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
X1 (2004-2005) Development and Testing of a Deep-Water, Acoustically-Linked, Moored- Buoy Seafloor Observatory
—
X1 (2007-2008) Aysen Chile Aftershock Deployment
  • University of Liverpool, United Kingdom
—
X1 (2009-2010) Carbon Sequestration Technical Assessemnt-Pennsylvania
  • Penn State University, United States of America
—
X1 (2011-2012) Byrd Lake Reflection Seismics - Cresis
  • Penn State University, United States of America
DOI
X1 (2013-2016) Réunion Hotspot and Upper Mantle Project
  • University of Frankfurt, Germany
DOI
X1 (2017-2018) Upper Geyser Basin Imaging Experiment FALL 2017
DOI
X1 (2019-2019) SAGE investigations of the Valles Caldera
  • IRIS PASSCAL Instrument Center @ New Mexico Tech, United States of America
DOI
X1 (2020-2020) MUSE - Myanmar Universities Nodal Seismic Experiments
  • Louisiana State University, United States of America
DOI
X1 (2021-2024) Tour Perret network
DOI
X2 (2005-2006) NCISP4
DOI
X2 (2007-2008) Martinique 2007 Aftershock Experiment
  • Observatoire de Grenoble, Grenoble, France
 France —
X2 (2009-2010) Seismic Analysis of the HiKurangi Experimentm Wellington Geophysical Transect
  • Victoria University of Wellington, New Zealand
DOI
X2 (2011-2011) Seismic Wide-Angle across the RIFT
DOI
X2 (2012-2012) Haida Gwaii OBS Experiment Canada —
X2 (2013-2014) Sunset Seismic Experiment
—
X2 (2016-2016) Lake Pontchantrain Wind-Wave Monitoring Deployment
  • Colorado State University (CSU), United States of America
—
X2 (2017-2019) Tarim Array for lithoSpheric signaTure of mantle plumE
DOI
X2 (2020-2022) High Resolution Imaging of the Pedernales Earthquake Rupture zone
DOI
X2 (2023-2023) CGF-Svalbard
  • Norwegian Univeristy of Science and Technology (NTNU), Norway
 — DOI
X2 (2024-2024) Milun — —
X3 (2003-2005) Flinders Ranges — — DOI
X3 (2006-2006) TAIGER active source explosion pilot test
  • University of Southern California (USC), United States of America
DOI
X3 (2007-2011) Understanding the current thinning and accelerration of the Jakobshavns Isbrae, Greenland
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
X3 (2012-2012) Hoadley Flowback Microseismic Experiment
  • University of Calgary, Canada
DOI
X3 (2013-2014) MARINER: Seismic Investigation of the Rainbow Hydrothermal Field
DOI
X3 (2015-2016) Momotombo 2015-2016
DOI
X3 (2017-2017) FREY - Nevada National Securty Site HADDOCK
  • University of New Mexico (UNM), United States of America
DOI
X3 (2018-2018) Seismic Characterization and Tracking of Flash Floods in a Post-Fire Arid Canyon System
  • University of South Florida (USF), United States of America
DOI
X3 (2019-2019) Huddle Test Fuerstenfeldbruck — DOI
X3 (2020-2021) INGV SISMIKO emergency seismic network for Salemi-Italy
DOI
X3 (2022-2024) AlbaNian TectonIcs of Continental Subduction — —
X4 (2004-2005) TIPTEQ-Seismology (South)
  • Universitat Potsdam, Germany
—
X4 (2007-2009) Deep Structure of the Northeastern Tibet Collision Zone: INDEPTH IV
  • Missouri University of Science & Technology (Missouri S&T), United States of America
DOI
X4 (2010-2014) Texas Gulf Coastal Plain, USA
DOI
X4 (2016-2021) Monitoring Active Faults for Tectonic Mapping Efforts in Washington State —
DOI
X4 (2022-2022) Guerrero Gap Active Source Experiment
—
X4 (2023-2023) DAS experiment at Nanjing University Campus (Nanjing, China)
  • Nanjing University (NJU), China
 — DOI
X4 (2024-2027) Remuaz — DOI
X5 (2005-2005) Hole 1256D VSP
DOI
X5 (2007-2011) Hudson Bay Lithospheric Experiment
  • University of Bristol, United Kingdom
—
X5 (2012-2014) IGC Geothermal Test Site
—
X5 (2015-2016) Lefkada temporary network
  • University of Patras, Greece
DOI
X5 (2017-2017) Lemon Creek Glacier - UTEP
  • University of Texas at El Paso (UTEP), United States of America
DOI
X5 (2018-2018) Determining the Shear Wave Velocity structure of Shallow Marine Sediments utilizing the MASW method
  • University of North Florida (UNF), United States of America
DOI
X5 (2019-2019) Bedload Monitoring of Ephemeral Streams
  • New Mexico Tech, United States of America
DOI
X5 (2020-2020) Taltal — DOI
X5 (2021-2021) Irish Sea OBSs deployment experiment
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
 — —
X5 (2022-2022) Mount St. Helens 2022
  • University of Oregon, United States of America
DOI
X5 (2023-2025) Auckland-Hauraki Node Array — DOI
X6 (2005-2006) Val d'Agri Seismic Network — DOI
X6 (2007-2009) SLIP - Seismic Lithospheric Imaging of the Puna Plateau
  • University of Missouri (MU), United States of America
DOI
X6 (2010-2011) MonaSeis
  • Institute for Geosciences - Goethe University, Germany
—
X6 (2012-2012) Evolution and hydration of the Juan de Fuca crust and uppermost mantle
DOI
X6 (2013-2013) Collaborative Research: Unlocking the Seismic Signature of Rivers
