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
LA Los Angeles Basin Seismic Network
  • University of Southern California (USC)
—
LB Leo Brady Network
  • Sandia National Laboratories
—
LC LSC (Laboratorio Subterraneo Canfranc)
DOI
LD Lamont-Doherty Cooperative Seismographic Network
  • Lamont Doherty Earth Observatory (LDEO), Columbia University
DOI
LE Erdbebendienst Südwest
DOI
LG OSSERVATORIO SISMICO "LUIGI PALMIERI"
DOI
LI Laser Interferometer Gravitational-Wave Experiment
  • California Institute of Technology (Caltech)
DOI
LK Lunitek Seismic Network
  • Lunitek srl (Italy)
DOI
LL LLNL NTS Network
  • Lawrence Livermore National Laboratory (LLNL)
 United States of America —
LM Michigan State University Seismic Network
  • Michigan State University (MSU, Michigan USA)
DOI
LN Los Alamos Seismic Network (LASN)
  • Los Alamos National Laboratory (LANL, NM)
 United States of America —
LO Observatorio Sismológico Politécnico Loyola
  • Instituto Politecnico Loyola
DOI
LP La Paz, Baja California Sur, Seismic Network
  • CICESE Center for Scientific Research & Higher Education (Mexico)
DOI
LR Geophysical Research Arrays of Lebanon
  • Geophysical Research Centre
 Lebanon DOI
LS Large Aperture Seismic Array (LASA)
  • None
 —
LT Timor Leste Seismic Network
  • Other
DOI
LU Luxembourg Seismic Network Luxembourg —
LV Seismic Data in North West of UK United Kingdom DOI
LX Instituto Dom Luiz (IDL) - Faculdade de Ciencias Universidade de Lisboa
DOI
LZ Zambia Seismic Network
  • Geological Survey Department of Zambia
DOI
M Generic American Strong Motion Network Italy —
M0 Magadan Regional Seismic Network of the Russian Federation
  • Magadan Branch of the Geophysical Survey of the Russian Academy of Sciences
 — DOI
M1 MOravia NETwork
  • Institute of Physics of the Earth Masaryk University (Czech)
DOI
MA Macedonian Seismological Network
  • Macedonia Seismological Observatory (Macedonia)
 Macedonia —
MB Montana Regional Seismic Network
DOI
MC Montserrat CALIPSO Borehole Network
  • University of Texas-Arlington
—
MD Moldova Digital Seismic Network
  • Geological and Seismological Institute of Moldova
DOI
ME Montenegrin Seismic Network
DOI
MF Laboratorio de Ingeniería Sísmica
  • Universidad de Costa Rica
DOI
MG Permanent Seismic Network of Queretaro State, Mexico
DOI
MH Mobile Earthquake Recording in Marine Areas by Independent Divers
  • Princeton University
 Global DOI
MI USGS Northern Mariana Islands Network
  • USGS Alaska Anchorage
DOI
ML Malta Seismic Network
DOI
MM Myanmar National Seismic Network
DOI
MN Mediterranean Very Broadband Seismographic Network
DOI
MO Morocco Seismic Network Morocco —
MP Iraqi Seismic Observatory
  • Seismological Laboratory of University of Basrah (SLUB)
DOI
MQ Martinique Seismic and Volcano Observatory Network
DOI
MR Mauritius Seismic Network
—
MS Singapore Seismological Network
—
MT French Landslide Observatory / OMIV: Permanent seismological records on unstable slopes
  • Ecole et Observatoire des Sciences de la Terre (EOST)
DOI
MU Miami University Seismic Network
  • Miami University (Ohio, USA)
—
MV Montserrat Volcano Observatory Trinidad and Tobago —
MW Malawi National Seismic Network
  • Geological Survey Department of Malawi (GSDM)
DOI
MX Mexican National Seismic Network
DOI
MY Malaysian National Seismic Network
—
N0 North Osetia Regional Seismic Network of the Russian Federation
  • North Osetia Branch of the Geophysical Survey of the Russian Academy of Sciences
 — DOI
N1 NGSA Seismic Network — DOI
N4 Central and Eastern US Network
DOI
NA Caribbean Netherlands Seismic Network
DOI

Network Data API

The network data shown here is also available programmatically through a web service API.