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
1O (2022-2025) ISMENET - ISMEtpasa seismic NETwork DOI
1D (2012-2013) ISOLDE
  • Alfred Wegener Institute (AWI), Germany
IS Israel National Seismic Network
ZP (1999-2001) ISSA
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
XH (2000-2000) ISSA2000
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
ZQ (2023-2023) Istanbul IRIS DASMonth DOI
IJ Istanbul University Seismic Network
DOI
B2 Itaipu Binacional Brazil DOI
IZ Italian Experimental Seismic Network
  • Other
IV Italian National Seismic Network
DOI
IT Italian Strong Motion Network
DOI
4B (2019-2020) iTarg3T
  • Institute Earth Sciences "Jaume Almera" (ICTJA), Spain
DOI
HB ITSAK Network of Lowcost Accelerometers DOI
HI ITSAK Strong Motion Network
  • Institute of Engineering Seimology Earthquake Engineering (ITSAK), Greece
DOI
XK (2017-2019) Ivrea - AlpArray Complementary Experiment
DOI
MA IZIIS Macedonia DOI
ZI (1999-1999) Izmit
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
7G (2016-2018) Jailolo network, West Halmahera - Indonesia
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
JM Jamaica Seismograph Network
  • University of the West Indies - Mona, Jamaica
5T (2023-2023) JAMSTEC-Muroto
  • IFREE/JAMSTEC (Japan Agency for Marine-Earth Science and Technology), Japan
DOI
JP Japan Meteorological Agency Seismic Network
  • Japan Meteorological Agency (JMA), Japan
Z3 (2010-2013) Jemez Pueblo Geothermal Exploration
  • TBA Inc, United States of America
DOI
XH (2025-2028) Jersey Valley Seismic Array DOI
XN (2011-2013) joint summer field camp BSU/CSM/Imperial College of London
DOI
JS Jordan Seismic Network
JI Jorhat India Seismic Network India
XA (1992-1992) Joshua Tree Aftershock
DOI
3S (2023-2024) Jotul Vent Field Seismic Network (Knipovich Ridge)
  • Alfred Wegener Institute (AWI), Germany
3A (2019-2019) JPL Active Source Balloon Infrasound Experiment at EMRTC
  • Jet Propulsion Laboratory, NASA (JPL), United States of America
DOI
ZW (2010-2012) JULS
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
5C (2018-2025) JuraQuake
XR (2024-2026) K3-Lez
  • Institut des Sciences de la Terre, France
DOI
1Z (2023-2024) Kahramanmaras Afterslip 2023-2024, East Anatolian Fault, Turkey
  • University of Colorado
DOI
9G (2018-2020) Kalimantan Temporary Network
  • University of Cambridge Earth Sciences, United Kingdom
DOI
4A (2021-2021) Kamara Mine Network
  • Aristotle University of Thessaloniki, Greece
DOI
1W (2022-2022) Kamara Mine Network Continuation
  • Aristotle University of Thessaloniki, Greece
Greece
5K (2019-2020) Kamb Ice Stream Outlet Channel
  • Victoria University of Wellington, New Zealand
DOI
9X (2021-2022) Kamb Ice Stream Outlet Channel
  • Victoria University of Wellington, New Zealand
DOI
D0 Kamchatka Regional Seismic Network of the Russian Federation
  • Kamchatka Branch of the Geophysical Survey of the Russian Academy of Sciences
DOI
RT Kamchatka Tsunami Warning Seismic Network of the Russian Federation
  • Kamchatka Branch of the Geophysical Survey of the Russian Academy of Sciences
Russian Federation DOI
KO Kandilli Observatory And Earthquake Research Institute (KOERI)
DOI
KI Kandilli Observatory Strong Motion Network Türkiye
Z7 (2017-2017) Kansas and Nebraska Magnetotelluric Time Series (USGS-GGGSC, Kansas 2017 Long Period) DOI
KM Kansas Seismic Monitoring Network
  • Kansas Geological Survey, United States of America
United States of America
KB Karlsruhe BroadBand Array Global
KL Karmadon Parametric Range DOI
KA Karthala Volcano Monitoring Network Comoros
YQ (2003-2003) Katla 2003
  • Nordic Volcanological Institute (NORDVULK), Iceland
ZK (2024-2024) Kauai Test Facility - Missile Launch-(SAND2024-06651O)
  • Sandia National Laboratories, United States of America
DOI
KZ Kazakhstan Network
  • Institute of Geophysical Research (KNDC), Kazakhstan
DOI

Network Data API

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