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
XB (1966-1972) Leo Brady Seismic Network legacy data
DOI
2Q (2017-2018) Lerma Valley Ring Installation of Seismometers DOI
7M (1998-1998) LF98
DOI
YX (2013-2015) Lhasa Block Top to Bottom--Lithospheric Evolution of Asia’s Leading Edge
7T (2019-2020) LHS DOI
Y1 (2010-2012) Libris France
XA (2000-2001) LIGO Noise Study DOI
YQ (2009-2011) Lincoln Noise Study
DOI
9G (2023-2028) Liquiñe-Ofqui Fault System Monitoring Network DOI
6C (2024-2024) Listening for sediment transport and river ice dynamics in Arctic Rivers - Year 2
DOI
ZL (2007-2009) Lithospheric Structure and Deformation of the Flat Slab Region of Argentina
DOI
XK (1999-2000) Lithospheric Structure and Evolution of the Rocky Mountain Transect
DOI
ZZ (2007-2009) Lithospheric Structure of the Puna Plateau
ZN (2006-2007) Lithospheric structure of West Greenland
XW (2015-2015) Llaima volcano DOI
LL LLNL NTS Network United States of America
9T (1979-1992) LNN Legacy Explosions Dataset Release
DOI
9A (2010-2011) Loihi Seismicity
DOI
8M (2019-2020) Loki Castle
DOI
1L (2017-2018) Loki Castle Hydrothermal in-situ Experiments and Seismology Surveys
DOI
LF Longanesi Network DOI
XI (2014-2014) Long Beach Broadband or LA Syncline Seismic Interferometry Experiment
DOI
2F (2012-2013) LONGMEN
DOI
4O (2018-2020) Longmen P
DOI
1D (2023-2043) Longterm monitoring of swarm earthquakes in the western Eger rift DOI
1J (1996-2016) Long Valley Caldera Full Waveform Tomography
LN Los Alamos Seismic Network (LASN) United States of America
6J (2019-2020) Los Angeles Basin Seismic Experiment
DOI
4M (2018-2019) Los Angeles Basin Seismic Experiment
DOI
LA Los Angeles Basin Seismic Network
XN (1998-1999) Los Angeles Region Seismic Experiment -- Passive Phase
DOI
6G (2017-2018) Los Humeros
DOI
7Z (2023-2025) Lower St Lawrence Ocean Bottom Experiment DOI
XD (1989-1989) Low Frequency Acoustic Seismic Experiment
DOI
LC LSC (Laboratorio Subterraneo Canfranc)
DOI
8C (2007-2016) Lucky Strike OBS Network
7X (2022-2023) LU contribution to _EIFEL-LNX DOI
LK Lunitek Seismic Network
DOI
Z2 (2013-2013) Luther OK
5D (2009-2020) LuxBB Germany
LU Luxembourg National Seismic Network Luxembourg DOI
3C (2019-2021) M5 Le Teil 20191111 PostSeismic
DOI
ZO (2020-2020) Machachi
7M (2025-2025) MACIV nodal Arrays
XF (2024-2027) MACIV profiles (Multiscale seismic imaging of Massif Central) DOI
3F (2020-2022) Macquarie Ridge DOI
ZX (2015-2018) MADAM
M0 Magadan Regional Seismic Network of the Russian Federation DOI
XJ (2013-2015) Magadi-Natron Magmatic Rifting Studies
DOI
XB (2003-2004) Magdalena Ridge Observatory site noise study
DOI

Network Data API

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