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
3A (2007-2007) Southern Okalahoma Aulcaogen 3-D test, Spears Ranch Seismic Experiment Survey
DOI
3A (2008-2009) ARC-Vanuatu
DOI
3A (2010-2012) Maule Aftershock Deployment (UK)
3A (2013-2014) Coherency and celerity of microbaroms
DOI
3A (2016-2016) Centro di microzonazione sismica Network, 2016 Central Italy seismic sequence
DOI
3A (2017-2017) Node deployment in Oaxaca, Mexico following the M8.1 Tehuantepec Earthquake DOI
3A (2018-2018) SABANCAYA experiment in Peru
3A (2019-2019) JPL Active Source Balloon Infrasound Experiment at EMRTC
DOI
3A (2020-2020) SCENTAR: Southern Cascadia Earthquake and Tectonics Array DOI
3A (2021-2021) Reykjanes 2021 DOI
3A (2022-2022) 2022 Cascadia node deployment
DOI
3A (2023-2023) Observing 3D propagation at the Atlantis II Seamount Complex
3A (2024-2024) Monitor Blasting near Museum in Raleigh, NC
DOI
3B (2008-2013) Desert Peak EGS
3B (2014-2014) BELENRT, Reflection imaging using railroad noise as seismic source
DOI
3B (2015-2016) Integrated Geosciences in the Merida Andes, Venezuela
3B (2017-2019) InTarsis
DOI
3B (2020-2020) Seismic imaging of the Doty Fault, Washington
DOI
3B (2021-2022) Southern Menthodist University DOI
3B (2023-2023) Seismic Hazard, Lithosphere Hydration, and Double-Verging Structure of the Puerto Rico Subduction Zone: A Seismic Reflection and
3B (2024-2025) Wyalkatchem Temporary Network DOI
3C (2008-2008) Taiwan Geodynamics Project- TAIGER-A 200612 (1F-2008) continuation
3C (2010-2011) Collaborative Proposal: Glacier seismicity and its relationship to basal motion
DOI
3C (2013-2013) East Bay Seismic Experiment
DOI
3C (2014-2014) Arizona Rapid Array Array Mobilization Program
DOI
3C (2016-2016) Indio Ranch
DOI
3C (2017-2018) NZ3D FWI
DOI
3C (2019-2021) M5 Le Teil 20191111 PostSeismic
DOI
3C (2022-2025) Modeling, Uplift, Seismology, and Igneous-geochemistry in the Colombian Andes
DOI
3D (2008-2009) Ambient Seismic Experiment Tasmania 1 DOI
3D (2010-2013) Morocco-Muenster
DOI
3D (2014-2016) HART Pisagua Earthquake
DOI
3D (2018-2019) Raspberry Pi Enhanced Reftek (RaPiER) Ambient Seismic Noise Interferometry 2
DOI
3D (2021-2025) INGV temporary network for seismic monitoring of the island of Vulcano to increase volcanic activity (Sicily, Italy) DOI
3E (2010-2011) Exploring Seismic Velocity of Sediments in the Mississippi Embayment
DOI
3E (2012-2014) Mauritius Seismic Land Station
DOI
3E (2015-2015) Crustal Magma Plumbing of the Santorini Volcanic System - Land Component
DOI
3E (2016-2016) Yasur Volcano Temporary Deployment, Summer 2016
DOI
3E (2018-2018) Experiment in Fuego
DOI
3E (2022-2024) Islands of the Four Mountains 2022-23 DOI
3F (2010-2010) USGS flume seismic monitoring
DOI
3F (2011-2011) Vogtland2011 DOI
3F (2013-2014) HUMMING WOMBAT
DOI
3F (2016-2019) SIR-MIUR Project INSIEME - broadband seismic network in Val d'Agri, southern Italy
DOI
3F (2020-2022) Macquarie Ridge DOI
3F (2023-2024) GREENest DOI
3G (2007-2016) TÜBITAK Marmara Research Center Earth Sciences Institution Network
DOI
3G (2018-2019) Marla Line
DOI
3G (2021-2023) Olympics 2021 DOI
3G (2024-2025) Monzón baseline DOI
3H (2009-2009) Norcia basin (Italy) temporary network
DOI
3H (2010-2010) INGV Temporary Seismic Network for Fermo and Macerata area 2010 (Central Italy) DOI
3H (2011-2013) OSISEC : Seismological Observation of the Ecuadorian Subduction Zone
DOI
3H (2014-2015) Crustal Seismicity along for the Southern Andes Volcanic Zone