  • UC Santa Cruz, United States of America
DOI
X6 (2014-2016) Homestake Gold Mine Three-dimensional, Broadband Array
  • University of Minnesota-Twin Cities, United States of America
DOI
X6 (2017-2017) Vp/Vs 30 Refraction Survey of the Palisadoes Tombolo in Kingston, Jamaica
  • Southern Methodist University (SMU), United States of America
DOI
X6 (2018-2018) Experimental Multiblast
  • Michigan Technological University (MTU), United States of America
—
X6 (2019-2020) Seismic Observations of Glacier Creek to Infer Timing and Magnitude of Bedload Transport
DOI
X6 (2021-2023) Temporary deployments on Mt. Zugspitze (Germany) for permafrost investigations
  • Ludwig Maximillians Universitat Munchen (LMU), Germany
 — DOI
X6 (2024-2026) Chilkat Valley geohazard observatory
  • Univ of Oregon
DOI
X7 (2004-2005) Hi-CLIMB two-dimension array - Peking University — DOI
X7 (2007-2009) Seismic Monitoring of Active Rock Fall Source Areas in the Yosemite National Park
DOI
X7 (2010-2014) PYRenean Observational Portable Experiment
DOI
X7 (2016-2018) Wallowa Uplift & Origin of the columbia River Basalts
  • University of Oregon, United States of America
DOI
X7 (2019-2019) FORGE Phase2C Stimulation
DOI
X7 (2020-2022) Ochtendung fault line
—
X7 (2023-2023) Silixa-Fairfield Global DAS Month 2023 data
  • University of Michigan, United States of America
 — DOI
X7 (2024-2025) Western Mongolia Calibration Experiment
  • Lehigh University, United States of America
DOI
X8 (2005-2006) Mount Gambier deployment — DOI
X8 (2007-2010) Studies of Earthquakes & Rapid Motions of Ice
  • Lamont Doherty Earth Observatory, Columbia University (LDEO), United States of America
 United States of America —
X8 (2011-2011) Coulman High VSP, Antarctica, 2010
  • UC Santa Barbara, United States of America
DOI
X8 (2012-2017) Deep Structure of Three Continental Sutures in Eastern North America
  • Rutgers University, United States of America
DOI
X8 (2018-2030) SMARTIE
DOI
X9 (2004-2007) Monitoring an active rift system at the front of the Amery Ice Shelf, East Antarctica
  • University of Chicago, United States of America
DOI
X9 (2008-2011) Dallas Earthquake Swarm
  • Southern Methodist University (SMU), United States of America
DOI
X9 (2012-2013) Plate Boundary Evolution and Physics at an Oceanic Transform Fault System
  • Oregon State University (OSU), United States of America
DOI
X9 (2015-2016) Klyuchevskoy volcanic group experiment
  • Innstitute of Volcanology and Seismology, Russian Academy of Sciences, Russian Federation
DOI
X9 (2017-2018) Moment tensor inversion, perforation
  • Sandia National Laboratories, United States of America
DOI
X9 (2019-2022) Bedload Monitoring of Ephemeral Streams (seed)
  • New Mexico Tech, United States of America
DOI
X9 (2023-2023) Leeds-Blacknest Eskdalemuir distributed acoustic sensing experiment February 2023 — DOI
X9 (2024-2024) Isla Navarino Phased Array
  • University of North TX, AERI
DOI
XA (1969-1977) Apollo Passive Seismic Experiments
  • NASA Goddard Space Flight Center (GSFC), United States of America
DOI
XA (1979-1979) Gulf of California Oblique Seismic Experiment
DOI
XA (1983-1983) Costa Rica Seismic Experiment
—
XA (1987-1988) PANDA -- San Juan, Argentina Experiment
  • University of Memphis, CERI, United States of America
—
XA (1990-1990) Piñon Flats Small Aperture Array, High Frequency Array
DOI
XA (1991-1991) Piñon Flats Small Aperture Array, Broadband Triggered Array
DOI
XA (1992-1992) Joshua Tree Aftershock
DOI
XA (1993-1993) Non Proliferation Experiment (Chemical Kiloton at NTS)
DOI
XA (1994-1994) Northridge Aftershock Studies
DOI
XA (1995-1996) Missouri to Massachusetts Array
DOI
XA (1997-1999) Anatomy of an Archean Craton, South Africa, A Multidisciplinary Experiment across the Kaapvaal Craton
DOI
XA (2000-2001) LIGO Noise Study — DOI
XA (2002-2003) Bhutan Pilot Experiment
DOI
XA (2004-2007) Taylor Glacier Calving, Collaborative Research: Mechanics of Dry-Land Calving of Ice Glaciers
DOI
XA (2008-2009) Central Oregon Locked Zone Array, Monitoring seismicity associated with a possible asperity on the Cascadia megathrust
  • Oregon State University (OSU), United States of America
DOI
XA (2010-2010) Sismic Imaging of the Moroccan Atlas
DOI
XA (2011-2011) Using Fault-Zone Trapped Waves to Document Subsuface Rock Damage Caused by the M6.3 Earthquake in Ne
  • University of Southern California (USC), United States of America
DOI
XA (2012-2012) AIDA_Maine
  • Cornell University, United States of America
—
XA (2013-2016) GANSSER: Swiss BB seismic experiment in Bhutan
DOI
XA (2017-2023) The Caucasus Seismic Network: The Uplift and Structure of the Greater and Lesser Caucasus
  • University of Missouri (MU), United States of America
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
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
—
