Network Codes

The following network codes are assigned by the FDSN to facilitate unique identifiers for seismological data streams.

Request a new network code (requires login)
Generate citations for network data

Show network types:
All Permanent Temporary
Show only network codes starting with:

1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Search for network code or name:

Network Code	Network Name	Operated By	Deployment	DOI
UP	Swedish National Seismic Network	Uppsala University, Sweden		DOI
UQ	UNSA Regional Seismic Network	Universidad Nacional de San Agustín de Arequipa - UNSA	—	DOI
UR	UKArray	British Geological Survey, United Kingdom	United Kingdom	DOI
US	United States National Seismic Network	Albuquerque Seismological Laboratory/USGS (ASL), United States of America		DOI
UT	Ukrainian National Seismic Network	Subbotin Institute of Geophysics of National Academy of Sciences of Ukraine (IGPH), Ukraine	—	DOI
UU	University of Utah Regional Seismic Network	The University Of Utah, United States of America		DOI
UV	Red Sismológica del Suroccidente Colombiano	University of Valle, Colombia		DOI
UW	Pacific Northwest Seismic Network - University of Washington	University of Washington, United States of America		DOI
UX	Red Sismologica del Nororiente Colombiano	Industrial University of Santander (UIS), Colombia	—	DOI
UY	Observatorio Geofisico del Uruguay	Universidad de la Republica, Uruguay		DOI
UZ	Uzbekistan Digital Seismic Network	Republican Center Seismic and Forecasting Monitoring Uzbekistan (RCSFM MEC), Uzbekistan		DOI
V0	Venezia Railway District	Rete Ferroviaria Italiana (RFI) (RFI), Italy	—	DOI
VA	VAL D'AGRI NETWORK	Eni spa, Italy		DOI
VB	Valencian Broadband Seismic Network	Institut Cartogràfic Valencià (Institut Cartogràfic Valencià), Spain University of Alicante (UA), Spain		DOI
VC	Red Nacional de Vigilancia Volcánica Chile (VC)	Servicio Nacional de Geología y Minería (SERNAGEOMIN), Chile		—
VD	High Agri Valley geophysical Observatory	Consiglio Nazionale delle Ricerche (CNR IMAA), Italy		DOI
VE	Red Sismológica Satelital Nacional	Fundación Venezolana de Investigaciones Sismológicas, Caracas (FUNVISIS), Venezuela		DOI
VG	Seismic Network of the Indonesian Center for Volcanology and Geological Hazard Mitigation	Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG), Indonesia		DOI
VI	Icelandic National Digital Seismograph Network	Icelandic Meteorological Office (IMO), Iceland		DOI
VK	California Volcano Observatory	United States Geological Survey (USGS), United States of America	—	DOI
VL	Vale Seismological Network (RSVL) / USP	Universidade de Sao Paulo, USP, Brazil		DOI
VM	Marche Seismic Network	Istituto Nazionale di Geofisica e Vulcanologia (INGV), Italy	—	DOI
VN	Voronezh Regional Seismic Network of the Russian Federation	Voronezh Laboratory of the Geophysical Survey of the Russian Academy of Sciences	—	DOI
VO	CAVONE SEISMIC NETWORK	Eni spa, Italy		DOI
VP	Programa de Instrumentación Sísmica (PINS)	Universidad Tecnológica de Panamá (UTP), Panama	—	DOI
VR	Virgo Interferometric Antenna for Gravitational Waves Detection	European Gravitational Observatory (ego), Italy		DOI
VS	Evora Seismic Network	University of Evora (UEVORA), Portugal		DOI
VT	Taiwan Volcano Observatory	Taiwan Volcano Observatory (TVO), Taiwan		DOI
VU	Vanuatu Seismic Network	Vanuatu Geoscience Observatory, Vanuatu		—
VV	Observatorio Argentino de Vigilancia Volcánica	Servicio Geológico Minero Argentino (SEGEMAR), Argentina	Argentina	—
VW	University of Melbourne Seismic Network	University of Melbourne, Australia	—	DOI
VX	University of Melbourne Temporary Deployments	University of Melbourne, Australia	—	DOI
W0	Verona Railway District	Rete Ferroviaria Italiana (RFI) (RFI), Italy	—	DOI
WA	West Central Argentina Network	Universidad Nacional de San Juan (UNSJ), Argentina		—
WB	West Bohemia Local Seismic Network	Institute of Geophysics, Academy of Sciences of the Czech Republic, Czechia		DOI
WC	Curacao Seismic Network	Meteorologische Dienst Curacao, Curaçao		—
WD	Western Canada Deformation Array	Natural Resources Canada (NRCAN), Canada	—	DOI
WE	Western Ionian Sea Network	Istituto Nazionale di Geofisica e Vulcanologia (INGV), Italy	—	—
WF	Woodbank	Seismet UK (Seismet), United Kingdom	—	DOI
WG	WA Array	Geological Survey of Western Australia (GSWA), Australia	—	DOI
WI	West Indies French Seismic Network	Institut de Physique du Globe de Paris (IPGP), France		DOI
WK	Wake Island Hydrophone Array	University of Hawaii (UH), United States of America	United States of America	—
WM	Western Mediterranean Seismic Network	Real Instituto y Observatorio de la Armada, Spain		DOI
WN	WINSENT	Zentrum für Sonnenenergie- und Wasserstoff-Forschung Baden-Württemberg (ZSW), Germany	—	DOI
WR	California Division of Water Resources	California Division of Water Resources, United States of America		—
WS	Seismic Network of Repuplika Srpska	Republicki Hidrometeorološki Zavod, Serbia	Bosnia and Herzegovina	—
WU	The Southern Ontario Seismic Network	Nanometrics Seismological Instruments, Canada		—
WW	Idaho Seismic Network	Idaho Geological Survey (IGS), United States of America	—	DOI
WY	Yellowstone National Park Seismograph Network	The University Of Utah, United States of America		DOI

Network Data API

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