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.

Request a new network code

Network Code Network Name Operated By Deployment DOI
NP United States National Strong-Motion Network
  • U.S. Geological Survey
DOI
NQ NetQuakes
  • U.S. Geological Survey
DOI
NR NARS
  • Utrecht University (UU Netherlands)
DOI
NS University of Bergen Seismic Network
DOI
NT USGS Geomagnetism Program
DOI
NU Nicaraguan Seismic Network
DOI
NV NEPTUNE Canada
NW Northwestern University Seismic Network
  • Northwestern University
NX Nanometrics Research Network DOI
NY Yukon-Northwest Seismic Network
  • University of Ottawa (uOttawa Canada)
DOI
NZ New Zealand National Seismograph Network
  • Institute of Geological & Nuclear Sciences Ltd (GNS New Zealand)
O2 Oklahoma Consolidated Temporary Seismic Networks
DOI
OA AusArray Transportable Array
OB Osservatorio Sismico "A. Bina"
OC Observatorio Sismológico CIGEOBIO CONICET
OE Austrian Seismic Network
DOI
OF European Multidisciplinary Seafloor and Water Column Observatory - France
OG Sismalp
  • Observatoire de Grenoble, Grenoble
OH Ohio Seismic Network
  • Ohio Geological Survey
DOI
OK Oklahoma Seismic Network
DOI
OL Cornegliano Laudense Seismic Network DOI
OM Earthquake Monitoring Program of Oman
  • Sultan Qaboos University
ON Rede Sismográfica do Sul e do Sudeste
DOI
OO Ocean Observatories Initiative
  • Rutgers University
DOI
OQ Oklahoma Structural and Site Effects Network
  • Oklahoma State University (OSU USA)
DOI
OS Seismological Observatory, Brasilia Brazil
OT OTRIONS
DOI
OV Observatorio Vulcanológico y Sismológico de Costa Rica
  • Obsercatorio Vulcanológico y Sismológico de Costa Rica, Universidad Nacional (OVSICORI-UNA)
DOI
OX North-East Italy Seismic Network
DOI
OY OGS Mobile LAB
DOI
OZ SRC eqServer
PA ChiriNet
DOI
PB Plate Boundary Observatory Borehole Seismic Network
PC Panama Canal Network
PD Polish Seismic Monitoring Network
  • Polish Academy of Sciences (PAN) Polskiej Akademii Nauk
PE Pennsylvania State Seismic Network
  • Penn State University
DOI
PF Piton de la Fournaise Volcano Observatory Network (Reunion Island)
PG Central Coast Seismic Network, PG&E
  • Pacific Gas and Electric (PG&E)
PH Puna Geothermal Network
  • Duke University
PI PASSCAL Pier Test Data
PK Micro Seismic Monitoring System of Northern Areas of Pakistan
PL Polish Seismological Network
  • Polish Academy of Sciences (PAN) Polskiej Akademii Nauk
PM Portuguese National Seismic Network
  • Instituto Português do Mar e da Atmosfera, I.P. (IPMA)
DOI
PN PEPP-Indiana
  • Indiana University Bloomington (IU Bloomington)
PO Portable Observatories for Lithospheric Analysis and Research Investigating Seismicity
  • Geological Survey of Canada
PP Princeton Earth Physics Program
  • Princeton University
PQ Public Safety Geoscience Program Canadian Research Network
  • Geological Survey of Canada
DOI
PR Puerto Rico Seismic Network & Puerto Rico Strong Motion Program
DOI
PS Pacific21
PT Pacific Tsunami Warning Seismic System
DOI

Network Data API

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