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 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
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
XC (2025-2028) Tracking changes in Bhutan's glacial geomorphology, hydrology, and dynamics using geophysics
  • University of Texas at El Paso
DOI
XD (1979-1979) Galopogas Oblique Seismic Experiment
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
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
XD (2018-2019) Alaska Community OBS Experiment
  • IRIS OBSIP (OBSIP), United States of America
—
XD (2020-2025) Earthquakes_IINGENUNAM_DEV
DOI
XE (1989-1992) PANDA -- New Madrid Experiment
  • University of Memphis, CERI, United States of America
—
XE (1994-1995) BBand Andean Joint Exp. / Seismic Exploration of Deep Andes
DOI
XE (1996-1996) Iceland Plate Boundary Hazard Survey
DOI
XE (1997-1998) Eifel Plume
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
—
XE (1999-2001) Broadband Experiment Across the Alaska Range
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XE (2002-2002) Torfajokull 2002
  • Nordic Volcanological Institute (NORDVULK), Iceland
—
XE (2003-2004) Geodynamics of Indentor Corners
DOI
XE (2005-2007) Sierra Nevada EarthScope Project
  • EarthScope Transportable Array
DOI
XE (2008-2008) TICO-CAVA United States of America —
XE (2009-2011) Sierra Negra Array Galapagos
  • University of Rochester, United States of America
DOI
XE (2012-2014) Seismic Activity of Low Angle Normal Faults in Death Valley, Caifornia
  • University of Washington, United States of America
DOI
XE (2015-2015) Study of the Socorro Magma Body
  • New Mexico Tech, United States of America
DOI
XE (2016-2017) Pedernales
DOI
XE (2018-2019) Pacific Array - Haxby
  • IRIS HQ, United States of America
—
XE (2020-2020) High Resolution Imaging of the Pedernales Earthquake Rupture Zone - Nodes
  • Lehigh University, United States of America
DOI
XE (2021-2021) HERSK-TNA, Hekla Real-Time Seismic Network - Transnational Access Eurovolc project — DOI
XE (2022-2033) Pollino Broad-Band Near Fault Observatory (2022-2033), Southern Italy — DOI
XF (1987-1992) Anza Borehole Experiment
DOI
XF (1994-1994) Peninsular Range
DOI
XF (1995-1996) Antarctic Microearthquake Project, Monitoring of Ice Stream C, West Antarctica
DOI
XF (1997-1999) GEDEPTH-II
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
—
XF (2000-2001) Laramie Telemetered Broad-band Array
DOI
XF (2002-2005) Collaborative Research: Lithospheric Scale Dynamics of Active Mountain Building along the Himalayan-Tibetan Collision Zone
DOI
XF (2006-2007) Mapping the Rivera Subduction Zone
DOI
XF (2008-2008) Red Seismological Experiment Chile —
XF (2009-2011) Collaborative Research: Relating glacier-generated seismicity to ice motion, basal processes and iceberg calving.
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XF (2012-2013) Mantle serpentinization and water cycling through the Mariana Trench and Forearc
  • Washington University in St. Louis (WUSTL), United States of America
DOI
XF (2014-2016) Understanding Precambrian to Present Assembly of Greenland
DOI
XF (2017-2017) INFRA-ETNA
  • University of Liverpool, United Kingdom
DOI
XF (2018-2019) Hazard in Tanzanian Rift
DOI
XF (2020-2020) The GEYER seismic network — DOI
XF (2021-2022) High Resolution Imaging of the Pedernales Earthquake Rupture Zone - Broadbands
  • Lehigh University, United States of America
DOI
XF (2023-2023) META-WT — DOI
XF (2024-2027) MACIV profiles (Multiscale seismic imaging of Massif Central) — DOI
XG (1992-1992) Rocky Mountain Front II
DOI
XG (1994-1994) Anisotropy AI
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
 Germany —
XG (1995-1996) Nanga Parbat Pakistan, Crustal Reworking During Orogeny: An Active System Himalayan Perspective
DOI
XG (1997-1998) Amazon
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
 Germany —
XG (1999-2001) Eastern Turkey Seismic Experiment: Lithospheric Structure in an Active Continental Collision Zone
DOI
XG (2002-2008) A Comparative Study of Natural and Man-Induced Seismicity in the Yanquing-Huailai Basin and the Haicheng Area
DOI
XG (2009-2011) Cascadia Array of Arrays
  • University of Washington, United States of America
DOI
XG (2012-2013) Underground Array
  • University of Minnesota-Twin Cities, United States of America
 United States of America —
XG (2014-2014) Barcelonnette 2014 aftershock sequence
DOI
XG (2015-2015) Colorado River Runoff Pilot Project
  • New Mexico Tech, United States of America
DOI
XG (2016-2016) Universidad Tecnica de Ambato
DOI
XG (2017-2017) San Bernardino Basin (USGS) - Jan 2017 nodal deployment
  • Louisiana State University, United States of America
DOI
XG (2018-2018) Rattlesnake Ridge 2018
  • University of Oregon, United States of America
DOI
XG (2019-2019) Svalbard - Vallunden
  • Universite Joseph Fourier - Grenoble (LGIT-UJF), France
