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
FN	Northern Finland Seismological Network	Sodankyla Geophysical Observatory / University of Oulu, Finland		DOI
FM	Formosa Array	Academia Sinica, Institute of Earth Sciences (IESAS), Taiwan		DOI
FI	Seismo-acoustic Network of the University of Florence	University of Florence, Italy	—	DOI
FG	Fallon Microearthquake Network	Geothermal Program Office/US Navy, United States of America	United States of America	—
FF	French Fiber Network	Géoazur, France	—	—
FC	Generic African Strong Motion Network	—	Africa	—
FB	Seismic Network of Federation of Bosnia and Herzegovina	Federal Hydrometeorological Institute, Bosnia and Herzegovina	Bosnia and Herzegovina	—
FA	UCLA Seismic Network	UC Los Angeles (UCLA), United States of America		—
F1	F1	Geoazur (Geoazur), France	—	DOI
EZ	EBYU-IET Seismic network	Erzincan Binali Yildirim University, Institute of Earthquake Technologies (EBYU-IET), Türkiye	—	DOI
EY	Egyptian national seismological network	National Research Institute of Astronomy and Geophysics (NRIAG), Egypt		DOI
EX	EXTREMA Network	Istituto Nazionale di Geofisica e Vulcanologia (INGV), Italy	Italy	—
EW	ShakeAlert - Earthquake Early Warning System	United States Geological Survey (USGS), United States of America	California	—
EV	Collalto Seismic Network	Istituto Nazionale di Oceanografia e di Geofisica Sperimentale (OGS), Italy	—	DOI
EU	Generic European Strong Motion Network	—	Europe	—
ET	CERI Southern Appalachian Seismic Network	University of Memphis, CERI, United States of America		—
ES	Spanish Digital Seismic Network	Instituto Geografico Nacional, Spain, Spain		DOI
ER	Mount Erebus Volcano Observatory Seismic Network	EarthScope Consortium, United States of America		DOI
EQ	Nevada Educational Seismic Network	University of Nevada Reno (UNR), United States of America	United States of America	—
EP	UTEP Seismic Network	University of Texas at El Paso (UTEP), United States of America		—
EO	EON-ROSE	University of Calgary, Canada		DOI
EN	CalEnergy Subnetwork	USGS Caltech, Pasadena, United States of America		—
EM	Electromagnetic Studies of the Continents	University of California, Riverside (UCR), United States of America University of Utah, United States of America University of Washington, United States of America		DOI
EL	Enel Networks monitoring microsismic of Italian geothermal areas	Enel (Italy), Italy	—	DOI
EK	Red Vasca de Sismicidad	Ente Vasco de la Energia (EVE), Spain		DOI
EI	Irish National Seismic Network	Dublin Institute for Advanced Studies (DIAS), Ireland		DOI
EH	Ethiopian Seismic Network	Addis Ababa University, Ethiopia		DOI
EG	EUROSEISTEST Strong Motion Network	Aristotle University of Thessaloniki, Greece		DOI
EF	Réseau Accélérométrique National	Electricity of France (EDF), France		DOI
EE	Estonian National Seismic Network (EESN)	Geological Survey of Estonia (GSE), Estonia		DOI
ED	Educational Seismological Network	GeoAzur, France	France	—
EC	Ecuador Seismic Network	Instituto Geofisico Escuela Politecnica Nacional (IG-EPN), Ecuador		—
EB	Ebre Observatory Regional Seismic Network	Observatori de l'Ebre, Tarragona, Spain		DOI
EA	IRIS Education and Research Network	IRIS HQ, United States of America	United States of America	—
E	Rete ENEA	Agenzia Nazionale per le Nuove Technolgie (ENEA), Italy	Italy	—
DZ	REALSAS	Research Center of Astronomy, Astrophysics & Geophysics (CRAAG), Algeria		—
DY	Polar Seismic Italian Network	Istituto Nazionale di Geofisica e Vulcanologia (INGV), Italy	—	DOI
DW	Digital World-Wide Standardized Seismograph Network	Albuquerque Seismological Laboratory/USGS (ASL), United States of America		DOI
DU	Seismological Association of Australia	Seismological Association of Australia Inc. (SAA), Australia		DOI
DT	Carnegie Analog Broadband Seismograph Network	Carnegie Institute of Washington / Science (DTM CIW), United States of America		DOI
DS	CGS National broadband Seismic Network	National Earthquake Engineering Research Center (CGS), Algeria		DOI
DR	Centro Nacional de Sismologia	National Seismological Centre (NSC), Nepal		DOI
DO	Dense Oceanfloor Network System for Earthquakes & Tsunamis	Japan Marine Science and Technology Center (JAMSTEC), Japan	Japan	—
DN	Dubai Seismological Network	Dubai Municipality, United Arab Emirates	United Arab Emirates	—
DM	Dominica Public Seismic Network	Public Seismic Network, Dominica		DOI
DL	DLR/ESA LUNA Facility Seismic Network	German Aerospace Center (DLR), Germany	—	DOI
DK	Danish Seismological Network	GEUS Geological Survey of Denmark and Greenland, Denmark		DOI
DJ	Observatoire Géophysique d'Arta	Observatoire Géophysique d'Arta (OGA), Djibouti	Djibouti	DOI
DH	DOHAD	Research Association on Planateral Acitivities of Nature (DOHAD), Türkiye	Türkiye	—
DG	Dam Gallery	Kurichhu Hydropower Plant (KHP), Bhutan	Bhutan	DOI

Network Data API

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