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
H2 Hawaii 2 Observatory
HA Hellenic Seismological Network, University of Athens, Seismological Laboratory
  • University of Athens
DOI
HC Seismological Network of Crete
  • Technological Educational Institute of Crete
DOI
HE Finnish National Seismic Network
  • University of Helsinki
DOI
HF Swedish Seismic Array Network
  • Swedish Defence Research Agency (FOI)
HG High-Gain Long-Period Network
DOI
HI ITSAK Strong Motion Network
  • (ITSAK) Institute of Engineering Seimology Earthquake Engineering
DOI
HK Hong Kong Seismograph Network
  • Hong Kong Observatory
HL National Observatory of Athens Seismic Network
  • National Observatory of Athens, Institute of Geodynamics, Athens
DOI
HM GeoRisk Seismic Network
DOI
HN Hungarian National Infrasound Network
  • Geodetic and Geophysical Research Institute
DOI
HP University of Patras, Seismological Laboratory
  • University of Patras
DOI
HS Hessischer Erdbebendienst Germany DOI
HT Aristotle University of Thessaloniki Seismological Network
  • Aristotle University of Thessaloniki
DOI
HU Hungarian National Seismological Network
  • Geodetic and Geophysical Research Institute
DOI
HV Hawaiian Volcano Observatory Network
DOI
HW Hanford Washington Seismic Network
HY UEH Seismic Network DOI

Network Data API

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