DOI
XG (2020-2020) France 2020, DARE project : Temporary Dense nodal seismic array in the Rhône Valley, — DOI
XG (2021-2022) Two-station Seismic Noise and Signal Site Survey in Uzbekistan
  • Scripps Institution of Oceanography (SIO), United States of America
DOI
XG (2023-2024) Geophysical Habitat of Subglacial Thwaites
  • Central Washington University, United States of America
DOI
XG (2025-2026) Monitoring the 2025 Santorini Crisis
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
 — DOI
XH (1992-1993) Cajon Pass Borehole Recording Phase I
  • University of Southern California (USC), United States of America
DOI
XH (1994-1995) Colorado Plateau-Great Basin Network, Basin & Range Add On
DOI
XH (1996-1997) Altiplano-Puna Volcanic Complex Seismic Experiment
DOI
XH (1998-1999) TransAlp-1
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
 Germany —
XH (2000-2000) ISSA2000
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
 Germany —
XH (2001-2001) START
—
XH (2002-2003) Integrated Seismological Studies of Crust and Upper Mantle Structure in Western Anatolia
DOI
XH (2004-2004) Seismic Array Studies of Cascadia Deep Tremor
DOI
XH (2005-2006) Cascade Tiltmeter Array
  • Central Washington University, United States of America
—
XH (2007-2007) Hawaiian South Flank Slow EQ Project
DOI
XH (2008-2010) Eastern Sierras Pampeanas, Lithospheric Structure above the variably dipping Nazca Slab
  • Purdue University, United States of America
DOI
XH (2011-2011) Seismic Survey of Greeland Icesheet Margins
  • Swiss Federal Institute of Technology, Zurich (ETHZ), Switzerland
DOI
XH (2012-2013) Small aperture array for observing a slow slip event on Kilauea volcano.
DOI
XH (2014-2017) Collaborative Research: Collaborative Research: Dynamic Response of the Ross Ice Shelf to Ocean Waves and Structure and Dynamics of the Ross Sea from a Passive Seismic Deployment on the Ross Ice Shelf
  • Scripps Institution of Oceanography (SIO), United States of America
DOI
XH (2018-2019) PREST in Cuba
DOI
XH (2020-2020) White Sand Test Facility ANSWT Noise Test
  • SIsprobe SAS
DOI
XH (2021-2021) Fagradalsfjall Acoustics
  • University of North Carolina at Chapel Hill (UNC), United States of America
 — DOI
XH (2022-2024) FocusX temporary OBS-network
  • French Research Institute for the Exploration of the Sea (IFREMER), France
 — —
XH (2025-2028) Jersey Valley Seismic Array — DOI
XI (1994-1994) GEDEPTH 1
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
 Germany —
XI (1995-1997) Broadband Seismic Characterization of the Arabian Shield
DOI
XI (1998-1999) Study of Changbai Volcanoes and Deep Subduction Zone
DOI
XI (2000-2002) Seismic Investigation of Deep Structure Beneath the Ethiopian Plateau and Afar Depression
DOI
XI (2003-2004) TAG Hydrothermal Mound Passive Seismic Experiment
—
XI (2005-2005) 3D Tomographic Imaging of the Chicxulub Crater
  • Imperial College London, United Kingdom
—
XI (2006-2006) South Pole Analysis of Machines, Characterization of High Frequency Noise Generated at the South Pole Station, Antarctica
  • IRIS HQ, United States of America
DOI
XI (2007-2010) Collision of the Burma Arc accretionary prism and foldbelt with the Ganges-Brahmaputra Delta in Bangladesh
  • Lamont Doherty Earth Observatory, Columbia University (LDEO), United States of America
DOI
XI (2011-2013) Superior Province Rifting Earthscope Experiment
  • Northwestern University, United States of America
DOI
XI (2014-2014) Long Beach Broadband or LA Syncline Seismic Interferometry Experiment
  • NodalSeismic, United States of America
DOI
XI (2015-2017) Enid OK Network
  • Cornell University, United States of America
—
XI (2018-2023) Instrumentation for Multidisciplinary Monitoring of an Alaskan Peatland
DOI
XI (2024-2024) Seismic Baseline Survey Along the Northern Gulf of Mexico in Texas
  • University of Houston
DOI
XI (2025-2025) K3-Matelles — —
XJ (1988-1988) Argo Abyssal Plain VSP
DOI
XJ (1994-1994) RESERVED — —
XJ (1995-1996) Adirondack Broadband Campaign
DOI
XJ (1997-1997) The Sierran Paradox Experiment
DOI
XJ (1998-1999) Side Edge of Kamchatka Subduction
DOI
XJ (2000-2001) Eastern Snake River Plain Experiment, Shear-wave Splitting in the Snake River Plain
DOI
XJ (2002-2003) Ethiopian Afar Geophysical Lithospheric Experiment
  • Royal Holloway, University of London, United Kingdom
—
XJ (2004-2006) Seismic Experiment in the Aisen Region of Chile
  • University of Cambridge Earth Sciences, United Kingdom
—
XJ (2007-2007) Tomo TEIDEVS
  • University of Liverpool, United Kingdom
—
XJ (2008-2008) Wells, Nevada Aftershock Recording
DOI
XJ (2009-2009) L' Aquila Aftershock Experiment
DOI
XJ (2010-2010) High-resolution imaging of magma transport at the summit of Kilauea Volcano
DOI
XJ (2011-2011) Gulf of Mexico Hydrates Research Consortium
—
