International Federation of Digital Seismograph Networks

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
XA (2024-2024) Palatino multi-parametric network
XA (2025-2027) FarSide Seismic Suite
XB (1966-1972) Leo Brady Seismic Network legacy data
  • Sandia National Laboratories, United States of America
DOI
XB (1977-1982) Viking Mission France
XB (1985-1985) Son of BOSE Oblique Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
XB (1989-1990) UC Mammoth/Long Valley network
  • None,
XB (1991-1991) Pinatubo 1991 seismic network DOI
XB (1992-1992) Landers Aftershocks
DOI
XB (1993-1995) Southwest Pacific Seismic Experiment
DOI
XB (1996-1996) A study of the Abitibi-Greenville lithoshpere by teleseismic analyses
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
XB (2000-2002) Array studies of anisotropy and converted phases in the Marlborough Fault Zone of New Zealand
DOI
XB (2003-2004) Magdalena Ridge Observatory site noise study
DOI
XB (2005-2007) Broadband Seismic Investigation of the Cameroon Volcanic Line
DOI
XB (2008-2008) Costa Rica Active Source OBS Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
XB (2009-2013) Program to Investigate Convective Alboran Sea System Overturn
  • University of Oregon, United States of America
DOI
XB (2014-2014) Sweetwater Array
  • IRIS PASSCAL Instrument Center @ New Mexico Tech, United States of America
DOI
XB (2015-2015) Active source seismic line near the Rio Grande in Sunland Park, NM
  • University of Texas at El Paso (UTEP), United States of America
DOI
XB (2016-2023) InSight Mission Data
DOI
XB (2024-2025) The Caucasus Seismic Network: The Uplift and Structure of the Greater and Lesser Caucasus
  • University of Missouri (MU), United States of America
United States of America
XC (1977-1977) Blake-Bahama Oblique Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
United States of America DOI
XC (1980-1982) Seismic Refraction Surveys in the Livermore Valley and the Santa Cruz Mountain, California
  • USGS Menlo Park, United States of America
XC (1987-1987) SouthWest Indian Ridge VSP
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
XC (1988-1989) RESERVED
XC (1991-1992) Tibetan Plateau Passive-Source Experiment
DOI
XC (1993-1993) PANDA -- Hawaii Experiment
  • University of Memphis, CERI, United States of America
XC (1994-1994) Olympics
DOI
XC (1995-1996) Cooperative Project on South Island New Zealand
DOI
XC (1998-1999) Namibia
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
XC (2000-2001) Geodynamics of the Yellowstone Hotspot from Seismic and GPS imaging
DOI
XC (2002-2002) Geodynamics of Indentor Corners
DOI
XC (2003-2005) Geodynamics of the Tibetan Plateau and the Origin of Great Earthquakes in Western China United States of America
XC (2006-2010) Collaborative Research: Understanding the causes of continental intraplate tectonomagmatism: A case study in the Pacific Northwest
  • Arizona State University, United States of America
DOI
XC (2011-2011) Pacaya Tremor
  • Michigan Technological University (MTU), United States of America
DOI
XC (2012-2014) Observing Pine Island Glacier (PIG) ice shelf deformation and fracture using a GPS and Seismic Network
  • New York University (NYU), United States of America
DOI
XC (2015-2015) Florida Magnetotelluric Time Series (USGS-GEOMAG, Florida 2015 Long Period) DOI
XC (2016-2024) Pantanal, Chaco and Paraná (PCPB) structural studies network
  • Institute of Astronomy, Geophysics & Atmospheric Science, Univ. of Sao Paulo (IAG-USP), Brazil
DOI
XD (1979-1979) Galopogas Oblique Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
XD (1980-1981) Seismic-Refraction Profiles in the Western Mojave Desert, California
  • IRIS DMC, United States of America
XD (1989-1989) Low Frequency Acoustic Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
XD (1991-1992) Tararua BB Array, New Zealand
  • None,
XD (1994-1995) Seismic investigations of the Lithospheric Structure of the Tanzanian Craton
DOI
XD (1996-1998) Seismic study of the Iceland hotspot
DOI
XD (1999-2000) Natural Seismicity Investigation of Active Continental Breakup in the Woodlark Basin
DOI
XD (2001-2001) Broadband Seismic Studies of Dome Growth at Merapi Volcano, Indonesia
DOI
XD (2002-2006) Broadband Seismic Experiment in Various Regions in China
DOI
XD (2007-2010) Development of A Power and Communication for Remote Autonomous GPS and Seismic Stations in Antarctica
DOI
XD (2011-2013) Passive seismic study of a magma-dominated rift: the Salton Trough
  • Stanford University, United States of America
DOI
XD (2014-2016) Collaborative Research: Illuminating the architecture of the greater Mount St. Helens magmatic systems from slab to surface
  • University of Washington, United States of America
DOI
XD (2017-2017) Maupasacq
DOI

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