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
S	Seismology at School Program, ETH Zurich	Eidgendssisch Technische Hochschule - Swiss Seismological Service (ETH), Switzerland		DOI
S0	Sakhalin Regional Seismic Network of the Russian Federation	Sakhalin Branch of the Geophysical Survey of the Russian Academy of Sciences	—	DOI
S1	Australian Seismometers in Schools	Australian National University (ANU), Australia		DOI
S2	IceSMN Icelandic Strong Motion Network	University of Iceland, Iceland	—	DOI
S3	SeismicAI Global Network	SeismicAI	—	—
S4	Canadian National Ionospheric Scintillation Network	Natural Resources Canada (NRCAN), Canada	—	—
S5	Slovenian Karst NFO Network	Research Centre of the Slovenian Academy of Sciences and Arts (ZRC SAZU), Slovenia Slovenian Environment Agency (ARSO), Slovenia	—	DOI
S7	SeismicAI Global MEMS Network	SeismicAI	—	—
S8	SensorEra Seismic Network	Sensorera (SensorEra Inc), United States of America	—	DOI
S9	Sudetic Seismological Network	Polish Geological Institute - National Research Institute (PGI), Poland	—	DOI
SA	Saudi Arabia Broadband Seismic Network	Institute for Astronomical and Geophysical Research (KACST), Saudi Arabia	Saudi Arabia	—
SB	UC Santa Barbara Engineering Seismology Network	UC Santa Barbara, United States of America		DOI
SC	New Mexico Tech Seismic Network	New Mexico Tech, United States of America		DOI
SD	Schlumberger	Schlumberger (SLB_Development ), Multiple Countries	Multiple Countries	—
SE	Southeastern Appalachian Cooperative Seismic Network	None,		—
SF	San Andreas Fault Observatory at Depth	Stanford University, United States of America		—
SG	International Geodynamics and Earth Tide Service	Multiple Operators, Belgium		DOI
SH	Shumagin-East Aleutian Network	Lamont Doherty Earth Observatory, Columbia University (LDEO), United States of America		DOI
SI	Province Südtirol	ZAMG - Central Institute for Meteorology and Geodynamics, Austria		—
SJ	Serbian Seismological Network	Seismological Survey of Serbia, Serbia		DOI
SK	Slovak National Seismic Network	Geophysical Institute, Slovak Academy of Sciences, Slovakia		DOI
SL	Seismic Network of the Republic of Slovenia	Slovenian Environment Agency (ARSO), Slovenia		DOI
SM	Icelandic Strong Motion Network	University of Iceland, Iceland	Iceland	—
SN	Southern Great Basin Network	University of Nevada Reno (UNR), United States of America		DOI
SO	Scripps Orbit and Permanent Array Center	Scripps Institution of Oceanography (SIO), United States of America	United States of America	DOI
SP	South Carolina Earth Physics Project	University of South Carolina, United States of America		DOI
SQ	South African National Seismograph Network	Council for Geoscience, Geological Survey (CG), South Africa	—	DOI
SR	Seismic Research Observatory	Albuquerque Seismological Laboratory/USGS (ASL), United States of America		DOI
SS	SINGLE STATION	Incorporated Research Institutions For Seismology (IRIS), United States of America		DOI
ST	Trentino Seismic Network	Geological Survey-Provincia Autonoma di Trento, Italy		DOI
SU	Sandia Seismo-Acoustic Network	Sandia National Laboratories, United States of America	United States of America	—
SV	Servicio Nacional de Estudios Territoriales (SNET), El Salvador	Servicio Nacional de Estudios Territoriales (SNET), El Salvador		—
SW	Solomon Islands Seismology & Volcanology Network	Solomon Islands Geoscience Observatory (Seismology Unit), Solomon Islands	Solomon Islands	—
SX	SXNET Saxon Seismic Network	University of Leipzig, Germany		DOI
SY	Synthetic Seismograms	IRIS DMC, United States of America		—
SZ	RIMES	Regional Integrated Multi-Hazard Early Warning System (RIMES), Thailand		DOI

Network Data API

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