XJ (2012-2012) Fuego Volcano VLP and Tilt Experiment
  • Michigan Technological University (MTU), United States of America
DOI
XJ (2013-2015) Magadi-Natron Magmatic Rifting Studies
  • University of Rochester, United States of America
DOI
XJ (2016-2017) Impact of subglacial discharge on turbulent plume dynamics and ocean-glacier heat and mass transfer
  • University of Alaska Southeast (UAS), United States of America
DOI
XJ (2018-2027) Deployments associated with OBS deployments in Swiss Lakes
  • Swiss Federal Institute of Technology, Zurich (ETHZ), Switzerland
DOI
XK (1993-1994) RESERVED — —
XK (1995-1995) ICEMELT, Anarctica — —
XK (1996-1996) Chicxulub Impact Crater, Yucatan
—
XK (1997-1997) Teleseismic Studies in the Western Superior Transect, Canada
DOI
XK (1998-1998) Merapi and Semeru Volcano Project
DOI
XK (1999-2000) Lithospheric Structure and Evolution of the Rocky Mountain Transect
DOI
XK (2001-2003) Reflections Under the Scottish Highlands: A Broadband Investigation of Upper Mantle Reflectors in Scotland
DOI
XK (2004-2006) RISTRA 1.5 -- Colorado Plateau Extension
DOI
XK (2007-2009) POLENET/LAPNET
DOI
XK (2010-2010) Big Horn Project Regional Array Deployment
  • Los Alamos National Laboratory (LANL), United States of America
—
XK (2011-2011) Passive seismic for geothermal exploration, Fairmont, Montana
DOI
XK (2012-2014) Seismic Arrays for African Rift Initation
  • Missouri University of Science & Technology (Missouri S&T), United States of America
DOI
XK (2015-2015) Seismic Array of the Sevilleta
  • University of New Mexico (UNM), United States of America
—
XK (2016-2016) Delineating preferential flow paths from recharge for water planning and management
  • New Mexico Tech, United States of America
DOI
XK (2017-2019) Ivrea - AlpArray Complementary Experiment
DOI
XK (2020-2020) Temporary network seismic in Central Calabria
—
XK (2021-2026) Geisel Library
DOI
XL (1994-1994) Sierras Broadband II
DOI
XL (1995-1996) North Korea Nuclear Site Investigation
DOI
XL (1997-1997) An asthenosphere-lithosphere probe in North America
DOI
XL (1998-1998) Santa Clara Valley Fill structure
DOI
XL (1999-2001) San Francisco/Oakland Dense Array 2000
DOI
XL (2002-2007) COnsortium for Arizona Reconnaissance Seismic Experiment
  • None,
—
XL (2008-2011) Collaborative Research: Dynamic controls on tidewater glacier retreat
  • University of Colorado Boulder (CU), United States of America
DOI
XL (2012-2016) Central Mongolia Seismic Experiment
  • Lehigh University, United States of America
DOI
XL (2017-2030) McGill Dawson-Septimus Induced Seismicity Study
  • McGill University, Canada
—
XM (1994-1994) New Zealand Study
DOI
XM (1995-1996) Wabash Valley Array Study
DOI
XM (1997-1997) TOMOG 3D — —
XM (1998-1998) Ocean Seismic Network Exp.
DOI
XM (1999-2001) Colorado Plateau/Rio Grand Rift/Great Plains Seismic Transect
DOI
XM (2002-2003) Ethiopia-Afar Geoscientific Lithospheric Experiment 6TD Passive Array
  • University of Leicester (SEIS UK), United Kingdom
—
XM (2004-2004) Vestmanna04 (SeiFaBa Project)
  • University of Cambridge Earth Sciences, United Kingdom
—
XM (2005-2006) ALPASS
—
XM (2007-2010) Western Tibet passive array deployment — —
XM (2011-2011) Broadband recording at the site of great earthquake rupture in the Alaska Megathrust
  • University of Oklahoma (OU), United States of America
DOI
XM (2012-2014) ARGOS - Alutu and Regional Geophysical Observation Study
  • University of Bristol, United Kingdom
DOI
XM (2016-2016) Poroelastic Tomography at Brady Geothermal Field
DOI
XM (2017-2018) Geothermal Seismic Exploration and Monitoring Via Ambient Seismic Noise Interferometry
DOI
XM (2019-2021) REMPARTS
—
XM (2022-2024) TANGO-BB
  • University of Arizona, United States of America
DOI
XM (2025-2025) Nodal and DAS deployment on the frozen lake of Sankt Moritz, Switzerland — DOI
XN (1994-1995) TOR-0
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
 Germany —
XN (1996-1996) Irian Jaya RAMP
DOI
XN (1998-1999) Los Angeles Region Seismic Experiment -- Passive Phase
DOI
XN (2000-2002) Parkfield Passive Seismic Array
DOI
XN (2003-2005) Collaborative Research: Canadian Northwest Seismic Experiment
DOI
XN (2006-2006) TaskForce_Java
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
—
XN (2007-2007) Deep Structure of the Nortwaster Tibet Collison Zone
  • Stanford University, United States of America
DOI
XN (2008-2009) Bolivar: Western Venezuela
  • Rice University, United States of America
DOI
XN (2010-2010) Monitgoring seismicity associated with a possible asperity on the Cascadia megathrust
  • Oregon State University (OSU), United States of America
DOI
XN (2011-2013) joint summer field camp BSU/CSM/Imperial College of London
DOI
XN (2014-2014) Dynamic Response of the Ross Ice Shelf to to Wave Induced Vibrations
  • Scripps Institution of Oceanography (SIO), United States of America
