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
ZU (2009-2010) Marine Observations of Anisotropy near Aotearoa
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
ZE (2010-2011) Maule Aftershock Survey-GFZ
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
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
Z6 (2004-2004) Meramex
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
ZN (2008-2009) Meteo Aruba/Rice Univ
  • Other
ZV (2007-2007) Mid Ocean Volcanoes & Earthquakes
  • Alfred Wegener Institute for Polar and Marine Research, Germany
DOI
ZA (2023-2023) Mines Geophysics Field Camp 2023 - MT
DOI
ZM (2024-2024) Mines Geophysics Field Camp 2024
  • Colorado School of Mines
DOI
ZN (2024-2024) Mines Geophysics Field Camp 2024 - MT
  • Colorado School of Mines
DOI
ZJ (2018-2018) Mongolia Fault Zone Studies
  • Lehigh University, United States of America
DOI
ZP (2020-2020) Monitoring of a landslide in Alpes-Maritimes with a nodal array
ZV (2006-2006) Monitoring of Augustine Volcano Eruption using Ocean Bottom Seismometers
  • Woods Hole Oceanographic Institution (WHOI), United States of America
ZH (2011-2012) Monitoring seismicity associated with a possible asperity on the Cascadia megathrust
  • Oregon State University (OSU), United States of America
DOI
ZE (2020-2022) Monitoring Seismicity in Louisiana
  • Louisiana State University, United States of America
DOI
Z1 (2019-2019) Monitoring Soil Movement at Golden Gate National Recreational Area, California
  • UC San Diego, United States of America
DOI
Z1 (2020-2021) Monitoring Soil Movement at the Jasper Ridge Biological Reserve, Woodside, CA
  • U.C. San Diego
DOI
ZR (2009-2011) Mount Isa Northern Queensland
DOI
Z7 (2008-2009) MROI Vibration Studies
  • New Mexico Tech, United States of America
DOI
Z3 (2008-2008) Mt.Carmel 2008 AFtershock Network
  • University of Memphis, CERI, United States of America
Z1 (2013-2015) MT Imaging of the Cascades Volcanic Arc GeoPRISMS/ES MT Experiment
  • Oregon State University (OSU), United States of America
United States of America
ZC (2005-2005) Mt. St.Helens Temporary Array 2005
  • University of Washington, United States of America
DOI
ZZ (2011-2011) Multi-array observations of tectonic tremor in the Anza gap, San Jacinto fault, CA - Phase 1
DOI
ZQ (2001-2003) NCISP2
DOI
ZX (2003-2004) NCISP3
DOI
Z8 (2006-2008) NCISP5
DOI
ZG (2024-2026) New Frontiers in Sound
  • University of Alaska Fairbanks
  • University of Arizona
DOI
Z7 (2024-2024) Nodal Seismometer Deployment at Oak Ridge earthflow near San Jose, CA
  • UC Santa Cruz, United States of America
DOI
ZE (2019-2019) Node deployment along the intersection of the Denali Fault and Parks Highway
DOI
ZK (2017-2018) Node Soufriere
DOI
ZS (2021-2021) NODESPEGAIROLLES DOI
Z2 (2009-2012) NOISY
  • Stanford University, United States of America
ZA (2011-2013) NoMelt
  • Woods Hole Oceanographic Institution (WHOI), United States of America
ZV (2008-2010) Northeast Tibet Plateau Seismic Experiment
  • University of Rhode Island (URI), United States of America
DOI
Z1 (2006-2007) Northeast Tibet Plateu Seismic Experiment: Pilot
  • University of Rhode Island (URI), United States of America
DOI
ZL (2011-2015) Northern Embayment Lithospheric Experiment
  • University of Memphis, CERI, United States of America
DOI
Z7 (2010-2015) Northern Volcanic Zone
DOI
ZU (2008-2008) North Tanzania
  • University of Rochester, United States of America
ZW (2013-2024) North Texas Earthquake Study: Azle and Irving/Dallas
  • Southern Methodist University (SMU), United States of America
DOI
ZH (2024-2025) NSFGEO-NERC: Investigating the direct influence of meltwater on Antarctic Ice Sheet dynamics
  • Columbia University/Lamont-Doherty Earth Observatory
DOI
ZH (2003-2003) NW Zagros Transet
DOI
ZL (2017-2018) NZ3D FWI
  • Imperial College London, United Kingdom
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
ZQ (2011-2012) Oklahoma RAMP
  • University of Oklahoma (OU), United States of America
DOI
ZG (2006-2009) Origin of the Columbia River Basalts and Uplift of the Wallowa Mountains
  • University of Oregon, United States of America
DOI
ZU (2015-2017) OROGEN-X
  • Research Institute in Astrophysics and Planetology (IRAP), France
DOI
ZJ (2019-2024) Pannonian-Carpathian-Alpine Seismic Experiment
  • Multiple Operators, Belgium
DOI
ZN (2010-2011) Papua Peninsula-Woodlark Rift Imaging Experiment
  • Lamont Doherty Earth Observatory, Columbia University (LDEO), United States of America
DOI
ZL (2022-2024) Parnaiba-CSF INCT DOI
ZU (2006-2007) PASSEQ
  • University of Leicester (SEIS UK), United Kingdom
ZV (2024-2025) Passive Seismic Characterization of Bedrock and Unconsolidated Glaciofluvial Material
  • University of Illinois
DOI

Network Data API

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