International Federation of Digital Seismograph Networks
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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
YN (2010-2023) San Jacinto Fault Zone Experiment
DOI
XS (2005-2005) San Jose Microtremor 2005
—
YL (2003-2004) San Simeon Aftershocks
  • USGS Menlo Park
—
XO (2000-2001) Santa Clara Valley 2000
  • USGS Menlo Park
DOI
XL (1998-1998) Santa Clara Valley Fill structure
DOI
YL (2012-2012) Santiaguito 2012
  • University of North Carolina at Chapel Hill (UNC)
DOI
3K (2022-2022) Sao Jorge 2022
  • Instituto Dom Luiz (FCUL formerly CGUL-LX Portugal)
 — —
9H (2016-2017) Sarez Pamir aftershock seismic network
DOI
SA Saudi Arabia Broadband Seismic Network Saudi Arabia —
1G (2012-2017) ScanArray core
  • The ScanArray Consortium
DOI
YF (2006-2006) SCANLIPS
  • University of Leicester (SEIS UK)
—
Y1 (2007-2009) SCANLIPS2
  • University of Leicester (SEIS UK)
—
ZR (2013-2014) SCANLIPS3D
  • University of Leicester (SEIS UK)
DOI
3A (2020-2020) SCENTAR: Southern Cascadia Earthquake and Tectonics Array
  • Purdue University
  • University of Oregon
 — DOI
SD Schlumberger Multiple Countries —
2K (2014-2029) Scientific Induced Seismicity Monitoring Network
  • Alberta Geological Survey (AGS Canada)
DOI
SO Scripps Orbit and Permanent Array Center
  • Scripps Institution of Oceanography (SIO)
 United States of America DOI
YE (2010-2010) SeaJade I
  • Geological Survey of Canada
 Canada —
7Q (2004-2005) SEAL
  • Australian National University (ANU, Australia)
DOI
7T (2007-2007) SEAL2
  • Australian National University (ANU, Australia)
DOI
7U (2007-2008) SEAL3
  • Australian National University (ANU, Australia)
DOI
ZL (2005-2006) Sea of Cortez Ocean Bottom Array
  • Scripps Institution of Oceanography (SIO)
—
4R (2018-2020) SEA-SEIS (Structure, Evolution And SEISmicity of the Irish offshore) — —
YE (1999-2005) Seattle Site Response
  • None
 —
ZR (2020-2025) SEIS-ADELICE
DOI
Z8 (2018-2019) seis_iitmandi
DOI
ZD (2007-2009) Seismcity of Quebrada-Discovery-gofur- Transforms ( QDG)
  • Woods Hole Oceanographic Institution (WHOI)
—
XE (2012-2014) Seismic Activity of Low Angle Normal Faults in Death Valley, Caifornia
  • University of Washington
DOI
X2 (2009-2010) Seismic Analysis of the HiKurangi Experimentm Wellington Geophysical Transect
  • Victoria University of Wellington
DOI
9G (2011-2011) Seismic Analysis of the Hikurangi Experiment Wellington Geophysical Transect
  • Victoria University of Wellington
 New Zealand —
XQ (2007-2009) Seismic and Geodetic Investigations of Mendocino Triple Junction Dynamics
  • University of Oregon
DOI
ZV (2017-2017) Seismic and Geomorphic Characterization of Mass Wasting Events Associated with the 2017 Brian Head Fire
DOI
9J (2019-2020) Seismic and Infrasound Networks to study the volcano Oldoinyo Lengai
  • Institute for Geosciences - Goethe University
DOI
5L (2013-2017) Seismic array data for monitoring and tracking tremor sources during subglacial floods and volcanic eruptions at Vatnajökull (Vatna Glacier), Iceland
DOI
6A (2013-2016) Seismic Array iNegrated Detection for a Window of Indian Continental Head
DOI
9D (2015-2015) Seismic Array of the Sevilleta —
DOI
XK (2015-2015) Seismic Array of the Sevilleta
  • University of New Mexico (UNM)
—
XK (2012-2014) Seismic Arrays for African Rift Initation
  • Missouri University of Science & Technology(Former UM-Rolla)(Missouri S&T USA)
DOI
XH (2004-2004) Seismic Array Studies of Cascadia Deep Tremor
DOI
4M (2022-2024) Seismic Campaign Around the Lombardian Pass network — DOI
X3 (2018-2018) Seismic Characterization and Tracking of Flash Floods in a Post-Fire Arid Canyon System
  • University of South Florida (USF)
DOI
1C (2011-2014) Seismic Characterization of Menengai Crater, Kenya
  • University of Texas at El Paso (UTEP)
DOI
6C (2011-2011) Seismic Cluster Investigation in the Southern Rio Grande Rift
  • University of Texas at El Paso (UTEP)
DOI
2E (2010-2011) Seismic Coherence and Site Effect Studies at Precarious Rock Locations in Riverside, California
  • USGS Caltech, Pasadena
DOI
LV Seismic Data in North West of UK United Kingdom DOI
Z4 (2014-2019) Seismic data of Santiguito volcano
  • University of Liverpool
DOI
ZC (2010-2012) Seismic Detection of Avalanches
DOI
ZM (2017-2021) Seismic Emergency for Ischia by Sismiko
DOI
6A (2007-2007) Seismic Experiment Active Caribbean Andesite Lava Island Precision Seismo-geodetic Observatory
  • Penn State University
DOI
Y7 (2007-2008) Seismic Experiment Active Caribbean Andesitic Lava Island Perscison Seismio-Geodetic Observatory
  • Penn State University
DOI

Network Data API

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