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
WY	Yellowstone National Park Seismograph Network	University of Utah		DOI
WW	Idaho Seismic Network	Idaho Geological Survey (IGS)	—	DOI
WU	The Southern Ontario Seismic Network	Nanometrics Seismological Instruments		—
WS	Seismic Network of Repuplika Srpska	Republicki Hidrometeorološki Zavod	Bosnia and Herzegovina	—
WR	California Division of Water Resources	California Division of Water Resources		—
WN	WINSENT	Zentrum für Sonnenenergie- und Wasserstoff-Forschung Baden-Württemberg (ZSW)	—	DOI
WM	Western Mediterranean Seismic Network	Real Instituto y Observatorio de la Armada (Spain)		DOI
WK	Wake Island Hydrophone Array	University of Hawaii (UH)	United States of America	—
WI	West Indies French Seismic Network	Institut de Physique du Globe de Paris		DOI
WC	Curacao Seismic Network	Meteorologische Dienst Curacao		—
WB	West Bohemia Local Seismic Network	Institute of Geophysics, Academy of Sciences of the Czech Republic		DOI
WA	West Central Argentina Network	Universidad Nacional de San Juan (UNSJ, Argentina)		—
VV	Observatorio Argentino de Vigilancia Volcánica	Servicio Geológico Minero Argentino (SEGEMAR)	Argentina	—
VU	Vanuatu Seismic Network	Vanuatu Geoscience Observatory		—
VT	Taiwan Volcano Observatory	Taiwan Volcano Observatory (TVO)		DOI
VS	Evora Seismic Network	University of Evora (UEVORA)		DOI
VR	Virgo Interferometric Antenna for Gravitational Waves Detection	European Gravitational Observatory (ego)		DOI
VO	CAVONE SEISMIC NETWORK	Eni spa		DOI
VN	Voronezh Regional Seismic Network of the Russian Federation	Voronezh Laboratory of the Geophysical Survey of the Russian Academy of Sciences	—	DOI
VM	Marche Seismic Network	Istituto Nazionale di Geofisica e Vulcanologia (INGV)	—	—
VL	Vale SA Network	Universidade de Sao Paulo, USP	Brazil	DOI
VK	California Volcano Observatory	United States Geological Survey (USGS)	—	DOI
VI	Icelandic National Digital Seismograph Network	Icelandic Meteorological Office (IMO)		DOI
VG	Seismic Network of the Indonesian Center for Volcanology and Geological Hazard Mitigation	Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG)		DOI
VE	Red Sismológica Satelital Nacional	Fundación Venezolana de Investigaciones Sismológicas (FUNVISIS), Caracas		DOI
VD	High Agri Valley geophysical Observatory	CNR IMAA Consiglio Nazionale delle Ricerche (Italy) (CNR IMAA)		DOI
VC	Red Nacional de Vigilancia Volcánica Chile (VC)	Servicio Nacional de Geología y Minería (SERNAGEOMIN)		—
VB	Valencian Broadband Seismic Network	University of Alicante (UA)		DOI
VA	VAL D'AGRI NETWORK	Eni spa		DOI
UZ	Uzbekistan Digital Seismic Network	Republican Center Seismic and Forecasting Monitoring Uzbekistan (RCSFM MEC)		DOI
UY	Observatorio Geofisico del Uruguay	Universidad de la Republica		DOI
UW	Pacific Northwest Seismic Network - University of Washington	University of Washington		DOI
UV	Red Sismológica del Suroccidente Colombiano	University of Valle		DOI
UU	University of Utah Regional Seismic Network	University of Utah		DOI
US	United States National Seismic Network	Albuquerque Seismological Laboratory/USGS (ASL)		DOI
UR	UKArray	British Geological Survey	United Kingdom	DOI
UP	Swedish National Seismic Network	Uppsala University		DOI
UO	Pacific Northwest Seismic Network - University of Oregon	University of Oregon		DOI
UN	Uganda National Seismological Network	Directorate of Geological Survey and Mines, Uganda (DGSM)	Uganda	DOI
UM	University of Montana Seismic Network	University Of Montana		DOI
UL	USGS Low Frequency Geophysical Data Network	USGS Menlo Park		—
UK	UK Schools Seismic Network	University of Leicester (SEIS UK)		—
UI	North Idaho Seismic Network	University of Idaho		—
UH	UH Infrasound Network	University of Hawaii (UH)		—
UG	Unocal Geothermal Northern California Network	Unocal Corporation	United States of America	—
UF	Centro de Investigación de Resiliencia y Riesgos Multi-Amenazas	Pontificia Universidad Católica Madre y Maestra (PUCMM)	—	DOI
UE	Seismological Network of United Arab Emirates	National Center of Meteorology and Seismology	United Arab Emirates	—
UD	Seismic Network Main Center of Special Monitoring	Main Center of Special Monitoring (MCSM)		DOI
UC	Colima Seismic Network	Universidad de Colima (Mexico)	Mexico	—
UB	University of Zimbabwe 1	University of Zimbabwe (U.Z.)	Zimbabwe	DOI

Network Data API

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