DOI
XN (2015-2021) Gorkha Earthquake 2015
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
XN (2022-2023) TANGO-Node
  • University of Arizona, United States of America
DOI
XN (2024-2024) GUANCHE 2024 OBS network — DOI
XN (2025-2026) Evaluating Las Vegas's Internal Seismic structure — DOI
XO (1995-1995) CINCA95
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
—
XO (1996-1996) ANCORP96-AN
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
 Germany —
XO (1997-1999) The Origins of Mantle Anisotropy beneath Eastern North America
  • Brown University, United States of America
DOI
XO (2000-2001) Santa Clara Valley 2000
  • USGS Menlo Park, United States of America
DOI
XO (2003-2004) US-Japan Collaborative Research: Multi-scale seismic imaging of the Mariana Subduction Factory
DOI
XO (2005-2005) Eastern Black Sea Seismic Experiment
  • University of Southampton, United Kingdom
—
XO (2006-2006) NOISY
  • Stanford University, United States of America
 United States of America —
XO (2007-2009) INDEPTH IV
  • University of Cambridge Earth Sciences, United Kingdom
DOI
XO (2010-2010) Deep Fault Drilling Project, Alpine Fault, New Zealand: Whataroa-Wanganui Passive Seismology Experiment 2010
  • Victoria University of Wellington, New Zealand
DOI
XO (2011-2015) Ozark Illinois Indiana Kentucky (OIINK) Flexible Array Experiment
  • Indiana University Bloomington (IU Bloomington), United States of America
DOI
XO (2016-2017) Seismic Network for Site Effect Studies in Amatrice Area (Central Italy)
DOI
XO (2018-2019) AACSE: Alaska Amphibious Community seismic Experiment
  • Cornell University, United States of America
DOI
XO (2020-2020) Determination of the deep shear wave velocity structure of northwestern Washoe Valley
DOI
XO (2021-2022) Vuache
  • Universite de Savoie (LGIT-ISTERRE), France
 — DOI
XP (1994-1995) High resolution experiment along the Hikurangi subduction zone in New Zealand, Taupo Volcanic Zone
DOI
XP (1998-1998) TaskForce Adana 1998
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
—
XP (2000-2004) A Broadband Seismic Investigation of Deep Continental Structure Across the East-West Antarctic Boundary
DOI
XP (2005-2007) Discrete vs. Continuous Continental Deformation and the Role of the Lower Crust in the Tien Shan
DOI
XP (2008-2009) Colorado Rockies Experiment and Seismic Transect
  • New Mexico Tech, United States of America
DOI
XP (2010-2013) Investigating the relationship between pluton growth and volcanism at two active intrusions in the central Andes
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XP (2014-2014) VOLCARRAY
DOI
XP (2015-2019) Seismic Experiment for Imaging Structure beneath Connecticut
  • Yale University, United States of America
DOI
XP (2020-2021) Aftershock deployment for Stanley, ID earthquake 2020
DOI
XP (2022-2022) EGS Collab: 4100L
DOI
XP (2023-2027) AdriaArray Temporary Network: France - MACIV backbone (Multiscale seismic imaging of Massif Central) — DOI
XQ (1995-1995) Green River Experiment — —
XQ (1999-2000) RUSH-I Reflectors Under Scottish Highlands, phase I
  • University of Bristol, United Kingdom
 — DOI
XQ (2001-2002) Hikurangi Subduction System (New Zealand) Seismic Transects, North Island Geophysical Transect Passive
DOI
XQ (2003-2005) Oregon Array for Teleseismic Study
—
XQ (2006-2006) Collaborative Research: Understanding Fault Zone Compliance by Seismic Probing of InSAR Anomalies, Mojave Fault-Zone Compliance
DOI
XQ (2007-2009) Seismic and Geodetic Investigations of Mendocino Triple Junction Dynamics
  • University of Oregon, United States of America
DOI
XQ (2010-2010) Pismo BeachNet
  • Cuesta Community college, United States of America
 United States of America —
XQ (2011-2011) NEESR-CR: Topographic Effects in Strong Ground Motion - From Physical and Numerical Modeling to Design
  • University of Arkansas - Fayetteville, United States of America
DOI
XQ (2012-2014) Pre-Hydrofracking Regional Assessment of Central Carolina Seismicity
DOI
XQ (2015-2016) Rapid response to the Mw 7.9 earthquake of April 25, 2015 in Nepal
  • Oregon State University (OSU), United States of America
—
XQ (2017-2017) Salt Lake 2017 Land Streamer profiling
DOI
XQ (2019-2019) Chile Glacial Volcano Experiment
  • University of North Carolina at Chapel Hill (UNC), United States of America
DOI
XQ (2020-2025) CHAUVET
DOI
XR (1994-1994) INDEPTH II
—
XR (1997-1999) INDEPTH-III
DOI
XR (2000-2000) Kolbeinsey Ridge - Iceland Seismic Experiment
  • University of Oregon, United States of America
DOI
XR (2001-2002) The Florida to Edmonton Broadband Experiment
DOI
XR (2003-2003) Mammoth 2003 — —
XR (2004-2007) CSEDI: Observational and Theoretical Constraints on the Structure and Rotation of the Inner Core
DOI
XR (2008-2011) Seismic Investigation of Edge Driven Convection Associated with the Rio Grande Rift.
