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
XL (1999-2001) San Francisco/Oakland Dense Array 2000
DOI
XS (2005-2005) San Jose Microtremor 2005
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XO (2000-2001) Santa Clara Valley 2000
  • USGS Menlo Park
DOI
XL (1998-1998) Santa Clara Valley Fill structure
DOI
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
XQ (2007-2009) Seismic and Geodetic Investigations of Mendocino Triple Junction Dynamics
  • University of Oregon
DOI
XK (2015-2015) Seismic Array of the Sevilleta
  • University of New Mexico (UNM)
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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
X3 (2018-2018) Seismic Characterization and Tracking of Flash Floods in a Post-Fire Arid Canyon System
  • University of South Florida (USF)
DOI
XP (2015-2019) Seismic Experiment for Imaging Structure beneath Connecticut
  • Yale University
DOI
XB (1997-1999) Seismic Experiment in Patagonia and Antarctica, A Broadband study of the tectonics and structure of the Antarctic Peninsula and Scotia Sea Regions
DOI
XJ (2004-2006) Seismic Experiment in the Aisen Region of Chile
  • University of Cambridge (UK) Earth Sciences
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XY (2004-2004) Seismic Imaging of Fractures at Krafla, Iceland
DOI
XW (2007-2008) Seismic Imaging of the Mantle Beneath the Anatolian-Aegan Domain
DOI
XY (2007-2009) Seismic Imagining of the Mantle Beneath the Anatolian-Aegan Domain
  • Observatoire de Grenoble, Grenoble
DOI
XI (2000-2002) Seismic Investigation of Deep Structure Beneath the Ethiopian Plateau and Afar Depression
DOI
XR (2008-2011) Seismic Investigation of Edge Driven Convection Associated with the Rio Grande Rift.
  • University of Texas at Austin
DOI
XD (1994-1995) Seismic investigations of the Lithospheric Structure of the Tanzanian Craton
DOI
XR (2016-2017) Seismicity near the Nemaha fault in northern Oklahoma
  • Cornell University
DOI
X7 (2007-2009) Seismic Monitoring of Active Rock Fall Source Areas in the Yosemite National Park
DOI
XV (1997-1998) Seismic Monitoring of Gatun Dam, Panama Canal
DOI
XO (2016-2017) Seismic Network for Site Effect Studies in Amatrice Area (Central Italy)
DOI
X6 (2019-2020) Seismic Observations of Glacier Creek to Infer Timing and Magnitude of Bedload Transport
DOI
XT (1994-1996) Seismic Probing of the Ontong-Java Plateau
DOI
XV (1999-2000) Seismic Profile Across Kilauea Volcano's East Rift Zone
DOI
XD (1980-1981) Seismic-Refraction Profiles in the Western Mojave Desert, California
  • IRIS DMC (Seattle)
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XC (1980-1982) Seismic Refraction Surveys in the Livermore Valley and the Santa Cruz Mountain, California
  • USGS Menlo Park
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XD (1996-1998) Seismic study of the Iceland hotspot
DOI
XH (2011-2011) Seismic Survey of Greeland Icesheet Margins
  • ETHZ (Swiss Federal Institute of Technology, Zurich Switzerland)
DOI
X2 (2011-2011) Seismic Wide-Angle across the RIFT
DOI
XZ (2019-2019) Shale Hills Critical Zone Observatory Mini-Array Experiment
  • Penn State University
DOI
XJ (1998-1999) Side Edge of Kamchatka Subduction
DOI
XE (2009-2011) Sierra Negra Array Galapagos
  • University of Rochester
DOI
XE (2005-2007) Sierra Nevada EarthScope Project
  • EarthScope Transportable Array
DOI
XL (1994-1994) Sierras Broadband II
DOI
XT (1999-2000) SIGAR (Kenya)
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XW (2003-2006) Siple Coast Antarctica, Microearthquake Project
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XA (2010-2010) Sismic Imaging of the Moroccan Atlas
DOI
X6 (2007-2009) SLIP - Seismic Lithospheric Imaging of the Puna Plateau
  • University of Missouri (MU) (Mizzou)
DOI
XH (2012-2013) Small aperture array for observing a slow slip event on Kilauea volcano.
  • University of Wisconsin, Madison
DOI
X8 (2018-2030) SMARTIE
DOI
XB (1985-1985) Son of BOSE Oblique Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI)
DOI
XS (2003-2003) Source Phenomenology Experiments in Arizona
DOI
XI (2006-2006) South Pole Analysis of Machines, Characterization of High Frequency Noise Generated at the South Pole Station, Antarctica
  • IRIS HQ (DC)
DOI
XC (1987-1987) SouthWest Indian Ridge VSP
  • Woods Hole Oceanographic Institution (WHOI)
DOI
XB (1993-1995) Southwest Pacific Seismic Experiment
DOI
XZ (2001-2001) Spokane WA Earthquake Swarm
DOI
XH (2001-2001) START
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Network Data API

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