International Federation of Digital Seismograph Networks
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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
2A (2001-2002) Gravity Lineations, Intraplate Melting, Petrologic and Seismic Expedition
  • Brown University
—
2A (2007-2014) COGEAR Temporary Deployments, Valais, Switzerland Switzerland DOI
2A (2016-2016) LArge-n Seismic Survey in Oklahoma
  • U.S. Geological Survey
DOI
2A (2017-2019) Sorsdal_Glacier_17-18
DOI
2A (2020-2020) Response to the Mar 18, 2020 M5.7 Magna, UT Earthquake
  • University of Utah
DOI
2A (2021-2022) Imperial Valley Dark Fiber Experiment
  • Rice University
DOI
2B (2004-2005) Cooperative monitoring of volcanic tremor at Villarrica Volcano, Chile
  • University of Washington
DOI
2B (2007-2009) PUDEL Network, Argentina, 2007-2009
DOI
2B (2010-2011) OBSIP: Bering Sea Active Source Experiment
  • Woods Hole Oceanographic Institution (WHOI)
—
2B (2013-2014) East Staithes
—
2B (2016-2017) Pryor: Cornell University
  • Cornell University
DOI
2B (2018-2018) Fort Boise passive seismic water-recharge monitoring experiment
DOI
2B (2019-2022) Eruption or Catastrophe: Learning to Implement Preparedness for future Supervolcano Eruptions
  • Victoria University of Wellington
DOI
2C (2008-2009) Resonant signature of hydrocarbon and CO2 reservoirs
  • Wright State University
DOI
2C (2010-2011) Geophysical Study of Ice Stream Stick-slip dynamics
  • Central Washington University
DOI
2C (2013-2013) New England Damage Experiment Phase II
DOI
2C (2014-2015) Continental Lithospheric Breakup in East Africa
  • University Montpellier II (UM2 UMSF France)
DOI
2C (2016-2017) Tasman Acceleration Study 2016
  • Victoria University of Wellington
—
2C (2018-2022) COntrol SEISmicity and Manage Induced earthQuakes
  • ETHZ (Swiss Federal Institute of Technology, Zurich Switzerland)
DOI
2D (2010-2011) Albacore
  • UC San Diego
—
2D (2012-2012) Humming Roadrunner Temporary Seismoacoustic Network
  • University of Mississippi
 — DOI
2D (2013-2016) N2
  • University of Bergen (UiB Norway) Inst of Geophysics
—
2D (2018-2019) DESTRESS – Demonstration of soft stimulation treatments of geothermal reservoirs
DOI
2D (2021-2032) Eifel Seismic Monitoring — —
2E (2010-2011) Seismic Coherence and Site Effect Studies at Precarious Rock Locations in Riverside, California
  • USGS Caltech, Pasadena
DOI
2E (2012-2013) Southwest Indian Ridge Earthquakes and Hydrothermal Plumes
  • Alfred Wegener Institute for Polar and Marine Research
—
2E (2014-2016) Norway Microbarom Study 2014
  • Los Alamos National Laboratory (LANL, NM)
DOI
2E (2018-2019) Thwaites Margins
  • University of Oklahoma (OU)
DOI
2E (2021-2021) Reflection and Refraction Active Seismic Acquisition on Sourdough Rock Glacier, McCarthy, Alaska
  • University of Arizona
DOI
2F (2009-2009) Taiwan Supplement #2 to TAIGER project
  • University of Southern California (USC)
DOI
2F (2010-2011) OMBRA seismic network
—
2F (2012-2013) LONGMEN
  • GEOFON Program (GFZ-Potsdam, Germany)
DOI
2F (2014-2015) PFO Accelerometer Test
  • IGPP University of California Systemwide Institute of Geophysics and Planetary Physics
 United States of America —
2F (2016-2016) Play Fairway Analysis: Structurally Controlled Geothermal Systems in the Eastern Great Basin Extensional Regime, Utah
  • University of Utah
DOI
2F (2017-2020) Crust and lithosphere Investigation of the Easternmost expression of the Laramide Orogeny - Pilot Experiment
  • UC Riverside
DOI
2F (2021-2021) MARIBNO — DOI
2G (2010-2015) Testing of the effectiveness of incorporating seismic data in seismic hazard assessment within a traditional field course
  • Indiana University Bloomington (IU Bloomington)
DOI
2G (2016-2016) Lastarria volcano experiment
  • GEOFON Program (GFZ-Potsdam, Germany)
DOI
2G (2018-2021) Bergen Arcs Seismic Experiment
  • University of Bergen (UiB Norway)
—
2G (2022-2026) UK-PE1 Arrays
  • Blacknest (AWE UK)
 — DOI
2H (2009-2013) AFAR0911
  • University of Southampton (UK)
DOI
2H (2014-2015) Ilan Plain 2014
  • National Central University (NCU Taiwan China)
DOI
2H (2016-2022) Interim Broadband Monitoring of the Mount Erebus Volcano
  • New Mexico Tech
DOI
2J (2012-2015) Seismological Observation of the Central-Northern Ecuadorian Subduction France DOI
2J (2016-2026) Clemson University Subsurface Deformation Monitoring Network
DOI
2K (2014-2029) Scientific Induced Seismicity Monitoring Network
  • Alberta Geological Survey (AGS Canada)
DOI
2L (2015-2016) Monitoring the unrest of El Hierro Island with seismic observations
  • GEOMAR
DOI
2L (2018-2019) LARGE-MEM
DOI
2M (2015-2018) MISTERIOS
  • Institute Earth Sciences "Jaume Almera" CSIC (ICTJA Spain)
DOI
2M (2019-2019) Seismic imaging of the magmatic and hydrothermal systems beneath Lassen Volcanic National Park using a nodal seismometer array
  • South Dakota School of Mines & Technology
DOI

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