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 (requires login)
Generate citations for network data

Network Code Network Name Operated By Deployment DOI
SK Slovak National Seismic Network
  • Geophysical Institute, Slovak Academy of Sciences, Slovakia
DOI
T4 Canakkale Onsekiz Mart University Earthquake Research Center
  • Canakkale Onsekiz Mart University (COMU), Türkiye
WK Wake Island Hydrophone Array United States of America
X1 (2011-2012) Byrd Lake Reflection Seismics - Cresis
  • Penn State University, United States of America
DOI
X2 (2016-2016) Lake Pontchantrain Wind-Wave Monitoring Deployment
  • Colorado State University (CSU), United States of America
X2 (2020-2022) High Resolution Imaging of the Pedernales Earthquake Rupture zone
DOI
X3 (2007-2011) Understanding the current thinning and accelerration of the Jakobshavns Isbrae, Greenland
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
X5 (2023-2025) Auckland-Hauraki Node Array DOI
X6 (2014-2016) Homestake Gold Mine Three-dimensional, Broadband Array
  • University of Minnesota-Twin Cities, 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
X9 (2008-2011) Dallas Earthquake Swarm
  • Southern Methodist University (SMU), United States of America
DOI
XA (2011-2011) Using Fault-Zone Trapped Waves to Document Subsuface Rock Damage Caused by the M6.3 Earthquake in Ne
  • University of Southern California (USC), United States of America
DOI
XC (1977-1977) Blake-Bahama Oblique Seismic Experiment United States of America DOI
XC (2003-2005) Geodynamics of the Tibetan Plateau and the Origin of Great Earthquakes in Western China United States of America
XD (1999-2000) Natural Seismicity Investigation of Active Continental Breakup in the Woodlark Basin
DOI
XD (2020-2025) Earthquakes_IINGENUNAM_DEV
DOI
XE (2020-2020) High Resolution Imaging of the Pedernales Earthquake Rupture Zone - Nodes
  • Lehigh University, United States of America
DOI
XF (1995-1996) Antarctic Microearthquake Project, Monitoring of Ice Stream C, West Antarctica
DOI
XF (2021-2022) High Resolution Imaging of the Pedernales Earthquake Rupture Zone - Broadbands
  • Lehigh University, United States of America
DOI
XG (1995-1996) Nanga Parbat Pakistan, Crustal Reworking During Orogeny: An Active System Himalayan Perspective
DOI
XG (2018-2018) Rattlesnake Ridge 2018
  • University of Oregon, United States of America
DOI
XJ (2000-2001) Eastern Snake River Plain Experiment, Shear-wave Splitting in the Snake River Plain
DOI
XJ (2018-2027) Deployments associated with OBS deployments in Swiss Lakes
  • Swiss Federal Institute of Technology, Zurich (ETHZ), Switzerland
DOI
XL (1999-2001) San Francisco/Oakland Dense Array 2000
DOI
XM (2011-2011) Broadband recording at the site of great earthquake rupture in the Alaska Megathrust
  • University of Oklahoma (OU), United States of America
DOI
XM (2025-2025) Nodal and DAS deployment on the frozen lake of Sankt Moritz, Switzerland DOI
XN (2015-2021) Gorkha Earthquake 2015
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
XP (2020-2021) Aftershock deployment for Stanley, ID earthquake 2020
DOI
XQ (2015-2016) Rapid response to the Mw 7.9 earthquake of April 25, 2015 in Nepal
  • Oregon State University (OSU), United States of America
XQ (2017-2017) Salt Lake 2017 Land Streamer profiling
DOI
XR (2023-2023) Exploring the potential of geophones for quantifying bedload tranpsort and river ice break up in the Canning River, Alaska
  • University of Colorado Boulder (CU), United States of America
DOI
XS (2010-2011) Maule Earthquake (Chile) Aftershock Experiment
DOI
XW (2003-2006) Siple Coast Antarctica, Microearthquake Project
XW (2016-2016) Pisagua/Iquique Crustal Tomography to Understand the Region of the Earthquake Source - OBSIP OBS Component
  • IRIS OBSIP (OBSIP), United States of America
DOI
XY (2010-2010) RAMP response for 2010 Chile earthquake
  • University of Florida, United States of America
DOI
XY (2011-2012) Experiment to Determine Hypocenters and Focal Mechanisms of Earthquakes Occurring in Association with Imaged Faults Near Summeville, South Carolina
  • Virginia Polytechnic Institute and State University (Virginia Tech), United States of America
DOI
XZ (2001-2001) Spokane WA Earthquake Swarm
DOI
XZ (2015-2015) Measuring ambient noise of ocean breakers
  • East Carolina University (ECU), United States of America
DOI
Y2 (2017-2021) REMAKE-PUNA
  • Escuela Politecnica Nacional-Instituto Geofisico, Chile
DOI
Y6 (2006-2012) Behavior of supraglacial lakes and their role in outlet glacier dynamics and mass balance of the Greenland Ice Sheet
DOI
Y6 (2018-2018) Yellowstone Lake Microseism 2018
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
Y8 (2007-2007) MDS-AKA Kirkland and MDS
  • New Mexico Tech, United States of America
Y8 (2016-2021) Monitoring Entiat Earthquakes in Chelan County, Washington
  • Washington State Department of Natural Resources, United States of America
DOI
YA (2012-2013) Dynamics of the Lake Kivu System
  • University of Rochester, United States of America
DOI
YB (2007-2007) Trichonis Lake network
  • University of Patras, Greece
DOI
YB (2010-2010) Haiti Earthquake Aftershock Experiment
DOI
YG (2010-2010) San Andreas Virtual Earthquake Experiment Los Angeles
  • Stanford University, United States of America
YG (2013-2014) Deployment for the Southern Cook Strait Earthquake Sequence
  • Victoria University of Wellington, New Zealand
DOI
YG (2016-2018) Fate and consequences of Yakutat terrane subduction beneath eastern Alaska and the Wrangell Volcanic Field
  • Cornell University, United States of America
  • University of Alaska, Fairbanks (UAF), United States of America
DOI

Network Data API

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