International Federation of Digital Seismograph Networks
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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
JP Japan Meteorological Agency Seismic Network
  • JMA Japan Meteorological Agency
—
JM Jamaica Seismograph Network
  • University of the West Indies - Mona (Jamaica)
—
HI ITSAK Strong Motion Network
  • (ITSAK) Institute of Engineering Seimology Earthquake Engineering
DOI
IT Italian Strong Motion Network
DOI
IV Italian National Seismic Network
DOI
IZ Italian Experimental Seismic Network
  • Other
 — —
B2 Itaipu Binacional Brazil DOI
IJ Istanbul University Seismic Network
DOI
IS Israel National Seismic Network
—
IX Irpinia Seismic Network —
—
EI Irish National Seismic Network
DOI
EA IRIS Education and Research Network
  • IRIS HQ (DC)
 United States of America —
MP Iraqi Seismic Observatory
  • Seismological Laboratory of University of Basrah (SLUB)
DOI
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)
—
T1 IPE_ETE
  • Institute of Physics of the Earth Masaryk University (Czech)
DOI
D1 IPE_EDU
  • Institute of Physics of the Earth Masaryk University (Czech)
DOI
IR International Registry
  • International Seismological Centre (ISC, UK)
 United Kingdom —
IO International OGS Network
DOI
IM International Miscellaneous Stations
  • None
—
SG International Geodynamics and Earth Tide Service
  • Multiple Operators
DOI
IW Intermountain West Seismic Network
DOI
IP Instituto Superior Tecnico Broadband Seismic Network
—
LX Instituto Dom Luiz (IDL) - Faculdade de Ciencias Universidade de Lisboa
DOI
IQ Inquique Local Network
  • University of Kiel
DOI
IE INL Seismic Monitoring Program
DOI
TV INGV experiments network
—
PU INGEMMET Peru —
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
WW Idaho Seismic Network — DOI
SM Icelandic Strong Motion Network
  • University of Iceland
 Iceland —
VI Icelandic National Digital Seismograph Network
DOI
IB IberArray
  • Institute Earth Sciences "Jaume Almera" CSIC (ICTJA Spain)
DOI
HU Hungarian National Seismological Network
  • Institute of Earth Physics and Space Science
DOI
HN Hungarian National Infrasound Network
  • Institute of Earth Physics and Space Science
DOI
HK Hong Kong Seismograph Network
  • Hong Kong Observatory
—
HG High-Gain Long-Period Network
DOI
VD High Agri Valley geophysical Observatory
DOI
HS Hessischer Erdbebendienst Germany DOI
HA Hellenic Seismological Network, University of Athens, Seismological Laboratory
  • University of Athens
DOI
HV Hawaiian Volcano Observatory Network
DOI
H2 Hawaii 2 Observatory
—
HW Hanford Washington Seismic Network
—
AY Haitian Seismic Network
  • Bureau of Mines and Energy (Haiti)
—
GL Guadeloupe Seismic and Volcano Observatory Network
DOI
GG Greenland Ice Sheet Monitoring Network
  • IRIS HQ (DC)
DOI
GB Great Britain Seismograph Network
—

Network Data API

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