X4 (2023-2023) DAS experiment at Nanjing University Campus (Nanjing, China)
  • Nanjing University (NJU), China
DOI
X4 (2024-2027) Remuaz DOI
X5 (2005-2005) Hole 1256D VSP
DOI
X5 (2007-2011) Hudson Bay Lithospheric Experiment
  • University of Bristol, United Kingdom
X5 (2012-2014) IGC Geothermal Test Site
X5 (2015-2016) Lefkada temporary network
  • University of Patras, Greece
DOI
X5 (2017-2017) Lemon Creek Glacier - UTEP
  • University of Texas at El Paso (UTEP), United States of America
DOI
X5 (2018-2018) Determining the Shear Wave Velocity structure of Shallow Marine Sediments utilizing the MASW method
  • University of North Florida (UNF), United States of America
DOI
X5 (2019-2019) Bedload Monitoring of Ephemeral Streams
  • New Mexico Tech, United States of America
DOI
X5 (2020-2020) Taltal DOI
X5 (2021-2021) Irish Sea OBSs deployment experiment
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
X5 (2022-2022) Mount St. Helens 2022
  • University of Oregon, United States of America
DOI
X5 (2023-2025) Auckland-Hauraki Node Array DOI
X6 (2005-2006) Val d'Agri Seismic Network DOI
X6 (2007-2009) SLIP - Seismic Lithospheric Imaging of the Puna Plateau
  • University of Missouri (MU), United States of America
DOI
X6 (2010-2011) MonaSeis
  • Institute for Geosciences - Goethe University, Germany
X6 (2012-2012) Evolution and hydration of the Juan de Fuca crust and uppermost mantle
DOI
X6 (2013-2013) Collaborative Research: Unlocking the Seismic Signature of Rivers
  • UC Santa Cruz, United States of America
DOI
X6 (2014-2016) Homestake Gold Mine Three-dimensional, Broadband Array
  • University of Minnesota-Twin Cities, United States of America
DOI
X6 (2017-2017) Vp/Vs 30 Refraction Survey of the Palisadoes Tombolo in Kingston, Jamaica
  • Southern Methodist University (SMU), United States of America
DOI
X6 (2018-2018) Experimental Multiblast
  • Michigan Technological University (MTU), United States of America
X6 (2019-2020) Seismic Observations of Glacier Creek to Infer Timing and Magnitude of Bedload Transport
DOI
X6 (2021-2023) Temporary deployments on Mt. Zugspitze (Germany) for permafrost investigations
  • Ludwig Maximillians Universitat Munchen (LMU), Germany
DOI
X6 (2024-2026) Chilkat Valley geohazard observatory
  • Univ of Oregon
DOI
X7 (2004-2005) Hi-CLIMB two-dimension array - Peking University DOI
X7 (2007-2009) Seismic Monitoring of Active Rock Fall Source Areas in the Yosemite National Park
DOI
X7 (2010-2014) PYRenean Observational Portable Experiment
DOI
X7 (2016-2018) Wallowa Uplift & Origin of the columbia River Basalts
  • University of Oregon, United States of America
DOI
X7 (2019-2019) FORGE Phase2C Stimulation
DOI
X7 (2020-2022) Ochtendung fault line
X7 (2023-2023) Silixa-Fairfield Global DAS Month 2023 data
  • University of Michigan, United States of America
DOI
X7 (2024-2025) Western Mongolia Calibration Experiment
  • Lehigh University, United States of America
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
X8 (2011-2011) Coulman High VSP, Antarctica, 2010
  • UC Santa Barbara, United States of America
DOI
X8 (2012-2017) Deep Structure of Three Continental Sutures in Eastern North America
  • Rutgers University, United States of America
DOI
X8 (2018-2030) SMARTIE
DOI
X9 (2004-2007) Monitoring an active rift system at the front of the Amery Ice Shelf, East Antarctica
  • University of Chicago, United States of America
DOI
X9 (2008-2011) Dallas Earthquake Swarm
  • Southern Methodist University (SMU), United States of America
DOI
X9 (2012-2013) Plate Boundary Evolution and Physics at an Oceanic Transform Fault System
  • Oregon State University (OSU), United States of America
DOI
X9 (2015-2016) Klyuchevskoy volcanic group experiment
  • Innstitute of Volcanology and Seismology, Russian Academy of Sciences, Russian Federation
DOI
X9 (2017-2018) Moment tensor inversion, perforation
  • Sandia National Laboratories, United States of America
DOI
X9 (2019-2022) Bedload Monitoring of Ephemeral Streams (seed)
  • New Mexico Tech, United States of America
DOI
X9 (2023-2023) Leeds-Blacknest Eskdalemuir distributed acoustic sensing experiment February 2023 DOI
X9 (2024-2024) Isla Navarino Phased Array
  • University of North TX, AERI
DOI
XA (1969-1977) Apollo Passive Seismic Experiments
  • NASA Goddard Space Flight Center (GSFC), United States of America
DOI
XA (1979-1979) Gulf of California Oblique Seismic Experiment
DOI
XA (1983-1983) Costa Rica Seismic Experiment
XA (1987-1988) PANDA -- San Juan, Argentina Experiment
  • University of Memphis, CERI, United States of America

Network Data API

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