DOI
3H (2016-2016) Renland
DOI
3H (2017-2017) Indian Heaven 2017 United States of America
3H (2018-2020) Monchique
3H (2021-2021) Shasta21 DOI
3H (2022-2022) Rainier_2022
DOI
3H (2023-2024) An Open Access Experiment to Seismically Image Galapagos Plume-Ridge Interaction
DOI
3I (2020-2030) French Landslide Observatory – OMIV - Temporary data NODES
3J (2011-2012) Deep OCean Test ARray DOCTAR (OBS part)
3J (2013-2015) HIRE-II
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
DOI
3J (2021-2022) Basal conditions of Malaspina Glacier
DOI
3J (2023-2025) Interactions between the Tonga-Lau subduction system and the Samoan plume
3K (2014-2015) Acehseis
3K (2016-2019) TROODOS: Tomography and Receiver function Observations of an Ophiolite using Data Obtained from Seismology
DOI
3K (2021-2021) Noise Field Characterisation at UCD Campus
3K (2022-2022) Sao Jorge 2022
3K (2023-2025) MOSAICMO Seismic Network in Molise-Sannio region, Italy
3L (2010-2023) Testing of the effectiveness of incorporating seismic data in seismic hazard assessment within a traditional field course
DOI
3L (2024-2024) Volunteer Teaching Faculty for the Juneau Icefield Research Program
DOI
3M (2013-2016) Australia-Indonesia Tectonics Observatory 2013-2016
DOI
3M (2018-2022) Gebze Technical University
DOI
3M (2023-2023) La Jencia Fault Zone Preliminary data collection
DOI
3M (2024-2027) Seismic Arrays for the noise characterization of the Sardinia Einstein Telescope candidacy (SANSET)
3N (2018-2018) Charleston land streamer 2018
DOI
3N (2019-2021) Permasense
DOI
3N (2022-2022) Paleovalley ICDP site survey (resubmission for NSF)
DOI
3N (2023-2024) North York Moors Array DOI
3O (2019-2020) AKIMBA
DOI
3O (2022-2022) Fluvial morphology and urban karst development in Cincinnati, Hamilton County, OH
DOI
3O (2023-2025) Earthquakes and Locking inVEstigation of Subduction DOI
3P (2017-2021) Theistareykir monitoring network DOI
3P (2022-2024) Fault zone hydrogeological response to earthquakes
DOI
3Q (2019-2019) Dublin pilot test train experiment, phase 1 DOI
3Q (2021-2021) Dublin pilot test train experiment, phase 2 DOI
3Q (2022-2022) GEODES Lava Beds National Monument Active Seismic Experiment 2022
DOI
3Q (2024-2027) INGV SISMIKO Emergency Seismic Network for Pietrapaola Sequence 2024 (Southern Italy)
DOI
3R (2018-2021) Kongsberg experiment DOI
3R (2022-2025) 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 DOI
3S (2023-2024) Jotul Vent Field Seismic Network (Knipovich Ridge)
3T (2013-2018) Temporal network Tungurahua
DOI
3T (2019-2019) France 2019, Preliminary campaign at DARE project: Temporary Dense nodal seismic array in the Rhône Valley DOI
3T (2020-2026) Einstein Telescope Seismic Campaigns
DOI
3U (2018-2019) Hawkes Bay SSE experiment DOI
3U (2021-2022) Domo de San Pedro BB DOI
3U (2023-2023) Potsdam-Ferch, global DAS campaign 2023 DOI
3V (2019-2021) Monitoring water flow in karst using passive seismic ‘listening’
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 Seismic Monitoring DOI
3X (2022-2022) Curnamona Cube MT & Passive Seismic Array DOI
3X (2023-2023) GeoLab DOI
3Y (2020-2022) Along-Dip Influence of the Challenger Fault Zone on Slip Behavior and Rheology, Chile DOI
3Y (2023-2024) Colorado Legacy Mine Hydrologic Monitoring Nodal Seismic Array
DOI
3Z (2021-2024) 2021-2024 Glaciological monitoring of Jakobshavn Isbrae, Greenland DOI

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