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
DN Dubai Seismological Network
  • Dubai Municipality
DO Dense Oceanfloor Network System for Earthquakes & Tsunamis
  • Japan Marine Science and Technology Center (JAMSTEC)
DR Centro Nacional de Sismologia
  • National Seismological Centre of Autonomous University of Santo Domingo (CNS-UASD)
DOI
DS CGS National broadband Seismic Network
  • National Earthquake Engineering Research Center (CGS)
DOI
DT Carnegie Analog Broadband Seismograph Network DOI
DU Seismological Association of Australia
  • Seismological Association of Australia Inc. (SAA)
DOI
DW Digital World-Wide Standardized Seismograph Network
DOI
DZ REALSAS
E Rete ENEA
EA IRIS Education and Research Network
  • IRIS HQ (DC)
EB Ebre Observatory Regional Seismic Network
EC Ecuador Seismic Network
ED French Educational Seismological Network
EE Estonian Seismic Network
  • Geological Survey of Estonia (GSE)
EF Réseau Accélérométrique National
DOI
EG EUROSEISTEST Strong Motion Network
  • Aristotle University of Thessaloniki
DOI
EH Ethiopian Seismic Network
  • Addis Ababa University
DOI
EI Irish National Seismic Network
DOI
EK Red Vasca de Sismicidad
DOI
EM Electromagnetic Studies of the Continents
  • Oregon State University (OSU USA)
DOI
EN CalEnergy Subnetwork
  • USGS Caltech, Pasadena
EO EON-ROSE
  • University of Calgary (U of C Canada)
DOI
EP UTEP Seismic Network
  • University of Texas at El Paso (UTEP)
EQ Nevada Educational Seismic Network
ER Mount Erebus Volcano Observatory Seismic Network
  • New Mexico Tech
ES Spanish Digital Seismic Network
  • Instituto Geografico Nacional, Spain
DOI
ET CERI Southern Appalachian Seismic Network
  • University of Memphis, CERI
EU Generic European Strong Motion Network
EV Collalto Seismic Network - Rete Sismica di Collalto
DOI
EW ShakeAlert - Earthquake Early Warning System
  • U.S. Geological Survey
EX EXTREMA Network
EY Egyptian national seismological network
  • National Research Institute of Astronomy and Geophysics (NRIAG-Egypt)
DOI
FA UCLA Seismic Network
  • UC Los Angeles (UCLA)
FB Seismic Network of Federation of Bosnia and Herzegovina
FC Generic African Strong Motion Network
FG Fallon Microearthquake Network
FM Formosa Array
  • Academia Sinica, Institute of Earth Sciences (IESAS)
DOI
FN Northern Finland Seismological Network
FO French Associated Seismological Network
FR RESIF and other broad-band and accelerometric permanent networks in metropolitan France
DOI
FV Friuli and Veneto Short Period Network
DOI
G GEOSCOPE
DOI
G1 GEOTEM
G3 Servicio Sismologico IN3, UMG DOI
GA GARNET Seismic Network
  • Geological Survey of Japan (GSJ AIST)
GB Great Britain Seismograph Network
GC UCLA Geonet Network
  • UC Los Angeles (UCLA)
GD Global Positioning System (GPS) Displacement Measurements
  • None
GE GEOFON
  • GEOFON Program (GFZ-Potsdam, Germany)
DOI
GF Geophysical borehole Observatory at the North Anatolian Fault

Network Data API

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