International Federation of Digital Seismograph Networks

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
TL Armutlu Local Seismic Network
  • Kocaeli University, Türkiye
TW Broadband Array in Taiwan for Seismology
T4 Canakkale Onsekiz Mart University Earthquake Research Center
  • Canakkale Onsekiz Mart University (COMU), Türkiye
T5 Central Weather Administration Seismographic Network
  • Central Weather Administration
TI Centro Sismologico de America Central
  • Universidad de Costa Rica, Costa Rica
Costa Rica
TY Dam Safety Monitoring Network DOI
TR Eastern Caribbean Seismograph Network
TN Eastern Tennessee Seismic Network
  • Joint Institute for Energy and the Evnironment, United States of America
United States of America
TE EGAT Dams Seismic Monitoring System
  • Electricity Generating Authority of Thailand (EGAT), Thailand
Thailand DOI
TV INGV experiments network
  • Institute of Physics of the Earth Masaryk University, Czechia
TB MRC Earth and Marine Sciences Network
TZ Ol Doinyo Lengai, TZ Volcano Monitoring
TC Red Sismológica Nacional de Costa Rica
  • Universidad de Costa Rica, Costa Rica
T3 Rete Accelerometrica Terna Italy
TP Rete di monitoraggio microsismico installata presso la concessione Gorgoglione
TG Royal Irrigation Department
  • Royal Irrigation Department (RID), Thailand
TT Seismic Network of Tunisia
TQ Taiwan multi-parametric environmental seismic monitoring network DOI
TF Tajikistan National Seismic Network DOI
TJ Tajikistan National Seismic Network
  • Geophysical Survey of the National Academy of sciences of Tajikistan (GS NAST), Tajikistan
T9 TAMU Seismic Network
  • Texas A&M University, United States of America
TO Tectonic Observatory - MASE, VEOX , PeruSE, CCSE
TS TERRAscope (Southern California Seismic Network)
TX Texas Seismological Network
TM Thai Seismic Monitoring Network
TH Thüringer Seismologisches Netz
  • Institut fuer Geowissenschaften, Friedrich-Schiller-Universitaet Jena, Germany
T Tonga Seismic Network
TD TransAlta Monitoring Network
  • TransAlta Corporation, Canada
TU Turkish National Seismic Network
TK Turkish National Strong Motion Network
TA USArray Transportable Array

Network Data API

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