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
IR International Registry
  • International Seismological Centre (ISC), United Kingdom
United Kingdom
IQ Inquique Local Network
  • University of Kiel, Germany
DOI
IP Instituto Superior Tecnico Broadband Seismic Network
IO International OGS Network
DOI
IN National Seismic Network of India
IM International Miscellaneous Stations
  • Various Institutions, Multiple Countries
DOI
IL Iranian Long Period Array
  • Institute of Geophysics, University of Tehran, Iranian Seis Center, Iran
IK IISERK Seismic Network
  • Indian Institute of Science Education and Research Kolkata (IISER), India
India DOI
IJ Istanbul University Seismic Network
DOI
II Global Seismograph Network - IRIS/IDA
  • Scripps Institution of Oceanography (SIO), United States of America
DOI
IH Red Sismica Dominicana del INDRHI Dominican Republic
IG Southern Spain Broadband Seismic Network Spain
IF IFMS Seismic Network
DOI
IE INL Seismic Monitoring Program
DOI
ID Project IDA VLP Seismometer Network - UCSD/SIO/IGPP
  • Scripps Institution of Oceanography (SIO), United States of America
DOI
IC New China Digital Seismograph Network
DOI
IB IberArray
  • Institute Earth Sciences "Jaume Almera" (ICTJA), Spain
DOI
IA InaTEWS Indonesia Tsunami Early Warning System
  • Meteorological, Climatological and Geophysical Agency (BMKG), Indonesia
I2 Iranian National Broadband Seismic Network Iran
I1 Iranian Strong Motion Network Iran DOI
I0 The Scientific Induced Seismicity Monitoring Network
  • Alberta Geological Survey (AGS), Canada
I Iranian Seismological Center National Network
  • Institute of Geophysics, University of Tehran, Iranian Seis Center, Iran
HZ Hasting Micro-Seismic Consulting DOI
HY UEH Seismic Network DOI
HW Hanford Washington Seismic Network
HV Hawaiian Volcano Observatory Network
DOI
HU Hungarian National Seismological Network
  • Institute of Earth Physics and Space Science, Hungary
DOI
HT Aristotle University of Thessaloniki Seismological Network
  • Aristotle University of Thessaloniki, Greece
DOI
HS Hessischer Erdbebendienst Germany 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
HB ITSAK Network of Lowcost Accelerometers 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
GV Mobile RSNI DOI
GU Regional Seismic Network of North Western Italy
DOI
GT Global Telemetered Seismograph Network (USAF/USGS)
DOI
GS US Geological Survey Networks
DOI

Network Data API

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