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
Generate citations for network data

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

Network Data API

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