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.

Request a new network code

Network Code Network Name Operated By Deployment DOI
II Global Seismograph Network - IRIS/IDA
  • Scripps Institution of Oceanography (SIO)
DOI
IU Global Seismograph Network - IRIS/USGS
DOI
IB IberArray
  • Institute Earth Sciences "Jaume Almera" CSIC (ICTJA Spain)
DOI
IF IFMS Seismic Network
DOI
IK IISERK Seismic Network
  • Indian Institute of Science Education and Research Kolkata (IISER)
DOI
IA InaTEWS Indonesia Tsunami Early Warning System
  • Meteorological, Climatological and Geophysical Agency (BMKG Indonesia)
IE INL Seismic Monitoring Program
DOI
IQ Inquique Local Network
  • University of Kiel
DOI
IP Instituto Superior Tecnico Broadband Seismic Network
IW Intermountain West Seismic Network
DOI
IM International Miscellaneous Stations
  • None
IO International OGS Network DOI
IR International Registry
  • International Seismological Centre (ISC, UK)
IL Iranian Long Period Array
  • Institute of Geophysics (University of Tehran, Iranian Seis Center-Iran)
I2 Iranian National Broadband Seismic Network
I1 Iranian Strong Motion Network
DOI
IX Irpinia Seismic Network
IS Israel National Seismic Network
IJ Istanbul University Seismic Network
DOI
IZ Italian Experimental Seismic Network
  • Other
IV Italian National Seismic Network
DOI
IT Italian Strong Motion Network
DOI
IN National Seismic Network of India
IC New China Digital Seismograph Network
DOI
ID Project IDA VLP Seismometer Network - UCSD/SIO/IGPP
  • Scripps Institution of Oceanography (SIO)
DOI
IH Red Sismica Dominicana del INDRHI
IY Rete Sismica Unical
  • Universita Della Calabria, Italy
DOI
IG Southern Spain Broadband Seismic Network

Network Data API

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