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
Y3 (2008-2008) Wells, Nevada Aftershock Recording
  • New Mexico Tech, United States of America
DOI
Y3 (2009-2010) Collaborative Research: Constraining Mantle Rheology, Mantle Flow, and Crust/Mantle coupling Beneath New Zealand
  • University of Colorado Boulder (CU), United States of America
DOI
Y3 (2011-2011) Cornell-USGS Virgina Aftershock iMaging exPeriment
  • Cornell University, United States of America
DOI
Y3 (2012-2012) Vaughn-Lewis Icefall Seismicity Project
  • Stanford University, United States of America
DOI
Y3 (2013-2014) SEIS-UK instrument type noise study
  • Leicester University , United Kingdom
United Kingdom DOI
Y3 (2016-2016) EFFECT OF THE EXPLOSIVE DETONATION PRODUCTS ON SEISMIC COUPLING
DOI
Y3 (2017-2018) Delaware 2017 Aftershock Study
DOI
Y3 (2019-2028) ACACOAST
DOI
Y4 (2004-2007) W-ALPS 2004-2007 temporary experiment
DOI
Y4 (2008-2009) Mt. Erebus Volcano Observatory
  • New Mexico Tech, United States of America
DOI
Y4 (2010-2011) Eastern Mediterranean Seismic
DOI
Y4 (2013-2013) Brazilian Temporary Seismographic Experiments
  • Universidade de Sao Paulo, USP, Brazil
Y4 (2014-2015) Extended Pollino Seismic Experiment, 2014-2015
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
Y4 (2016-2016) Napa Seismic Investigation 2016
  • USGS Menlo Park, United States of America
DOI
Y4 (2017-2019) DanSeis infrastructure installation project Southern Scandinavia
  • GEUS Geological Survey of Denmark and Greenland, Denmark
Y4 (2020-2022) Villarrica_2020 DOI
Y4 (2023-2023) Graz Inner City Global DAS '23 Experiment DOI
Y4 (2024-2027) MZSCF Seismic Network in Campi Flegrei, Italy
Y5 (2006-2018) Canadian Rockies and Alberta Network
  • University of Alberta, Canada
Y5 (2019-2020) North Bay Seismic Experiment (con't from YK 2003-2018)
  • USGS Menlo Park, United States of America
United States of America DOI
Y5 (2021-2021) Valles Caldera and Gallina Fault Node Array 2021
  • University of New Mexico (UNM), United States of America
DOI
Y5 (2022-2026) Swiss Contribution to AdriaArray Temporary Network
  • Eidgendssisch Technische Hochschule - Swiss Seismological Service (ETH), Switzerland
DOI
Y6 (2006-2012) Behavior of supraglacial lakes and their role in outlet glacier dynamics and mass balance of the Greenland Ice Sheet
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
Y6 (2013-2015) QM-III-UK
  • Imperial College London, United Kingdom
Y6 (2016-2017) Rift valley volcanism past present and future
  • University of Southampton, United Kingdom
DOI
Y6 (2018-2018) Yellowstone Lake Microseism 2018
DOI
Y6 (2019-2019) Community, Arts, and Environmental Setting of Fly Geyser, Nevada
DOI
Y6 (2020-2022) Anillo
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
Y6 (2023-2026) CAREER: A comprehensive seismic investigation to the crust and uppermost mantle beneath the South Pole, East Antarctica
  • Stony Brook University
DOI
Y7 (2007-2008) Seismic Experiment Active Caribbean Andesitic Lava Island Perscison Seismio-Geodetic Observatory
  • Penn State University, United States of America
DOI
Y7 (2009-2010) Geothermal Exploration Arkansas Valley, Mt. Princeton Geothermal System
DOI
Y7 (2011-2012) Deep OCean Test ARray experiment
  • Universitat Potsdam, Germany
Y7 (2016-2019) Acquisition of aftershock sequence of the 2016 M5.6 Sooner Lake Earthquake
  • University of Oklahoma (OU), United States of America
DOI
Y7 (2020-2021) DARE: Dense ARray for seismic site effect Estimation DOI
Y7 (2022-2024) Temporary Deployment for DemoUpStorage, Helguvik, Reykjanes Peninsula, Iceland
  • Eidgendssisch Technische Hochschule - Swiss Seismological Service (ETH), Switzerland
DOI
Y8 (2007-2007) MDS-AKA Kirkland and MDS
  • New Mexico Tech, United States of America
Y8 (2008-2008) New England Damage Experiment
DOI
Y8 (2009-2011) Detection and location of non-volcanic tremor in the New Madrid Seismic Zone
  • University of Memphis, CERI, United States of America
DOI
Y8 (2013-2014) Passive-Source Guided Wave Study along the San Andreas Fault in San Gorgonio Pass, California
  • UC Riverside, United States of America
DOI
Y8 (2016-2021) Monitoring Entiat Earthquakes in Chelan County, Washington
  • Washington State Department of Natural Resources, United States of America
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
Y9 (2007-2008) Tocopilla
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
Y9 (2009-2014) Guerrero Gap Experiment (Mexico)
  • Observatoire de Grenoble, Grenoble, France
DOI
Y9 (2016-2019) Rapid response for fairview aftershock in Oklahoma
  • University of Oklahoma (OU), United States of America
DOI
Y9 (2020-2021) Vestnesa Ridge
  • Alfred Wegener Institute (AWI), Germany
DOI
Y9 (2022-2025) Amplify EGS Monitoring Network DOI
YA (1998-2000) Crustal Structure of Coso Geothermal Field, California
DOI
YA (2001-2001) Bhuj Aftershock Study
YA (2003-2004) Collaborative research in Eastern Tibet: Evolution and dynamics of the crust and mantle, and surface topography.
DOI
YA (2005-2005) Torfajokull 2005
  • Nordic Volcanological Institute (NORDVULK), Iceland

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