  • University of Texas at Austin, United States of America
DOI
XR (2012-2014) Deployment of a simultaneous broadband gradiometers to quantify the effects of aperture and near-surface geology on gradient-der
  • East Carolina University (ECU), United States of America
DOI
XR (2015-2015) Bowdoin glacier, NE Greenland
  • Swiss Federal Institute of Technology, Zurich (ETHZ), Switzerland
—
XR (2016-2017) Seismicity near the Nemaha fault in northern Oklahoma
  • Cornell University, United States of America
DOI
XR (2018-2022) Tripartite-BIMA (Bangladesh-India-Myanmar Array)
  • University of Missouri (MU), United States of America
DOI
XR (2023-2023) Exploring the potential of geophones for quantifying bedload tranpsort and river ice break up in the Canning River, Alaska
  • University of Colorado Boulder (CU), United States of America
DOI
XR (2024-2026) K3-Lez
  • Institut des Sciences de la Terre, France
 — DOI
XS (1994-1995) KTB 1994 FRAC — —
XS (1996-1997) Mount Erebus Observatory
DOI
XS (1998-1998) Broad Band Monitoring of Explosions at Sangay Volcano, Ecuador
DOI
XS (1999-2001) Montana BB Array
DOI
XS (2002-2002) Embayment Seismic Excitation Experiment
  • University of Memphis, CERI, United States of America
DOI
XS (2003-2003) Source Phenomenology Experiments in Arizona
DOI
XS (2004-2004) Tungurahua 2004 — —
XS (2005-2005) San Jose Microtremor 2005
—
XS (2006-2009) Multi-disciplinary Experiments for Dynamic Understanding of Subduction under the Aegean Sea
  • Massachusetts Institute of Technology (MIT), United States of America
DOI
XS (2010-2011) Maule Earthquake (Chile) Aftershock Experiment
DOI
XS (2012-2013) Geysers Broadband Network
  • ARRAY Information Technology, United States of America
—
XS (2015-2015) Trinity River Lowden Ranch Array 2015
  • University of New Mexico (UNM), United States of America
—
XS (2016-2017) Passive Imaging of the Lithosphere-Asthenosphere Boundary
  • University of Southampton, United Kingdom
DOI
XS (2018-2021) Geophysical characterization of karst aquifers using dynamic recharge events
  • New Mexico Tech, United States of America
DOI
XS (2022-2022) Pinos channel rock drop and rolling experiment
  • New Mexico Tech, United States of America
DOI
XS (2023-2023) Eastwind Glacier Geophysical Surveys ON Top Of Antarctic iceShelf Transition
DOI
XS (2024-2024) MOFETTE_LAB
  • Institut des Sciences de la Terre, France
 — DOI
XS (2025-2025) SO310 MAWACAAP Cook Strait
  • GEOMAR, Germany
 — DOI
XT (1994-1996) Seismic Probing of the Ontong-Java Plateau
DOI
XT (1997-1998) Colorado BB Array - Lodore
DOI
XT (1999-2000) SIGAR (Kenya)
—
XT (2001-2002) Tonga-Fiji Dual Array Experiment
DOI
XT (2003-2005) Crust-Mantle Interactions during Continental Growth and High-Pressure Rock Exhumation at an Oblique Arc-Continent Collision Zone: SE Caribbean Margin
DOI
XT (2006-2008) Oregon Array for Teleseismic Study II
—
XT (2009-2009) Fuego Volcano 2009
  • Michigan Technological University (MTU), United States of America
DOI
XT (2010-2010) Retrieval of reflections from seismic background-noise measurements for geophysical imaging of Fault Systems in Reno, NV
DOI
XT (2011-2013) Deformation and Magmatic Modification of a Steep Continental Margin, Western ID-Eastern OR
  • University of Florida, United States of America
DOI
XT (2014-2017) EASI - Eastern Alpine Seismic Investigation
DOI
XT (2018-2020) Cifalps (China-Italy-France Alps seismic transect) - 2
DOI
XT (2021-2022) TSARMINE rocky glacier monitoring — —
XT (2023-2023) GeoLAB
  • ARDITI - Agência Regional para o Desenvolvimento da Investigação, Tecnologia e Inovação
DOI
XT (2024-2024) Vuache_Annecy2024 — DOI
XT (2025-2030) Seismic stations of the Crack the Rock Project (ERC Adv. Grant) — —
XU (1993-1993) VSP at Hole 504
DOI
XU (1996-1997) Broadband Crust/Upper Mantle Studies Around New Zealand
DOI
XU (1999-2000) Trans-Antarctic
  • Institute of Geological and Nuclear Science (GNS), New Zealand
—
XU (2001-2001) Monitoring MEQ activity during pulsed injection at geothermal reservoirs
—
XU (2002-2002) TaskForce Alsdorf 2002
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
 Germany —
XU (2003-2003) 2003 Fort Payne, AL, Aftershock Network
  • University of Memphis, CERI, United States of America
—
XU (2005-2005) Deception Island Passive/Active Source
  • University of Washington, United States of America
—
XU (2006-2012) Collaborative Research: Earthscope integrated investigations of Cascadia subduction zone tremor, structure and process
  • University of Washington, United States of America
DOI
XU (2014-2015) Greeley Colorado RAMP Deployment 2014
  • University of Colorado Boulder (CU), United States of America
DOI
XU (2016-2029) USGS NEHRP Proposal 2016-0180 - Greeley
  • University of Colorado, United States of America
DOI
XV (1997-1998) Seismic Monitoring of Gatun Dam, Panama Canal
