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
3N (2022-2022) Paleovalley ICDP site survey (resubmission for NSF)
  • University of Oklahoma (OU), United States of America
DOI
3N (2023-2024) North York Moors Array
  • University of Oxford, United Kingdom
DOI
3O (2019-2020) AKIMBA
DOI
3O (2022-2022) Fluvial morphology and urban karst development in Cincinnati, Hamilton County, OH
  • University of Cincinnati
DOI
3P (2017-2021) Theistareykir monitoring network DOI
3P (2022-2024) Fault zone hydrogeological response to earthquakes
  • Lawrence Berkeley National Lab
DOI
3Q (2019-2019) Dublin pilot test train experiment, phase 1 DOI
3Q (2021-2021) Dublin pilot test train experiment, phase 2 DOI
3Q (2022-2027) XVIII-INGV SISMIKO Emergency Seismic Network (XVIII-ISESN)
3R (2018-2021) Kongsberg experiment DOI
3R (2022-2023) Collaborative research: A better understanding of seismic hazard in Tehuantepec, Mexico, using amphibious MT studies
DOI
3S (2018-2019) Archimedes DOI
3S (2021-2022) Monte Cotugno Reservoir Seismic Experiment
3T (2013-2018) Temporal network Tungurahua
  • Escuela Politecnica Nacional-Instituto Geofisico, Chile
DOI
3T (2019-2019) France 2019, nodal seismic array in the Rhône Valley, DARE project - Preliminary campaign
3T (2020-2024) Einstein Telescope Seismic Campaigns
DOI
3U (2018-2019) Hawkes Bay SSE experiment
  • Lamont Doherty Earth Observatory, Columbia University (LDEO), United States of America
DOI
3U (2021-2022) Domo de San Pedro BB DOI
3U (2023-2023) Potsdam-Ferch, global DAS campaign 2023
3V (2022-2028) Onshore seismic network of the Integrated Deep-Ocean Observing System (IDOOS) at the Atacama seismic gap in northern Chile DOI
3W (2022-2023) Peace River Induced Seismicity Monitoring
  • University of Alberta, Canada
DOI
4A (2008-2008) Investigating mechanisms of subglacial hydrology and basal shear stress beneath Whillans Ice Stream using passive seismology
  • UC Santa Cruz, United States of America
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, United States of America
DOI
4A (2012-2014) Pollino Seismic Experiment
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
4A (2016-2019) SP Crater Network
DOI
4A (2020-2020) Imaging Yellowstone's shallow Magma Reservoir
DOI
4A (2021-2021) Kamara Mine Network
  • Aristotle University of Thessaloniki, Greece
DOI
4A (2022-2024) Mapping the structure of the Duluth Complex & Animikie Basin
DOI
4B (2008-2009) TASK FORCE KIRGISTAN
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
4B (2010-2015) Raft River EGS
4B (2016-2018) ANR-Remake Quito basin
DOI
4B (2019-2020) iTarg3T
  • Institute Earth Sciences "Jaume Almera" (ICTJA), Spain
DOI
4B (2021-2021) El Paso Iglesias
  • University of Texas at El Paso (UTEP), United States of America
DOI
4B (2022-2022) Seismometer to Investigate Ice and Ocean Structure (SIIOS) Field Experiment: Hiawatha Crater, Greenland
  • University of Arizona, United States of America
  • University of Maryland (UMD), United States of America
DOI
4B (2023-2025) Seismic Network Around Kangaroo Eyre Yorke DOI
4C (2005-2010) Semipalatinsk Test Site Network
  • Inst. of Geophysical Research National Nuclear Center of Republic of Kazakhstan, Kazakhstan
Kazakhstan
4C (2011-2014) NERA-JRA1-A
  • Observatoire de Grenoble, Grenoble, France
4C (2015-2015) GeoGirls outreach experiment at Mount St. Helens
  • USGS Vancouver WA, United States of America
4C (2016-2016) Summer of Applied Geophysical Experience Active Seismic 2016
  • IRIS PASSCAL Instrument Center @ New Mexico Tech, United States of America
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 (2012-2013) G9
4E (2015-2016) Field Research Station broadband seismometer network
  • University of Bristol, United Kingdom
DOI
4E (2018-2018) Raton 3C Nodes 2018
  • University of New Mexico (UNM), United States of America
DOI
4E (2019-2019) Valles 3C Node Transect
  • University of New Mexico (UNM), United States of America
DOI

Network Data API

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