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
HR Croatian Research Seismic Network
  • University of Zagreb, Croatia
HP University of Patras, Seismological Laboratory
  • University of Patras, Greece
DOI
HN Hungarian National Infrasound Network
  • Institute of Earth Physics and Space Science, Hungary
DOI
HM GeoRisk Seismic Network
DOI
HL National Observatory of Athens Seismic Network
  • National Observatory of Athens, Institute of Geodynamics, Athens, Greece
DOI
HK Hong Kong Seismograph Network
  • Hong Kong Observatory, China
HI ITSAK Strong Motion Network
  • Institute of Engineering Seimology Earthquake Engineering (ITSAK), Greece
DOI
HG High-Gain Long-Period Network
DOI
HF Swedish Seismic Array Network
  • Swedish Defence Research Agency (FOI), Sweden
HE Finnish National Seismic Network
  • University of Helsinki, Finland
DOI
HC Seismological Network of Crete
  • Technological Educational Institute of Crete, Greece
DOI
HA Hellenic Seismological Network, University of Athens, Seismological Laboratory
  • University of Athens, Greece
DOI
H2 Hawaii 2 Observatory
GZ ANKARA-NET Türkiye
GY Geyokcha Array, Turkmenistan
DOI
GX GFZ Affiliated Stations
GU Regional Seismic Network of North Western Italy
DOI
GT Global Telemetered Seismograph Network (USAF/USGS)
DOI
GS US Geological Survey Networks
DOI
GR German Regional Seismic Network
  • Federal Institute for Geosciences and Natural Resources (BGR), Germany
DOI
GQ German Strong Earthquake Network
  • Federal Institute for Geosciences and Natural Resources (BGR), Germany
GP GPS Data Products for Solid Earth Science United States of America
GO National Seismic Network of Georgia
  • Ilia State University- Seismic Monitoring Centre of Georgia, Georgia
DOI
GN Garni Dense Array
  • USGS Menlo Park, United States of America
Armenia
GM U.S. Geological Survey Networks
DOI
GL Guadeloupe Seismic and Volcano Observatory Network
DOI
GI Red Sismologica Nacional
DOI
GH Ghana Digital Seismic Network
  • Ghana Geological Survey, Ghana
DOI
GG Greenland Ice Sheet Monitoring Network
  • IRIS HQ, United States of America
DOI
GF Geophysical borehole Observatory at the North Anatolian Fault
GE GEOFON
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
GD Global Positioning System (GPS) Displacement Measurements
  • None,
GC UCLA Geonet Network
  • UC Los Angeles (UCLA), United States of America
United States of America
GB Great Britain Seismograph Network
DOI
GA GARNET Seismic Network
  • Geological Survey of Japan (GSJ AIST), Japan
Japan
G3 Servicio Sismologico IN3, UMG Guatemala, Centro America DOI
G2 GEOBEST Switzerland
  • Eidgendssisch Technische Hochschule - Swiss Seismological Service (ETH), Switzerland
DOI
G1 GEOTEM
G GEOSCOPE - French Global Network of Seismological Broadband Stations
DOI
FV Friuli and Veneto Short Period Network
DOI
FS CEA seismic network of south-eastern France
  • Commissariat a l`Energie Atomique (CEA France), France
DOI
FR RESIF and other broad-band and accelerometric permanent networks in metropolitan France
DOI
FP French Polynesia Seismic Network
  • Laboratoire De Geophysique (LDG), French Polynesia
FO French Associated Seismological Network France
FN Northern Finland Seismological Network
FM Formosa Array
  • Academia Sinica, Institute of Earth Sciences (IESAS), Taiwan
DOI
FI Seismo-acoustic Network of the University of Florence
FG Fallon Microearthquake Network United States of America
FC Generic African Strong Motion Network Africa
FB Seismic Network of Federation of Bosnia and Herzegovina Bosnia and Herzegovina

Network Data API

The network data shown here is also available programmatically through a web service API.