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
YG (2024-2025) Earthquake location and subsurface characterization in the Lake Izabal Basin, Guatemala
  • MO U of S & T
DOI
YH (2021-2023) Defining the Source of the 1886 Earthquake
  • College of Charleston
DOI
YI (2010-2010) 2009 Malawi Earthquake RAMP Response
DOI
YJ (2007-2007) Record ground motion, strain changes, fault slip, temperature changes, and othere parameter close to the seismic source for earthquakess in the magnitude range expending to 3
  • USGS Menlo Park, United States of America
DOI
YJ (2010-2014) Infrasound From Earthquakes: Signal Characteristics and Depth Discrimination
DOI
YJ (2015-2017) SLIDEQUAKES
DOI
YK (2022-2022) Large High-Performance Outdoor Shake Table Upgrade Project - Characterization Tests DOI
YO (2001-2002) Taranaki
  • University of Cambridge Earth Sciences, United Kingdom
YO (2013-2013) Sakurajima Infrasound Network
  • University of Alaska, Fairbanks (UAF), United States of America
YP (2014-2015) Argostoli earthquake aftershock experiment
  • Institut des Sciences de la Terre, France
DOI
YQ (2012-2012) Soda Lake DOE, Development of a low cost method to estimate the seismic signature of a geothermal field from ambient seismic noise analysis
DOI
YQ (2024-2025) Lake basin seismic response measurements for Lake Skilak, Alaska
DOI
YR (2004-2004) Northern Lake Tahoe Magma Injection Seismic Monitoring Network
YW (2017-2020) Earthquake swarm Maurienne 2017- (French Alps)
DOI
YX (2008-2008) Seismology Rapid Response Test During the SoSAF Shakeout
  • UC Riverside, United States of America
DOI
YZ (2008-2008) Crater Lake 2008
DOI
Z1 (2016-2017) Seismic Triggering Response for Earthquakes around Wellington NZ
DOI
Z2 (2016-2018) Temporary Receivers for Monitoring Bangladesh Earthquakes
DOI
Z2 (2019-2020) Great Sand Dunes Colorado Earthquake study
  • University of Colorado, United States of America
DOI
Z6 (2018-2018) OBS survey of Kilauea's submarine south flank following the May 4, 2018 M6.9 earthquake and Lower East Rift Zone eruption
  • Scripps Institution of Oceanography (SIO), United States of America
DOI
Z6 (2022-2026) AdriaArray Temporary Network: Albania, Austria, Czech Rep., Germany, Hungary, Kosovo, Montenegro, Slovakia DOI
Z7 (2016-2016) Pisagua/Iquique Crustal Tomography to Understand the Region of the Earthquake Source - GEOMAR OBS Component
  • IRIS HQ, United States of America
Z7 (2024-2024) Nodal Seismometer Deployment at Oak Ridge earthflow near San Jose, CA
  • UC Santa Cruz, United States of America
DOI
ZB (2017-2018) Rapid Aftershock Deployment for the September 2017 M=8.1 and M.7.1 Earthquakes in Mexico (RADSEM)
  • University of Texas at El Paso (UTEP), United States of America
DOI
ZF (1997-1998) Yakutia
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
ZF (2003-2004) BAM Earthquake Aftershock Experiment
  • Observatoire de Grenoble, Grenoble, France
DOI
ZG (2013-2013) Bringing New Tools and Techniques to Bear on Earthquake Hazard Analysis and Mitigation
  • IRIS HQ, United States of America
DOI
ZI (2021-2021) Seismological Waveform data used in 7 FEB 2021 Uttarakhand rockslide analysis
ZK (2014-2014) Vatnajokull Icequake and Tremor Array: Lite
  • University of Cambridge Earth Sciences, United Kingdom
ZO (2007-2007) Seismo-Acoustic data collection near Salt Lake
  • Southern Methodist University (SMU), United States of America
DOI
ZQ (2015-2016) Taku Glacier
  • Central Washington University, United States of America
DOI
ZQ (2024-2024) Grace Lake passive seismic monitoring study
  • Fleming College
DOI
ZS (2006-2006) TaskForce Yogyakarta 2006
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
ZS (2009-2009) CReSIS Greenland Lake Drainage 2009
  • Penn State University, United States of America
DOI
ZS (2014-2014) Measuring the frequency of ocean breaker induced surface waves for determining swell direction: feasibility study
  • East Carolina University (ECU), United States of America
DOI
ZU (2011-2011) Repeating glacier quakes (clones) on Mount Rainier
  • University of Washington, United States of America
DOI
ZV (2007-2007) Mid Ocean Volcanoes & Earthquakes
DOI
ZV (2014-2015) Southern Lake Tanganyika experiment
  • University of Southampton, United Kingdom
DOI
ZV (2016-2016) Seismic Noise Survey of Western Kazakhstan
  • Michigan State University (MSU), United States of America
DOI
ZW (2013-2024) North Texas Earthquake Study: Azle and Irving/Dallas
  • Southern Methodist University (SMU), United States of America
DOI
ZX (2021-2023) Southern Alps Long Skinny Array; Along-fault array for virtual earthquake analysis of the Alpine Fault
  • Victoria University
DOI

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