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.

Request a new network code
Generate citations for network data

Network Code Network Name Operated By Deployment 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
DOI
Y4 (2010-2011) Eastern Mediterranean Seismic
DOI
Y4 (2013-2013) Brazilian Temporary Seismographic Experiments
  • Universidade de Sao Paulo, USP
Y4 (2014-2015) Extended Pollino Seismic Experiment, 2014-2015
  • GEOFON Program (GFZ-Potsdam, Germany)
DOI
Y4 (2016-2016) Napa Seismic Investigation 2016
  • USGS Menlo Park
DOI
Y4 (2017-2019) DanSeis infrastructure installation project Southern Scandinavia
  • GEUS Geological Survey of Denmark and Greenland
Y4 (2020-2022) Villarrica_2020 DOI
Y5 (2006-2018) Canadian Rockies and Alberta Network
  • University of Alberta (UAlberta Canada)
Y5 (2019-2020) North Bay Seismic Experiment (con't from YK 2003-2018)
  • USGS Menlo Park
United States of America DOI
Y5 (2021-2021) Valles Caldera and Gallina Fault Node Array 2021
  • University of New Mexico
DOI
Y5 (2022-2026) Swiss Contribution to AdriaArray Temporary Network
  • Eidgendssisch Technische Hochschule (ETH Zurich) - Swiss Seismological Service
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)
DOI
Y6 (2013-2015) QM-III-UK
  • Imperial College London (Imperial UK)
Y6 (2016-2017) Rift valley volcanism past present and future
  • University of Southampton (UK)
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)
DOI
Y7 (2007-2008) Seismic Experiment Active Caribbean Andesitic Lava Island Perscison Seismio-Geodetic Observatory
  • Penn State University
DOI
Y7 (2009-2010) Geothermal Exploration Arkansas Valley, Mt. Princeton Geothermal System
  • Colorado School of Mines (CSM)
DOI
Y7 (2011-2012) Deep OCean Test ARray experiment
  • Universitat Potsdam
Y7 (2013-2015) MOCHA MT Observations of Cascadia Using a Huge Array
  • Oregon State University (OSU USA)
United States of America
Y7 (2016-2019) Acquisition of aftershock sequence of the 2016 M5.6 Sooner Lake Earthquake
  • University of Oklahoma (OU)
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 (ETH Zurich) - Swiss Seismological Service
Y8 (2007-2007) MDS-AKA Kirkland and MDS
  • New Mexico Tech
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
DOI
Y8 (2013-2014) Passive-Source Guided Wave Study along the San Andreas Fault in San Gorgonio Pass, California
  • UC Riverside
DOI
Y8 (2016-2021) Monitoring Entiat Earthquakes in Chelan County, Washington
  • Washington State Department of Natural Resources
DOI
Y8 (2022-2026) NIEP Contribution to AdriaArray Temporary Network
  • National Institute for Earth Physics (NIEP Romania)
Y9 (2007-2008) Tocopilla
  • GEOFON Program (GFZ-Potsdam, Germany)
DOI
Y9 (2009-2014) Guerrero Gap Experiment (Mexico)
  • Observatoire de Grenoble, Grenoble
DOI
Y9 (2016-2019) Rapid response for fairview aftershock in Oklahoma
  • University of Oklahoma (OU)
DOI
Y9 (2020-2021) Vestnesa Ridge
  • Alfred Wegener Institute (AWI)
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)
YA (2006-2007) Transylvanian Basin Attenuation and Anisotropy Deployment
  • University of Florida
YA (2008-2008) HLP-3
  • Stanford University
YA (2009-2011) Undervolc
  • Observatoire de Grenoble, Grenoble
DOI
YA (2012-2013) Dynamics of the Lake Kivu System
  • University of Rochester
DOI
YA (2014-2015) Fuego Volcano VLP and tilt experiment Continued
  • Michigan Technological University (MTU)
YA (2016-2016) Yucca Valley Seismic Experiment
  • USGS Menlo Park
DOI
YA (2017-2019) Back-arc rifting in New Zealand
  • Tulane University (TU USA)
DOI

Network Data API

The network data shown here is also available programmatically through a web service API.