DOI
XV (1999-2000) Seismic Profile Across Kilauea Volcano's East Rift Zone
DOI
XV (2001-2001) Tacoma Array
  • USGS Menlo Park, United States of America
—
XV (2002-2002) Precambrian Crustal Structure in Western Ohio
  • Wright State University
DOI
XV (2003-2006) Collaborative research of the Earth's largest icebergs
DOI
XV (2007-2008) Glacier Seismicity and High Resolution Motion Records: Relation to Glacier Erosion
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XV (2009-2010) Bighorn Arch Seismic Experiment
  • Colorado College, United States of America
DOI
XV (2011-2013) INVESTIGATION OF SOURCES OF INTRAPLATE VOLCANISM USING PASSCAL BROADBAND INSTRUMENTS IN MADAGASCAR, THE COMORES, AND MOZAMBIQUE
  • Washington University in St. Louis (WUSTL), United States of America
DOI
XV (2014-2019) Fault Locations and Alaska Tectonics from Seismicity
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XV (2021-2023) Guyana Aftershock Study Network
  • Institute of Astronomy, Geophysics & Atmospheric Science, Univ. of Sao Paulo (IAG-USP), Brazil
 — —
XV (2024-2024) Semipalatinsk Seismo-Acoustic Monitoring
  • Michigan State University (MSU), United States of America
DOI
XV (2025-2028) Danish landslides 2025
  • GEUS Geological Survey of Denmark and Greenland, Denmark
 — DOI
XW (1997-2001) Multidisciplinary Investigation of the Mountain Building in the Tien Shan
DOI
XW (2003-2006) Siple Coast Antarctica, Microearthquake Project
—
XW (2007-2008) Seismic Imaging of the Mantle Beneath the Anatolian-Aegan Domain
DOI
XW (2009-2011) Young Conjugate Margins Lab in the Gulf of Aden
  • Universite Pierre et Marie Curie (UPMC), France
DOI
XW (2012-2012) CRESIS Greenland 2012
  • Penn State University, United States of America
DOI
XW (2013-2014) ESG Bayou Corne
  • ESG Solutions, Canada
—
XW (2015-2015) Llaima volcano — DOI
XW (2016-2016) Pisagua/Iquique Crustal Tomography to Understand the Region of the Earthquake Source - OBSIP OBS Component
  • IRIS OBSIP (OBSIP), United States of America
DOI
XW (2017-2018) Broadband seismic experiment in NE Uganda to investigate plume-lithosphere interactions
  • Penn State University, United States of America
DOI
XW (2019-2022) ALBION2
DOI
XW (2023-2023) GEOCANTABRICAE_PICOS — DOI
XW (2024-2024) Tierra Grande Nodal Deployment
DOI
XW (2025-2025) Seminar Course: Infrastructure Health Monitoring with Resonance Analysis: Theory, Application and Communication
  • utdallas.edu
DOI
XX (2013-2599) Test and non-distributed data only —
DOI
XY (1997-1998) Northern Baja Transect
DOI
XY (1999-2001) Imaging the Seismogenic Zone with Geodesy and Seismology
DOI
XY (2003-2003) Mongolia-Baikal Lithospheric Transect France —
XY (2004-2004) Seismic Imaging of Fractures at Krafla, Iceland
DOI
XY (2005-2006) Magma Accretion and the Formation of Batholiths
DOI
XY (2007-2009) Seismic Imagining of the Mantle Beneath the Anatolian-Aegan Domain
  • Observatoire de Grenoble, Grenoble, France
DOI
XY (2010-2010) RAMP response for 2010 Chile earthquake
  • University of Florida, United States of America
DOI
XY (2011-2012) Experiment to Determine Hypocenters and Focal Mechanisms of Earthquakes Occurring in Association with Imaged Faults Near Summeville, South Carolina
  • Virginia Polytechnic Institute and State University (Virginia Tech), United States of America
DOI
XY (2013-2016) PASEIS
  • Penn State University, United States of America
—
XY (2017-2017) The Central Iberian Mountain Range a Key Asset to the Deformation Mechanisms of Iberia
DOI
XY (2018-2025) Stations deployed for Risk Model Switzerland
  • Swiss Federal Institute of Technology, Zurich (ETHZ), Switzerland
DOI
XZ (1993-1994) Cascadia/SEED reformat
  • Arizona State University, United States of America
—
XZ (1999-2000) Mount Erebus Seismic Studies
DOI
XZ (2001-2001) Spokane WA Earthquake Swarm
DOI
XZ (2003-2004) DHOFAR Seismic Experiment
  • Institut des Sciences de la Terre, France
DOI
XZ (2005-2012) Collaborative Research: St. Elias Erosion/Tectonics Project
  • University of Alaska, Fairbanks (UAF), United States of America
DOI
XZ (2013-2013) Gulf of Mexico USGS Hydrates
  • USGS Woods Hole, United States of America
—
XZ (2014-2014) Idaho Teton Dam
  • Southern Methodist University (SMU), United States of America
DOI
XZ (2015-2015) Measuring ambient noise of ocean breakers
  • East Carolina University (ECU), United States of America
DOI
XZ (2016-2017) Volatile recycling at the Lesser Antilles Arc: Processes and consequences
DOI
XZ (2018-2018) Experiment in Fuego
DOI
XZ (2019-2019) Shale Hills Critical Zone Observatory Mini-Array Experiment
  • Penn State University, United States of America
DOI
XZ (2020-2024) DeepTrigger Chile deployment
DOI
XZ (2025-2025) Tetra Tech Seismic Test — —

Network Data API

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