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
2A (2021-2022) Imperial Valley Dark Fiber Experiment
  • Rice University, United States of America
DOI
ZN (2022-2022) Imperial Valley Nodal Experiment
  • Lawrence Berkeley National Lab
DOI
IA InaTEWS Indonesia Tsunami Early Warning System
  • Meteorological, Climatological and Geophysical Agency (BMKG), Indonesia
XR (1994-1994) INDEPTH II
XR (1997-1999) INDEPTH-III
DOI
XO (2007-2009) INDEPTH IV
  • University of Cambridge Earth Sciences, United Kingdom
3H (2017-2017) Indian Heaven 2017
  • University of Arizona, United States of America
United States of America
3C (2016-2016) Indio Ranch
  • University of Texas at El Paso (UTEP), United States of America
DOI
Z7 (2019-2022) Induced Seismicity in Louisiana
  • Tulane University (TU), United States of America
DOI
XF (2017-2017) INFRA-ETNA
  • University of Liverpool, United Kingdom
DOI
YJ (2010-2014) Infrasound From Earthquakes: Signal Characteristics and Depth Discrimination
DOI
YA (2021-2022) Infrasound measurements at Wind Turbines in Germany
  • Federal Institute for Geosciences and Natural Resources (BGR), Germany
DOI
PU INGEMMET Peru
TV INGV experiments network
8P (2016-2018) INGV SISMIKO Emergency Seismic Network for 2016 Central Italy Sequence DOI
ZH (2022-2022) INGV SISMIKO Emergency Seismic Network for Chianti Fiorentino - Italy
DOI
YD (2018-2018) INGV SISMIKO Emergency Seismic Network for Molise-Italy
DOI
X3 (2020-2021) INGV SISMIKO emergency seismic network for Salemi-Italy
DOI
3D (2021-2025) INGV temporary network for seismic monitoring of the island of Vulcano to increase volcanic activity (Sicily, Italy) DOI
5G (2012-2013) INGV Temporary Seismic Network for Emilia 2012 Sequence DOI
3H (2010-2010) INGV Temporary Seismic Network for Fermo and Macerata area 2010 (Central Italy)
5H (2009-2010) INGV Temporary Seismic Network for Frusinate 2009 Sequence (Central Italy) DOI
8H (2009-2011) INGV Temporary Seismic Network for L'Aquila 2009 Sequence DOI
9K (2013-2014) INGV Temporary Seismic Network for Matese 2013 Sequence (Southern Italy)
2J (2011-2011) INGV Temporary Seismic Network for Montefeltro 2011 Sequence (Central Italy)
2D (2008-2009) INGV Temporary Seismic Network for Parma 2008 Sequence (North Italy) DOI
9N (2011-2016) INGV Temporary Seismic Network for Pollino 2011 Sequence DOI
2I (2024-2050) INGV temporary seismic network of Osservatorio Vesuviano
YM (2024-2025) INGV temporary seismic network on the Pantelleria Island (Italy)
IE INL Seismic Monitoring Program
DOI
IQ Inquique Local Network
  • University of Kiel, Germany
DOI
XB (2016-2023) InSight Mission Data
DOI
7J (2016-2030) InSight pre and post-flight synthetic data
7I (2011-2022) InSight pre and post-flight test data
ZV (2021-2021) Insights into the subsurface architecture of the Monahans Dune Field with active & passive source seismology and microgravity
  • Baylor University, United States of America
DOI
8J (2015-2015) INSPIRE
  • Oregon State University (OSU), United States of America
DOI
LX Instituto Dom Luiz (IDL) - Faculdade de Ciencias Universidade de Lisboa
DOI
IP Instituto Superior Tecnico Broadband Seismic Network
XI (2018-2023) Instrumentation for Multidisciplinary Monitoring of an Alaskan Peatland
DOI
5F (2018-2020) INTAROS temporary Ocean Bottom Seismometers (OBS) on northern Mid Atlantic Ridge
  • University of Bergen, Inst of Geophysics (UiB), Norway
DOI
3B (2017-2019) InTarsis
  • Institute Earth Sciences "Jaume Almera" (ICTJA), Spain
DOI
3B (2015-2016) Integrated Geosciences in the Merida Andes, Venezuela
9D (2014-2014) Integrated Geosciences in the Merida Andes, Venezuela
DOI
9H (2007-2011) Integrated observations from NEAR shore sourcES of Tsunamis: towards an early warning system
  • Alfred Wegener Institute for Polar and Marine Research, Germany
XH (2002-2003) Integrated Seismological Studies of Crust and Upper Mantle Structure in Western Anatolia
DOI
8C (2018-2018) Integration of Noble Gas and Seismic Measurements for Small Yield Event Discrimination and Yield Estimation
DOI
3J (2023-2025) Interactions between the Tonga-Lau subduction system and the Samoan plume
  • whoi.edu
2H (2016-2025) Interim Broadband Monitoring of the Mount Erebus Volcano
  • New Mexico Tech, United States of America
DOI
IW Intermountain West Seismic Network
DOI
SG International Geodynamics and Earth Tide Service
  • Multiple Operators, Belgium
DOI

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