International Federation of Digital Seismograph Networks

Network Codes

The following network codes are assigned by the FDSN archive (IRIS DMC) to provide uniqueness to seismological data streams.

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Network Code Network Name Operated By Deployment DOI
N4 Central and Eastern US Network
  • UC San Diego
DOI
NA Caribbean Netherlands Seismic Network
DOI
NB Northeastern Brazil UFRN
  • Universidade Federal do Rio Grande do Norte (UFRN Brazil)
NC USGS Northern California Network
  • USGS Menlo Park
DOI
ND New CaleDonia Broadband Seismic Network
  • Centre IRD de Noumea, Nouvelle-Caledonie
DOI
NE New England Seismic Network
DOI
NF North Fork Valley Seismic Network
  • National Institute for Occupational and Health (NIOSH WA,USA)
NG Reserved for Papua New Guinea Seismic Network
NH Geological Survey of North Rhine - Westphalia
NI North-East Italy Broadband Network
  • OGS (Istituto Nazionale di Oceanografia e di Geofisica Sperimentale) and University of Trieste (OGS & UniTS)
DOI
NJ Nigerian National Network of Seismographi Stations (NNNSS)
  • Centre for Geodesy and Geodynamics (CGG)
DOI
NK Nepal Kathmandu
DOI
NL Netherlands Seismic and Acoustic Network
DOI
NM Cooperative New Madrid Seismic Network
  • Saint Louis University
NN Nevada Seismic Network
DOI
NO Norwegian Seismic Array Network
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 Norwegian National Seismic Network
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)

Network Data API

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