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
CZ	Czech Regional Seismic Network	Charles University in Prague, Czechia Institute of Geonics (IGN), Czechia Institute of Geophysics, Academy of Sciences of the Czech Republic, Czechia Institute of Physics of the Earth Masaryk University, Czechia Institute of Rock Structure and Mechanics (IRSM AS CR), Czechia		DOI
D	Algerian Near Field Tsunami Seismic Network	University of Sciences and Technology Houari Boumediene (USTHB), Algeria	—	DOI
D0	Kamchatka Regional Seismic Network of the Russian Federation	Kamchatka Branch of the Geophysical Survey of the Russian Academy of Sciences		DOI
D1	IPE_EDU	Institute of Physics of the Earth Masaryk University, Czechia		DOI
D5	Sistema de Detección Microsismica de la Ciudad de México	SisDeMi (SisDeMi), Mexico	—	DOI
D6	Sistema de Detección Microsismica Mexicana	SisDeMi (SisDeMi), Mexico	—	DOI
DA	Dagestan Regional Seismic Network of the Russian Federation	Geophysical Survey of the Russian Academy of Sciences (GSRAS), Russian Federation	—	DOI
DC	CHIS Experimental Deployments Network	Natural Resources Canada (NRCAN), Canada	Canada	—
DE	Nanometrics Research Network	Nanometrics Seismological Instruments, Canada		—
DG	Dam Gallery	Kurichhu Hydropower Plant (KHP), Bhutan	Bhutan	DOI
DH	DOHAD	Research Association on Planateral Acitivities of Nature (DOHAD), Türkiye	Türkiye	—
DJ	Observatoire Géophysique d'Arta	Observatoire Géophysique d'Arta (OGA), Djibouti	Djibouti	DOI
DK	Danish Seismological Network	GEUS Geological Survey of Denmark and Greenland, Denmark		DOI
DL	DLR/ESA LUNA Facility Seismic Network	German Aerospace Center (DLR), Germany	—	DOI
DM	Dominica Public Seismic Network	Public Seismic Network, Dominica		DOI
DN	Dubai Seismological Network	Dubai Municipality, United Arab Emirates	United Arab Emirates	—
DO	Dense Oceanfloor Network System for Earthquakes & Tsunamis	Japan Marine Science and Technology Center (JAMSTEC), Japan	Japan	—
DR	Centro Nacional de Sismologia	National Seismological Centre (NSC), Nepal		DOI
DS	CGS National broadband Seismic Network	National Earthquake Engineering Research Center (CGS), Algeria		DOI
DT	Carnegie Analog Broadband Seismograph Network	Carnegie Institute of Washington / Science (DTM CIW), United States of America		DOI
DU	Seismological Association of Australia	Seismological Association of Australia Inc. (SAA), Australia		DOI
DW	Digital World-Wide Standardized Seismograph Network	Albuquerque Seismological Laboratory/USGS (ASL), United States of America		DOI
DY	Polar Seismic Italian Network	Istituto Nazionale di Geofisica e Vulcanologia (INGV), Italy	—	DOI
DZ	REALSAS	Research Center of Astronomy, Astrophysics & Geophysics (CRAAG), Algeria		—
E	Rete ENEA	Agenzia Nazionale per le Nuove Technolgie (ENEA), Italy	Italy	—
EA	IRIS Education and Research Network	IRIS HQ, United States of America	United States of America	—
EB	Ebre Observatory Regional Seismic Network	Observatori de l'Ebre, Tarragona, Spain		DOI
EC	Ecuador Seismic Network	Instituto Geofisico Escuela Politecnica Nacional (IG-EPN), Ecuador		—
ED	Educational Seismological Network	GeoAzur, France	France	—
EE	Estonian National Seismic Network (EESN)	Geological Survey of Estonia (GSE), Estonia		DOI
EF	Réseau Accélérométrique National	Electricity of France (EDF), France		DOI
EG	EUROSEISTEST Strong Motion Network	Aristotle University of Thessaloniki, Greece		DOI
EH	Ethiopian Seismic Network	Addis Ababa University, Ethiopia		DOI
EI	Irish National Seismic Network	Dublin Institute for Advanced Studies (DIAS), Ireland		DOI
EK	Red Vasca de Sismicidad	Ente Vasco de la Energia (EVE), Spain		DOI
EL	Enel Networks monitoring microsismic of Italian geothermal areas	Enel (Italy), Italy	—	DOI
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
EN	CalEnergy Subnetwork	USGS Caltech, Pasadena, United States of America		—
EO	EON-ROSE	University of Calgary, Canada		DOI
EP	UTEP Seismic Network	University of Texas at El Paso (UTEP), United States of America		—
EQ	Nevada Educational Seismic Network	University of Nevada Reno (UNR), United States of America	United States of America	—
ER	Mount Erebus Volcano Observatory Seismic Network	EarthScope Consortium, United States of America		DOI
ES	Spanish Digital Seismic Network	Instituto Geografico Nacional, Spain, Spain		DOI
ET	CERI Southern Appalachian Seismic Network	University of Memphis, CERI, United States of America		—
EU	Generic European Strong Motion Network	—	Europe	—
EV	Collalto Seismic Network	Istituto Nazionale di Oceanografia e di Geofisica Sperimentale (OGS), Italy	—	DOI
EW	ShakeAlert - Earthquake Early Warning System	United States Geological Survey (USGS), United States of America	California	—
EX	EXTREMA Network	Istituto Nazionale di Geofisica e Vulcanologia (INGV), Italy	Italy	—
EY	Egyptian national seismological network	National Research Institute of Astronomy and Geophysics (NRIAG), Egypt		DOI
EZ	EBYU-IET Seismic network	Erzincan Binali Yildirim University, Institute of Earthquake Technologies (EBYU-IET), Türkiye	—	DOI

Network Data API

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