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
TF	Tajikistan National Seismic Network	Insitute of Geology, Earthquake Engineering and Seismology of the NAST (IGEES NAST), Tajikistan	—	DOI
T9	TAMU Seismic Network	Texas A&M University, United States of America	—	DOI
TO	Tectonic Observatory - MASE, VEOX , PeruSE, CCSE	California Institute of Technology (CIT), United States of America		DOI
TS	TERRAscope (Southern California Seismic Network)	California Institute of Technology (CIT), United States of America		—
TX	Texas Seismological Network	Bureau of Economic Geology, The University of Texas at Austin (BEG UTEXAS), United States of America		DOI
TM	Thai Seismic Monitoring Network	Earthquake Observation Division (EOD), Thailand Thai meteorological department (TMD), Thailand		—
O1	The NWMO Seismic Network	Nanometrics Seismological Instruments, Canada	—	—
I0	The Scientific Induced Seismicity Monitoring Network	Alberta Geological Survey (AGS), Canada	—	DOI
WU	The Southern Ontario Seismic Network	Nanometrics Seismological Instruments, Canada		—
TH	Thüringer Seismologisches Netz	Institut fuer Geowissenschaften, Friedrich-Schiller-Universitaet Jena, Germany		DOI
LT	Timor Leste Seismic Network	Other		DOI
T	Tonga Seismic Network	Tonga Geological Services (TGS), Tonga	—	—
TD	TransAlta Monitoring Network	TransAlta Corporation, Canada		—
ST	Trentino Seismic Network	Geological Survey-Provincia Autonoma di Trento, Italy		DOI
TU	Turkish National Seismic Network	Disaster and Emergency Management Authority (AFAD), Türkiye		DOI
TK	Turkish National Strong Motion Network	Disaster and Emergency Management Authority (AFAD), Türkiye		DOI
GC	UCLA Geonet Network	UC Los Angeles (UCLA), United States of America	United States of America	—
FA	UCLA Seismic Network	UC Los Angeles (UCLA), United States of America		—
SB	UC Santa Barbara Engineering Seismology Network	UC Santa Barbara, United States of America		DOI
HY	UEH Seismic Network	Université d'Etat d'Haiti (UEH), Haiti	—	DOI
UN	Uganda National Seismological Network	Directorate of Geological Survey and Mines, Uganda (DGSM), Uganda	Uganda	DOI
UH	UH Infrasound Network	University of Hawaii (UH), United States of America		—
UR	UKArray	British Geological Survey, United Kingdom	United Kingdom	DOI
BN	UK-Net, Blacknest Array	Blacknest (AWE), United Kingdom		DOI
UT	Ukrainian National Seismic Network	Subbotin Institute of Geophysics of National Academy of Sciences of Ukraine (IGPH), Ukraine	—	DOI
UK	UK Schools Seismic Network	University of Leicester (SEIS UK), United Kingdom		—
OU	Ulaanbaatar seismic network	Institute of Astronomy and Geophysics of Mongolian Academy of Science (IAG), Mongolia	—	DOI
BA	UniBAS	Universita della Basilicata, Italy		—
US	United States National Seismic Network	Albuquerque Seismological Laboratory/USGS (ASL), United States of America		DOI
NP	United States National Strong-Motion Network	United States Geological Survey (USGS), United States of America		DOI
KE	Univerity of Nairobi, Kenya	University of Nairobi, Kenya		DOI
RP	Universidad de Panama Seismic Network	Instituto de Geociencias, Universidad de Panamá, Panama	Panama	—
NS	University of Bergen Seismic Network	University of Bergen (UiB Norway), Norway		DOI
BR	University of Brasilia Seismic Network	University of Brasilia (UnB), Brazil		—
C5	University of Cambridge seismology	University of Cambridge Earth Sciences, United Kingdom	United Kingdom	DOI
BI	University of Dhaka Seismographic Network	University of Dhaka, Bangladesh		—
LX	University of Lisbon Seismic Network	Instituto Dom Luiz - Faculdade de Ciências da Universidade de Lisboa (IDL), Portugal		DOI
VW	University of Melbourne Seismic Network	University of Melbourne, Australia	—	DOI
UM	University of Montana Seismic Network	University Of Montana, United States of America		DOI
HP	University of Patras, Seismological Laboratory	University of Patras, Greece		DOI
UU	University of Utah Regional Seismic Network	University of Utah, United States of America		DOI
UB	University of Zimbabwe 1	University of Zimbabwe (U.Z.), Zimbabwe	Zimbabwe	DOI
UG	Unocal Geothermal Northern California Network	Unocal Corporation, United States of America	United States of America	—
UQ	UNSA Regional Seismic Network	Universidad Nacional de San Agustín de Arequipa - UNSA	—	DOI
RG	Upper-Rhine Graben Geothermal Network	ES-Géothermie (ESG), France		DOI
TA	USArray Transportable Array	IRIS Transportable Array (IRIS_TA), United States of America		DOI
RE	US Bureau of Reclamation Seismic Networks	U.S. State Department, United States of America		—
GM	U.S. Geological Survey Networks	United States Geological Survey (USGS), United States of America		DOI
GS	US Geological Survey Networks	Albuquerque Seismological Laboratory/USGS (ASL), United States of America		DOI
NT	USGS Geomagnetism Program	United States Geological Survey (USGS), United States of America	United States of America	DOI

Network Data API

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