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
4M (2018-2019) Los Angeles Basin Seismic Experiment
  • Louisiana State University, United States of America
DOI
6D (2022-2022) Los Angeles Basin Nodal Seismic Experiment
  • Louisiana State University, United States of America
DOI
1J (1996-2016) Long Valley Caldera Full Waveform Tomography
  • USGS Menlo Park, United States of America
1D (2023-2043) Longterm monitoring of swarm earthquakes in the western Eger rift
4O (2018-2020) Longmen P
DOI
2F (2012-2013) LONGMEN
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
XI (2014-2014) Long Beach Broadband or LA Syncline Seismic Interferometry Experiment
  • NodalSeismic, United States of America
DOI
1L (2017-2018) Loki Castle Hydrothermal in-situ Experiments and Seismology Surveys
DOI
8M (2019-2020) Loki Castle
  • Alfred Wegener Institute for Polar and Marine Research, Germany
DOI
9A (2010-2011) Loihi Seismicity
  • Woods Hole Oceanographic Institution (WHOI), United States of America
9T (1979-1992) LNN Legacy Explosions Dataset Release
  • Lawrence Livermore National Laboratory (LLNL), United States of America
DOI
XW (2015-2015) Llaima volcano DOI
ZN (2006-2007) Lithospheric structure of West Greenland
  • University of Leicester (SEIS UK), United Kingdom
ZZ (2007-2009) Lithospheric Structure of the Puna Plateau
  • Missouri University of Science & Technology (Missouri S&T), United States of America
XK (1999-2000) Lithospheric Structure and Evolution of the Rocky Mountain Transect
DOI
ZL (2007-2009) Lithospheric Structure and Deformation of the Flat Slab Region of Argentina
  • University of Arizona, United States of America
DOI
9G (2023-2028) Liquiñe-Ofqui Fault System Monitoring Network DOI
YQ (2009-2011) Lincoln Noise Study
  • University of Leicester (SEIS UK), United Kingdom
DOI
XA (2000-2001) LIGO Noise Study DOI
Y1 (2010-2012) Libris
  • Institut des Sciences de la Terre, France
France
7T (2019-2020) LHS
  • China University of Geosciences (CUG CUGB), China
DOI
YX (2013-2015) Lhasa Block Top to Bottom--Lithospheric Evolution of Asia’s Leading Edge
  • Lehigh University, United States of America
7M (1998-1998) LF98
DOI
XB (1966-1972) Leo Brady Seismic Network legacy data
  • Sandia National Laboratories, United States of America
DOI
X5 (2017-2017) Lemon Creek Glacier - UTEP
  • University of Texas at El Paso (UTEP), United States of America
DOI
X5 (2015-2016) Lefkada temporary network
  • University of Patras, Greece
DOI
X9 (2023-2023) Leeds-Blacknest Eskdalemuir distributed acoustic sensing experiment February 2023 DOI
YL (2009-2011) Lau Basin OBS Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
6H (2021-2021) Las Vegas hammer seismic
DOI
2G (2016-2016) Lastarria volcano experiment
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
5A (2020-2020) Large Surface Explosion Coupling Experiment
  • Lawrence Livermore National Laboratory (LLNL), United States of America
DOI
2A (2016-2016) LArge-n Seismic Survey in Oklahoma
DOI
2L (2018-2019) LARGE-MEM
DOI
YK (2022-2022) Large High-Performance Outdoor Shake Table Upgrade Project - Characterization Tests DOI
XF (2000-2001) Laramie Telemetered Broad-band Array
DOI
Z9 (2009-2009) Laramide Landslides
  • USGS University of Washington, United States of America
United States of America
XJ (2009-2009) L' Aquila Aftershock Experiment
DOI
8B (2016-2027) Laptev Sea Rift Seismological Network
  • Alfred Wegener Institute (AWI), Germany
DOI
8G (2021-2022) La Palma 2021 eruption OBS network DOI
YL (2023-2023) Landslide Monitoring via Distributed Acoustic Sensing DOI
XB (1992-1992) Landers Aftershocks
DOI
Z4 (2023-2023) La Laigne post-seismic
  • University of Nantes, France
7A (2008-2008) Lake Toba
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
X2 (2016-2016) Lake Pontchantrain Wind-Wave Monitoring Deployment
  • Colorado State University (CSU), United States of America
7D (2018-2021) Lake-induced earthquakes in Lake Erie
  • University of Michigan, United States of America
DOI
1G (2020-2021) Lake George Seismic Nodal Array DOI
5G (2018-2022) Lake Eyre Basin
DOI
YQ (2024-2025) Lake basin seismic response measurements for Lake Skilak, Alaska
  • USGS
DOI
3M (2023-2023) La Jencia Fault Zone Preliminary data collection
  • NMT
DOI
ZR (2015-2018) Laguna del Maule seismic imaging
  • University of Wisconsin, Madison, United States of America
DOI

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