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
3H (2022-2022) Rainier_2022
  • University of Oregon
DOI
3J (2013-2015) HIRE-II
  • GEOFON Program (GFZ-Potsdam, Germany)
DOI
3J (2016-2018) Broadband Array in Longmenshan Seismic Gap
DOI
3J (2019-2019) RAMP deployment of 3C nodal for July Searles Valley 2019 Earthquake
  • UC Santa Barbara
DOI
3J (2021-2022) Basal conditions of Malaspina Glacier
  • University of Alaska Fairbanks
DOI
3K (2014-2015) Acehseis
3K (2016-2019) TROODOS: Tomography and Receiver function Observations of an Ophiolite using Data Obtained from Seismology
  • Imperial College London (Imperial UK)
DOI
3K (2022-2022) Sao Jorge 2022
  • Instituto Dom Luiz (FCUL formerly CGUL-LX Portugal)
3L (2010-2023) Testing of the effectiveness of incorporating seismic data in seismic hazard assessment within a traditional field course
  • University of Indiana
DOI
3M (2013-2016) Australia-Indonesia Tectonics Observatory 2013-2016
  • Australian National University (ANU, Australia)
DOI
3M (2018-2022) Gebze Technical University
DOI
3N (2018-2018) Charleston land streamer 2018
  • Boise State University
DOI
3N (2019-2021) Permasense
DOI
3O (2019-2020) AKIMBA
  • Australian National University (ANU, Australia)
DOI
3P (2017-2021) Theistareykir monitoring network DOI
3Q (2019-2019) Dublin pilot test train experiment, phase 1 DOI
3Q (2021-2021) Dublin pilot test train experiment, phase 2 DOI
3R (2018-2021) Kongsberg experiment
  • NORSAR
  • University of Oslo (Norway)
DOI
3S (2018-2019) Archimedes
3T (2013-2018) Temporal network Tungurahua
  • Escuela Politecnica Nacional-Instituto Geofisico
DOI
3T (2020-2024) Einstein Telescope Seismic Campaigns
DOI
4A (2008-2008) Investigating mechanisms of subglacial hydrology and basal shear stress beneath Whillans Ice Stream using passive seismology
  • UC Santa Cruz
DOI
4A (2009-2009) Emersito Seismic Network for Site Effect Studies in L'Aquila town (Central Italy)
DOI
4A (2010-2011) Darfield RAMP Aftershock Deployment, NZ
  • University of Wisconsin, Madison
DOI
4A (2012-2014) Pollino Seismic Experiment
  • GEOFON Program (GFZ-Potsdam, Germany)
DOI
4A (2016-2019) SP Crater Network
DOI
4A (2021-2021) Kamara Mine Network
  • Aristotle University of Thessaloniki
DOI
4A (2022-2024) Mapping the structure of the Duluth Complex & Animikie Basin
  • US Geological Survey
DOI
4B (2008-2009) TASK FORCE KIRGISTAN
  • GEOFON Program (GFZ-Potsdam, Germany)
4B (2010-2015) Raft River EGS
4B (2016-2018) ANR-Remake Quito basin
DOI
4B (2019-2020) iTarg3T
  • Institute Earth Sciences "Jaume Almera" CSIC (ICTJA Spain)
DOI
4B (2021-2021) El Paso Iglesias
  • University of Texas at El Paso (UTEP)
DOI
4B (2022-2022) Seismometer to Investigate Ice and Ocean Structure (SIIOS) Field Experiment: Hiawatha Crater, Greenland
  • University of Maryland
DOI
4C (2005-2010) Semipalatinsk Test Site Network
  • Inst. of Geophysical Research National Nuclear Center of Republic of Kazakhstan
Kazakhstan
4C (2011-2014) NERA-JRA1-A
  • Observatoire de Grenoble, Grenoble
4C (2015-2015) GeoGirls outreach experiment at Mount St. Helens
  • USGS Vancouver WA
4C (2016-2016) Summer of Applied Geophysical Experience Active Seismic 2016
  • IRIS PASSCAL Instrument Center @ New Mexico Tech
DOI
4C (2017-2019) TIPTIMON AFGHANISTAN 2
DOI
4C (2020-2024) Inter-Wind
DOI
4D (1985-2009) Seismological Experiments on Swiss Glaciers Switzerland DOI
4D (2010-2011) Parkfield Experiment to Record Microseismicity and Tremor
4D (2012-2025) Swiss temporary deployments on glaciers Switzerland DOI
4E (2010-2011) MARS/Testing of cabled broadband OBS using MARS test facility
DOI
4E (2015-2016) Field Research Station broadband seismometer network
  • University of Bristol (UK)
DOI
4E (2018-2018) Raton 3C Nodes 2018
  • University of New Mexico (UNM)
DOI
4E (2019-2019) Valles 3C Node Transect
  • University of New Mexico (UNM)
DOI
4E (2020-2021) Nodal seismic experiment at the Berkeley section of the Hayward fault DOI
4E (2022-2023) Antarctica Ice Rift Experiment
  • University of Maryland
DOI
4F (2007-2011) Askja 2007
DOI

Network Data API

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