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
LN	Los Alamos Seismic Network (LASN)	Los Alamos National Laboratory (LANL), United States of America	United States of America	—
LO	Observatorio Sismológico Politécnico Loyola	Instituto Politecnico Loyola, Dominican Republic		DOI
LP	La Paz, Baja California Sur, Seismic Network	Center for Scientific Research & Higher Education (CICESE), Mexico		DOI
LQ	Niedersächsischer Erdbebendienst (NED)	Landesamt für Bergbau, Energie und Geologie (LBEG), Germany	—	—
LR	Geophysical Research Arrays of Lebanon	Geophysical Research Centre, Lebanon	Lebanon	DOI
LS	Large Aperture Seismic Array (LASA)	None,		—
LT	Timor Leste Seismic Network	Other		DOI
LU	Luxembourg National Seismic Network	European Center for Geodynamics and Sesimology (ECGS), Luxembourg	Luxembourg	DOI
LV	Seismic Data in North West of UK	Liverpool University, United Kingdom	United Kingdom	DOI
LX	University of Lisbon Seismic Network	Instituto Dom Luiz - Faculdade de Ciências da Universidade de Lisboa (IDL), Portugal		DOI
LZ	Zambia Seismic Network	Geological Survey Department of Zambia, Zambia		DOI
M	Generic American Strong Motion Network	Istituto Nazionale di Geofisica e Vulcanologia (INGV), Italy	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, Czechia		DOI
M2	Podere Maiar	Po Valley Operations (PVO), Italy	—	DOI
M3	Milan Railway District	Rete Ferroviaria Italiana (RFI) (RFI), Italy	—	DOI
M8	Australian Semi-Permanent Support Network	Australian National University (ANU), Australia	—	DOI
MA	IZIIS	"Institute of Earthquake Engineering and Engineering Seismology, University "Ss.Cyril and Methodious", UKIM-IZIIS Skopje, R.N.Macedonia" (UKIM-IZIIS), Macedonia	North Macedonia	DOI
MB	Montana Regional Seismic Network	Montana Bureau of Mines and Geology/Montana Tech (MBMG, MT), United States of America		DOI
MC	Montserrat CALIPSO Borehole Network	University of Texas-Arlington, United States of America		—
MD	Moldova Digital Seismic Network	Geological and Seismological Institute of Moldova, Moldova		DOI
ME	Montenegrin Seismic Network	Sector for Seismology, Institute of Hydrometeorology and Seismology of Montenegro (IHMS), Montenegro		DOI
MF	Laboratorio de Ingeniería Sísmica	Universidad de Costa Rica, Costa Rica		DOI
MG	Permanent Seismic Network of Queretaro State, Mexico	Instituto de Geociencias, UNAM (IGc), Mexico		DOI
MH	Mobile Earthquake Recording in Marine Areas by Independent Divers	Princeton University, United States of America	Global	DOI
MI	USGS Northern Mariana Islands Network	USGS Alaska Anchorage, United States of America		DOI
MJ	Mongolian National Network	Institute of Astronomy and Geophysics of Mongolian Academy of Science (IAG), Mongolia	—	DOI
MK	Seismological network of the Republic of North Macedonia	Seismological Observatory at the Faculty of Natural Sciences and Mathematics, Ss. Cyril and Methodius University, Skopje, Republic of Macedonia (SORM), Macedonia	—	DOI
ML	Malta Seismic Network	University of Malta (UM), Malta		DOI
MM	Myanmar National Seismic Network	Department of Meteorology and Hydrology - National Earthquake Data Center (DMH-NEDC), Myanmar		DOI
MN	Mediterranean Very Broadband Seismographic Network	Istituto Nazionale di Geofisica e Vulcanologia (INGV), Italy		DOI
MO	Morocco Seismic Network	Institut National de Géophysique, Rabat (CNRST), Morocco	Morocco	—
MP	Iraqi Seismic Observatory	• Seismological Laboratory of University of Basrah (SLUB) and Laboratory of Seismology and Spatial Data Analysis of University of Baghdad (LSDAUoB), Iraq (SLUB and LSDAUoB), Iraq		DOI
MQ	Martinique Seismic and Volcano Observatory Network	Institut de Physique du Globe de Paris (IPGP), France		DOI
MR	Mauritius Seismic Network	Mauritius Meteorological Services, Mauritius		—
MS	Singapore Seismological Network	Meteorological Service of Singapore, Singapore		—
MT	French Landslide Observatory / OMIV: Permanent seismological records on unstable slopes	Ecole et Observatoire des Sciences de la Terre (EOST), France		DOI
MU	Miami University Seismic Network	Miami University, Ohio, United States of America		—
MV	Montserrat Volcano Observatory	University of the West Indies, Seismic Research Centre, Trinidad and Tobago	Trinidad and Tobago	—
MW	Malawi National Seismic Network	Geological Survey Department of Malawi (GSDM), Malawi		DOI
MX	Mexican National Seismic Network	Universidad Nacional Autónoma de México (UNAM), Mexico		DOI
MY	Malaysian National Seismic Network	Malaysian Meteorological Service, Ministry of Science, Tech and Innovation (MOSTI-MMD-MET), Malaysia		—
MZ	National Seismic Network of Mozambique	Instituto Nacional de Minas (INAMI), Mozambique	—	DOI
N0	North Osetia Regional Seismic Network of the Russian Federation	North Osetia Branch of the Geophysical Survey of the Russian Academy of Sciences, Russian Federation	—	DOI
N1	NGSA Seismic Network	Nigerian Geological Survey Agency (NGSA), Nigeria University of Abuja, Nigeria	—	DOI
N2	N2	Other	—	—
N3	CATACA	Other	—	—
N4	Central and Eastern US Network	Albuquerque Seismological Laboratory/USGS (ASL), United States of America		DOI
N5	Naples Railway District	Rete Ferroviaria Italiana (RFI) (RFI), Italy	—	DOI
N9	N9 - Svalbard Glaciers Surge Monitoring	University of Oslo (UiO), Norway	—	DOI

Network Data API

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