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
ZQ (2006-2010) Africa Array- S.Africa mine network
  • Penn State University, United States of America
8A (2015-2018) AfricaArray - Namibia
  • Penn State University, United States of America
DOI
Z5 (2018-2021) A four-dimensional view of deformation in the Eastern Alaska Range - where did the slip on the Denali fault go?
DOI
YQ (2017-2019) Afar Margin Northern Profile
  • University of Southampton, United Kingdom
DOI
ZK (2009-2011) Afar Depression Dense Seismic Array
  • Missouri University of Science & Technology (Missouri S&T), United States of America
DOI
ZF (2007-2009) Afar Consortium Network
  • University of Bristol, United Kingdom
2H (2009-2013) AFAR0911
  • University of Southampton, United Kingdom
DOI
ZE (2007-2009) AFAR07
  • University of Rochester, United States of America
DOI
7O (2000-2000) AF00
DOI
8K (2023-2023) Advancing Forest Health Assessment through Multi-Method Geophysical Surveys: Case Study in Snodgrass, Colorado.
  • Lawrence Berkeley National Laboratory
DOI
4P (2022-2026) AdriaArray Temporary Network: Italy - north, south
2Y (2022-2026) AdriaArray Temporary Network: Italy - northeast DOI
1Y (2022-2026) AdriaArray Temporary Network: Greece, North Macedonia DOI
XP (2023-2027) AdriaArray Temporary Network: France - MACIV backbone (Multiscale seismic imaging of Massif Central) DOI
Y8 (2022-2026) AdriaArray Temporary Network: Bulgaria, Moldova, Poland, Romania, Ukraine
  • Aarhus University (AU), Denmark
  • Department of Earth Sciences, Uppsala University
  • Department of Seismic Activity of Carpathian area (Lviv), Institute of Geophysics by S.I. Subbotin, National Academy of Sciences of Ukraine
  • Institute of Earth Sciences, University of Silesia
  • Institute of Geology and Seismology, Moldavian Academy of Sciences
  • Institute of Geophysics, Czech Academy of Sciences
  • Institute of Geophysics, Polish Academy of Sciences (IGF PAN), Poland
  • Institute of Geophysics, University of Warsaw
  • Institute of Rock Structure and Mechanics of the Czech Academy of Sciences
  • Institute of Seismology, Department of Geosciences and Geography, University of Helsinki
  • National Institute for Earth Physics (NIEP), Romania
  • National Institute of Geophysics, Geodesy and Geography, Bulgarian Academy of Sciences
  • Sodankylä Geophysical Observatory, University of Oulu
  • Sofia University “St. Kliment Ohridski”
  • Technische Universität Bergakademie Freiberg
DOI
7B (2022-2026) AdriaArray Temporary Network: Austria, Croatia, Slovakia
Z6 (2022-2026) AdriaArray Temporary Network: Albania, Austria, Czech Rep., Germany, Hungary, Kosovo, Montenegro, Slovakia DOI
YM (2016-2019) Adirondacks Seismic Network
DOI
XJ (1995-1996) Adirondack Broadband Campaign
DOI
ZG (1998-1998) Adana
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
8Q (2018-2019) Active source seismology on the Priestley Glacier shear zone
  • University of Otago, New Zealand
DOI
XB (2015-2015) Active source seismic line near the Rio Grande in Sunland Park, NM
  • University of Texas at El Paso (UTEP), United States of America
DOI
7B (2017-2017) Active source acquisition in the Unaweep Canyon (Western Colorado)
  • University of Oklahoma (OU), United States of America
DOI
Z3 (2009-2009) Active Seismic Study of Episodic Tremor and Slip, Detecting Structural changes During an ETS Event: Proof of Concept
  • Rice University, United States of America
DOI
4S (2019-2020) Active seismic imaging of a leaky CO2 fault system
DOI
6F (2023-2023) Active and passive seismic interferometry of Kilauea volcano
  • USGS
DOI
Y7 (2016-2019) Acquisition of aftershock sequence of the 2016 M5.6 Sooner Lake Earthquake
  • University of Oklahoma (OU), United States of America
DOI
6A (2019-2019) Acoustic Ground Coupling Experiment: The Dataset
  • Universitat Wien (University of Vienna), Austria
DOI
XG (2002-2008) A Comparative Study of Natural and Man-Induced Seismicity in the Yanquing-Huailai Basin and the Haicheng Area
DOI
ZI (2015-2015) A community seismic experiment targeting the pre-syn, post-rift evolution of the Mid-Atlantic US: the ENAM CSE land active source experiment. International Federation of Digital Seismograph Networks.
  • Southern Methodist University (SMU), United States of America
DOI
ZI (2014-2014) A community seismic experiment targeting the pre-syn, post-rift evolution of the Mid-Atlantic US International Federation of Digital Seismograph Networks
  • Southern Methodist University (SMU), United States of America
DOI
3K (2014-2015) Acehseis
Y3 (2019-2028) ACACOAST
DOI
5S (2023-2025) ABYSS onland - Monitoring giant subduction faults using distributed acoustic measurements on the seafloor DOI
XP (2000-2004) A Broadband Seismic Investigation of Deep Continental Structure Across the East-West Antarctic Boundary
DOI
ZM (2007-2013) A Broadband Seismic Experiment to Image the Lithosphere beneath the Gamburtsev Mountains, East Antarctica
  • Saint Louis University, United States of America
DOI
XO (2018-2019) AACSE: Alaska Amphibious Community seismic Experiment
  • Cornell University, United States of America
DOI
ZF (2002-2002) Aachen
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
4N (2024-2025) 4N - New Jersey 2024 Earthquake Sequence
  • University of Texas at Austin, United States of America
DOI
9L (2019-2019) 4-D investigation of the hydrological properties of playas of the Southern High Pains
  • Texas Tech University, United States of America
DOI
ZD (2014-2019) 4D Integrated Study Using Geology, Geophysics, Reservoir Modeling & Rock Mechanics to Develop Assessment Models for Potential In
  • University of Oklahoma (OU), United States of America
DOI
YX (2001-2002) 3FCorinth Tomography
DOI
XI (2005-2005) 3D Tomographic Imaging of the Chicxulub Crater
  • Imperial College London, United Kingdom
ZP (2004-2006) 3D Site Amplification at Sion, Valais, Switzerland Switzerland DOI
9F (2021-2022) 2-year seismological experiment near Fagradalsfjall, Reykjanes peninsula in 2021/22 DOI
ZG (2015-2021) 27F2 SOW 019 (is the official name of the well)
6V (2022-2022) 2022 Ridgecrest Nodal Array
  • UC San Diego, United States of America
DOI
3A (2022-2022) 2022 Cascadia node deployment
  • South Dakota School of Mines & Technology
DOI
9C (2019-2026) 2019 Copiapo
DOI
9K (2018-2018) 2018 FaultScan San Jacinto Fault dense array experiment DOI

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