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
6N (2017-2019) Totten Glacier Active Source Experiment
  • Central Washington University, United States of America
X1 (2021-2023) Tour Perret network
2F (2022-2024) Toward a deeper understanding of Caldera Dynamics and Eruption Cycles at Axial Seamount
  • Woods Hole Oceanographic Institution (WHOI), United States of America
YD (2007-2007) Toward Understanding Eruption Seismicity: Multidiscplinary Experiment at Santiaguito and Fuego Volcanos, Guatemala
  • University of New Hampshire (UNH), United States of America
4R (2021-2021) Tower Lake area, in western Canada. DOI
YO (1998-2000) TRACK
ZM (2023-2023) Traintrack monitring with Distributed Acoustic Sensing, Switzerland DOI
XH (1998-1999) TransAlp-1
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
ZO (2002-2004) Transalp II
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
TD TransAlta Monitoring Network
  • TransAlta Corporation, Canada
XU (1999-2000) Trans-Antarctic
  • Institute of Geological and Nuclear Science (GNS), New Zealand
ZJ (2012-2015) Transantarctic Mountains Northern Network
9H (2013-2015) TRANSCORBE
  • Instituto Andaluz de Geofisica Universidad de Granada (UGR), Spain
ZU (2013-2014) Trans-Haiti
  • University of Southampton, United Kingdom
1G (2019-2019) Transitions in the Banda Arc-Australia continental collision Australia DOI
YS (2014-2018) Transitions in the Banda Arc-Australia continental collision
  • University of Southern California (USC), United States of America
YA (2006-2007) Transylvanian Basin Attenuation and Anisotropy Deployment
  • University of Florida, United States of America
5E (2016-2025) TremAc
ST Trentino Seismic Network
YB (2007-2007) Trichonis Lake network
  • University of Patras, Greece
XS (2015-2015) Trinity River Lowden Ranch Array 2015
  • University of New Mexico (UNM), United States of America
XR (2018-2022) Tripartite-BIMA (Bangladesh-India-Myanmar Array)
  • University of Missouri (MU), United States of America
3K (2016-2019) TROODOS: Tomography and Receiver function Observations of an Ophiolite using Data Obtained from Seismology
  • Imperial College London, United Kingdom
XT (2021-2022) TSARMINE rocky glacier monitoring
3G (2007-2016) TÜBITAK Marmara Research Center Earth Sciences Institution Network
XS (2004-2004) Tungurahua 2004
8A (2013-2013) Tungurahua July 2013 Temporary
1O (2019-2020) Turbo Wave Experiment
  • University of North Carolina at Chapel Hill (UNC), United States of America
9A (2019-2020) TurboWave I and II
  • Sandia National Laboratories, United States of America
6R (2019-2021) Turkana Rift Arrays to Investigate Lithospheric Strains - UK component
  • Imperial College London, United Kingdom
TU Turkish National Seismic Network
TK Turkish National Strong Motion Network
XG (2021-2022) Two-station Seismic Noise and Signal Site Survey in Uzbekistan
  • Scripps Institution of Oceanography (SIO), United States of America
4K (2014-2016) UAE transects across the Semail Ophiolite
YP (2019-2025) UBCISM
  • University of British Columbia (UBC), Canada
GC UCLA Geonet Network
  • UC Los Angeles (UCLA), United States of America
United States of America
FA UCLA Seismic Network
  • UC Los Angeles (UCLA), United States of America
XB (1989-1990) UC Mammoth/Long Valley network
  • None,
SB UC Santa Barbara Engineering Seismology Network
  • UC Santa Barbara, United States of America
HY UEH Seismic Network DOI
1B (2006-2008) UGANDA
  • University of Frankfurt, Germany
UN Uganda National Seismological Network
  • Directorate of Geological Survey and Mines, Uganda (DGSM), Uganda
Uganda DOI
UH UH Infrasound Network
1K (2017-2019) UIB-Heimaey
1D (2016-2018) UKANET: UK Antarctic Network
UR UKArray United Kingdom DOI
ZM (2014-2015) UKFLUV14
BN UK-Net, Blacknest Array
  • Blacknest (AWE), United Kingdom
2G (2022-2026) UK-PE1 Arrays
  • Blacknest (AWE), United Kingdom
UT Ukrainian National Seismic Network

Network Data API

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