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
2B (2018-2018) Fort Boise passive seismic water-recharge monitoring experiment
DOI
Z6 (2009-2010) Forsyth Deployment near the South Shatsky Fracture Zone
  • UC San Diego, United States of America
X7 (2019-2019) FORGE Phase2C Stimulation
DOI
8J (2016-2017) FORGE nodal array 1
DOI
9J (2017-2018) FoMaPS
  • Institute for Geosciences - Goethe University, Germany
DOI
XH (2022-2024) FocusX temporary OBS-network
  • French Research Institute for the Exploration of the Sea (IFREMER), France
1J (2021-2023) FocusX temporary land-network DOI
3O (2022-2022) Fluvial morphology and urban karst development in Cincinnati, Hamilton County, OH
  • University of Cincinnati
DOI
2S (2022-2022) FLUID - Role of FLuids in Underground Salt Cavern and Wastewater Injection Site Deformation
  • Louisiana State University, United States of America
DOI
8L (2023-2023) FLUID-MINI-LA - Role of FLuids in Underground Salt Cavern and Wastewater Injection Site Deformation
  • Louisiana State University
DOI
YP (2016-2016) Flow and Fracture Dynamics in an Ice Shelf Lateral Margin: Observations and modeling of the McMurdo Shear Zone
DOI
XC (2015-2015) Florida Magnetotelluric Time Series (USGS-GEOMAG, Florida 2015 Long Period) DOI
YD (2020-2024) FloodRisk Seismic Network
DOI
X3 (2003-2005) Flinders Ranges DOI
YX (2010-2012) Flexarray 3D Passive Seismic Imaging of Core-Complex Extension in the Ruby Range Nevada
  • Stanford University, United States of America
DOI
4E (2015-2016) Field Research Station broadband seismometer network
  • University of Bristol, United Kingdom
DOI
9N (2018-2018) Fibre-optic distributed acoustic sensing, seismological and infrasonic data from Etna DOI
6C (2009-2010) Ferghana
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
3P (2022-2024) Fault zone hydrogeological response to earthquakes
  • Lawrence Berkeley National Lab
DOI
XV (2014-2019) Fault Locations and Alaska Tectonics from Seismicity
  • University of Alaska, Fairbanks (UAF), United States of America
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
XA (2025-2027) FarSide Seismic Suite
YB (2011-2012) Faroe Islands Passive Seismic Experiment
ZZ (2019-2022) Farnsworth Unit Surface Seismic Array
  • New Mexico Tech, United States of America
DOI
8E (2019-2019) Faial-Pico2019
DOI
XH (2021-2021) Fagradalsfjall Acoustics
  • University of North Carolina at Chapel Hill (UNC), United States of America
DOI
9M (2023-2025) Eyre Peninsula Nodal Array DOI
7G (2010-2010) Eyjafjallajokull EY
  • University of Iceland, Iceland
DOI
Y4 (2014-2015) Extended Pollino Seismic Experiment, 2014-2015
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
1H (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
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
3E (2010-2011) Exploring Seismic Velocity of Sediments in the Mississippi Embayment
  • University of Memphis, CERI, United States of America
DOI
YY (2013-2016) Exploring extensional tectonics beyond the Ethiopian Rift
  • Cornell University, United States of America
DOI
6C (2023-2023) Exploratory monitoring of meteotsunami events on the Laurentian Great Lakes
  • Michigan Tech
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
3E (2018-2018) Experiment in Fuego
  • University of Liverpool, United Kingdom
DOI
XZ (2018-2018) Experiment in Fuego
DOI
X6 (2018-2018) Experimental Multiblast
  • Michigan Technological University (MTU), United States of America
YB (2016-2016) Evolution of Slow-Spreading Oceanic Crust: South Atlantic
  • Texas A&M University, United States of America
DOI
X6 (2012-2012) Evolution and hydration of the Juan de Fuca crust and uppermost mantle
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
YJ (2008-2008) Evaluation of ACROSS-type Source for San Andreas Fault
DOI
7R (2005-2006) EVA
DOI
YN (2009-2009) ETMO: Endeavour Seismic Tomography Experiment
  • University of Oregon, United States of America
DOI
XJ (2002-2003) Ethiopian Afar Geophysical Lithospheric Experiment
  • Royal Holloway, University of London, United Kingdom
XM (2002-2003) Ethiopia-Afar Geoscientific Lithospheric Experiment 6TD Passive Array
  • University of Leicester (SEIS UK), United Kingdom
YJ (2001-2003) Ethiopia-Afar Geoscientific Lithospheric Experiment
5B (2021-2022) ET Database of Belgium DOI
ZJ (2016-2016) Estudio de suelos en Manabí (Ecuador)
  • Escuela Politecnica Nacional-Instituto Geofisico, Chile
YZ (2015-2016) Establishing Background Microseismicity at Proposed Geothermal Site at Cornell Univerity
  • Cornell University, United States of America
DOI
YQ (2020-2022) Establishing a new, permanent seismic station in Mammoth Cave National Park
  • University of Kentucky
DOI

Network Data API

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