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
3C (2008-2008) Taiwan Geodynamics Project- TAIGER-A 200612 (1F-2008) continuation
  • PASSCAL
3C (2010-2011) Collaborative Proposal: Glacier seismicity and its relationship to basal motion
  • Central Washington University, United States of America
DOI
3C (2013-2013) East Bay Seismic Experiment
  • USGS Menlo Park, United States of America
DOI
3C (2014-2014) Arizona Rapid Array Array Mobilization Program
DOI
3C (2016-2016) Indio Ranch
  • University of Texas at El Paso (UTEP), United States of America
DOI
3C (2017-2018) NZ3D FWI
  • Imperial College London, United Kingdom
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 (2010-2013) Morocco-Muenster
  • Westfalische Wilhelms-Universitat Munster (WWU), Germany
DOI
3D (2014-2016) HART Pisagua Earthquake
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
3D (2018-2019) Raspberry Pi Enhanced Reftek (RaPiER) Ambient Seismic Noise Interferometry 2
  • Baylor University, United States of America
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
  • University of Memphis, CERI, United States of America
DOI
3E (2012-2014) Mauritius Seismic Land Station
  • Institute for Geosciences - Goethe University, Germany
DOI
3E (2015-2015) Crustal Magma Plumbing of the Santorini Volcanic System - Land Component
  • University of Oregon, United States of America
DOI
3E (2016-2016) Yasur Volcano Temporary Deployment, Summer 2016
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
3E (2018-2018) Experiment in Fuego
  • University of Liverpool, United Kingdom
DOI
3E (2022-2024) Islands of the Four Mountains 2022-23 DOI
3F (2010-2010) USGS flume seismic monitoring
  • USGS Vancouver WA, United States of America
DOI
3F (2011-2011) Vogtland2011
  • Universitat Potsdam, Germany
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
  • USGS Menlo Park, United States of America
DOI
3H (2009-2009) Norcia basin (Italy) temporary network
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
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
  • GEOMAR, Germany
DOI
3H (2016-2016) Renland
DOI
3H (2017-2017) Indian Heaven 2017
  • University of Arizona, United States of America
United States of America
3H (2018-2020) Monchique
3H (2021-2021) Shasta21 DOI
3H (2022-2022) Rainier_2022
  • University of Oregon, United States of America
DOI
3H (2023-2024) An Open Access Experiment to Seismically Image Galapagos Plume-Ridge Interaction
  • whoi.edu
3J (2013-2015) HIRE-II
  • GEOFON Program (GFZ-Potsdam, Germany), 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, United States of America
DOI
3J (2021-2022) Basal conditions of Malaspina Glacier
  • University of Alaska Fairbanks
DOI
3J (2023-2025) Interactions between the Tonga-Lau subduction system and the Samoan plume
  • whoi.edu
3K (2014-2015) Acehseis
3K (2016-2019) TROODOS: Tomography and Receiver function Observations of an Ophiolite using Data Obtained from Seismology
  • Imperial College London, United Kingdom
DOI
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
  • University of Indiana
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
  • NMT
DOI
3N (2018-2018) Charleston land streamer 2018
DOI

Network Data API

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