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
XH (2011-2011)	Seismic Survey of Greeland Icesheet Margins	ETHZ (Swiss Federal Institute of Technology, Zurich Switzerland)		DOI
YH (2004-2007)	Seismic tomography and location calibration around the SAFOD site	University of Wisconsin, Madison		DOI
8A (2014-2014)	Seismic Transect Across the Okavango Rift Zone	Woods Hole Oceanographic Institution (WHOI)		DOI
Z1 (2016-2017)	Seismic Triggering Response for Earthquakes around Wellington NZ	University of Wisconsin, Madison		DOI
X2 (2011-2011)	Seismic Wide-Angle across the RIFT	Institut de Ciencies de la Terra "Jaume Almera" (ICTJA-CSIC)		DOI
5O (2019-2019)	Seismo-Acoustic Array Experiment at Mt. Etna - 2019	University of Liverpool		DOI
ZO (2007-2007)	Seismo-Acoustic data collection near Salt Lake	Southern Methodist University (SMU TX)		DOI
YL (2013-2014)	Seismo-acoustic experiment and initial monitoring effort at Pagan Volcano, Commonwealth of the Northern Mariana Islands	USGS Alaska Anchorage		DOI
YI (2018-2018)	Seismo-acoustic Network at Stromboli Volcano, Italy	Carnegie Institution for Science (CIS)		DOI
1R (2016-2023)	Seismo Acoustic Study of Rocket Launches from Kennedy Space Center	University of South Florida (USF)		DOI
6G (2019-2022)	Seismographic Network of Amazonia	University of Brasilia		DOI
S	Seismographs in Schools Network	Australian National University (ANU, Australia)		DOI
DU	Seismological Association of Australia	Seismological Association of Australia Inc. (SAA)		DOI
4D (1985-2009)	Seismological Experiments on Swiss Glaciers	Swiss Seismological Service	Switzerland	DOI
ZS (2007-2008)	Seismological Network in Northern Tanzania	UBO-IUEM-CNRS Domaines Oceaniques		DOI
HC	Seismological Network of Crete	Technological Educational Institute of Crete		DOI
UE	Seismological Network of United Arab Emirates	National Center of Meteorology and Seismology	United Arab Emirates	—
2J (2012-2015)	Seismological Observation of the Central-Northern Ecuadorian Subduction	Geoazur (Geoazur)	France	DOI
OS	Seismological Observatory, Brasilia Brazil	University of Brasilia	Brazil	—
ZI (2021-2021)	Seismological Waveform data used in 7 FEB 2021 Uttarakhand rockslide analysis	National Geophysical Research Institute (NGRI)	—	—
ZZ (2010-2010)	Seismology Classroom at University of Chicago	University of Chicago		DOI
YX (2008-2008)	Seismology Rapid Response Test During the SoSAF Shakeout	UC Riverside		DOI
YH (2017-2019)	Seismometer to Investigate Ice and Ocean Structure (SIIOS) Field Experiment	University of Maryland (UMD)		DOI
9C (2018-2018)	Seismometer to Investigate Ice and Ocean Structure (SIIOS) Field Experiment: Greenland	University of Maryland (UMD)		DOI
4B (2022-2022)	Seismometer to Investigate Ice and Ocean Structure (SIIOS) Field Experiment: Hiawatha Crater, Greenland	University of Maryland		DOI
ZL (2019-2019)	SEISMORIV_Sevraisse	CNRS (Centre National Recherche Scientifique)		DOI
ZD (2003-2004)	SEISM Seychelles	GEOFON Program (GFZ-Potsdam, Germany)		—
Y3 (2013-2014)	SEIS-UK instrument type noise study	Leicester University	United Kingdom	DOI
ZE (2012-2014)	SELASOMA Project, Madagascar 2012-2014	GEOFON Program (GFZ-Potsdam, Germany)		DOI
4C (2005-2010)	Semipalatinsk Test Site Network	Inst. of Geophysical Research National Nuclear Center of Republic of Kazakhstan	Kazakhstan	—
5C (2015-2016)	September 16, 2015 Illapel Earthquake: Seismicity and Segmentation of the Nazca-South America Subudction Zone in Chile	University of Florida		DOI
SJ	Serbian Seismological Network	Seismological Survey of Serbia		DOI
SV	Servicio Nacional de Estudios Territoriales (SNET), El Salvador	Servicio Nacional de Estudios Territoriales (SNET El Salvador)		—
G3	Servicio Sismologico IN3, UMG	Servicio Sismologico IN3 (SSIN3)	Guatemala, Centro America	DOI
CW	Servicio Sismologico Nacional de Cuba	National Centre for Seismological Research (CENAIS Cuba)		DOI
7S (2006-2007)	SETA	Australian National University (ANU, Australia)		DOI
YU (1996-2002)	Several Greek networks	GEOFON Program (GFZ-Potsdam, Germany)		DOI
YL (2020-2020)	SF	Boise State University		DOI
EW	ShakeAlert - Earthquake Early Warning System	U.S. Geological Survey	California	—
YR (2018-2018)	Shale Hills Critical Zone Observatory 3D Seismic Experiment	Penn State University		DOI
5A (2019-2019)	Shale Hills Critical Zone Observatory Mini-Array 2 Experiment	Penn State University		DOI
XZ (2019-2019)	Shale Hills Critical Zone Observatory Mini-Array Experiment	Penn State University		DOI
3H (2021-2021)	Shasta21	U.S. Geological Survey	—	DOI
ZL (2010-2010)	Shatsky Rise Active Source Experiment OBSIP	Woods Hole Oceanographic Institution (WHOI)		—
ZP (2003-2003)	Shear-Velocity Profile Along the San Gabriel River, Southern CA	University of Nevada Reno		DOI
ZU (2002-2002)	Shear Wave Studies of Hydrate Ridge, Oregon Continental Margin	University of Texas at Austin		—
8N (2021-2023)	SHM Hautbois	Grenoble Alpes University (UGA)	—	—
9E (2000-2030)	Short term noise tests / structural / foundation monitoring at SED, ETHZ	Swiss Seismological Service	Switzerland	DOI
SH	Shumagin-East Aleutian Network	Lamont Doherty Earth Observatory (LDEO), Columbia University		DOI
XJ (1998-1999)	Side Edge of Kamchatka Subduction	IRIS/PASSCAL		DOI

Network Data API

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