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
T1	IPE_ETE	Institute of Physics of the Earth Masaryk University (Czech)		DOI
T3	Rete Accelerometrica Terna	TERNA (TERNA)	Italy	—
T4	Canakkale Onsekiz Mart University Earthquake Research Center	Canakkale Onsekiz Mart University (COMU Turkey)		—
T5	Central Weather Bureau Seismographic Network	Central Weather Bureau (CWB, Taiwan)	—	DOI
T9	TAMU Seismic Network	Texas A&M University	—	DOI
TA	USArray Transportable Array	IRIS Transportable Array (IRIS_TA)		DOI
TB	MRC Earth and Marine Sciences Network	TÜBITAK Marmara Research Center (MRC Turkey)		DOI
TC	Red Sismológica Nacional de Costa Rica	Universidad de Costa Rica		DOI
TD	TransAlta Monitoring Network	TransAlta Corporation		—
TE	EGAT Dams Seismic Monitoring System	Electricity Generating Authority of Thailand (EGAT)	Thailand	DOI
TF	Tajikistan National Seismic Network	Insitute of Geology, Earthquake Engineering and Seismology of the NAST (IGEES NAST)	—	DOI
TG	Royal Irrigation Department	Royal Irrigation Department (RID)		DOI
TH	Thüringer Seismologisches Netz	Institut fuer Geowissenschaften, Friedrich-Schiller-Universitaet Jena		DOI
TI	Centro Sismologico de America Central	Universidad de Costa Rica	Costa Rica	—
TJ	Tajikistan National Seismic Network	Geophysical Survey of the National Academy of sciences of Tajikistan (GS NAST)		DOI
TK	Turkish National Strong Motion Network	Disaster and Emergency Management Authority (AFAD)		DOI
TL	Armutlu Local Seismic Network	Kocaeli University		—
TM	Thai Seismic Monitoring Network	Earthquake Observation Division (EOD) Thai meteorological department (TMD)		—
TN	Eastern Tennessee Seismic Network	Joint Institute for Energy and the Evnironment	United States of America	—
TO	Tectonic Observatory - MASE, VEOX , PeruSE, CCSE	California Institute of Technology (Caltech)		DOI
TP	Rete di monitoraggio microsismico installata presso la concessione Gorgoglione	TOTAL E&P ITALIA S.P.A.		—
TQ	Taiwan multi-parametric environmental seismic monitoring network	Deutsches GeoForschungsZentrum GFZ (GFZ Potsdam)	—	DOI
TR	Eastern Caribbean Seismograph Network	University of the West Indies (Seismic Research Centre Trinidad)		—
TS	TERRAscope (Southern California Seismic Network)	California Institute of Technology (Caltech)		—
TT	Seismic Network of Tunisia	Institut National de la Météorologie, Tunis		—
TU	Turkish National Seismic Network	Disaster and Emergency Management Authority (AFAD)		DOI
TV	INGV experiments network	Istituto Nazionale di Geofisica e Vulcanologia (INGV)		—
TW	Broadband Array in Taiwan for Seismology	Institute of Earth Sciences, Academia Sinica, Taiwan (IESAS)		DOI
TX	Texas Seismological Network	Bureau of Economic Geology, The University of Texas at Austin (BEG UTEXAS)		DOI
TY	Dam Safety Monitoring Network	Tennessee Valley Authority (TVA)	—	DOI
TZ	Ol Doinyo Lengai, TZ Volcano Monitoring	Colgate University		DOI

Network Data API

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