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 (requires login)
Generate citations for network data

Network Code Network Name Operated By Deployment DOI
NE New England Seismic Network
DOI
7O (2018-2024) New England Seismic Transect
  • Yale University, United States of America
DOI
ZG (2024-2026) New Frontiers in Sound
  • University of Alaska Fairbanks
  • University of Arizona
DOI
8H (2012-2012) New Mexico Coupling of Seismic
SC New Mexico Tech Seismic Network
  • New Mexico Tech, United States of America
DOI
2Q (2020-2024) NEWTON-g gravity imager DOI
6B (2010-2015) New York Canyon EGS
NZ New Zealand National Seismograph Network
  • Institute of Geological & Nuclear Sciences Ltd (GNS), New Zealand
DOI
XM (1994-1994) New Zealand Study
DOI
N1 NGSA Seismic Network DOI
NU Nicaraguan Seismic Network
DOI
YQ (2006-2008) Nicoya Peninsula Seismic Network
  • UC Santa Cruz, United States of America
YZ (2009-2014) Nicoya Seismogenic Zone
  • UC Santa Cruz, United States of America
DOI
LQ Niedersächsischer Erdbebendienst (NED)
NJ Nigerian National Network of Seismographi Stations (NNNSS)
  • Centre for Geodesy and Geodynamics (CGG), Nigeria
DOI
YP (2004-2007) NISD
  • Multimax Inc, United States of America
United States of America
6E (2007-2011) Nisyros network
8J (2019-2019) Nodal Deployment for Alaska Amphibious Community Seismic Experiment
  • University of New Mexico (UNM), United States of America
DOI
7S (2022-2023) Nodal Deployment for the Elgin-Lugoff South Carolina earthquake swarm
  • Georgia Institute of Technology-Georgia Tech (EAS), United States of America
DOI
4E (2020-2021) Nodal seismic experiment at the Berkeley section of the Hayward fault DOI
2A (2023-2023) Nodal Seismometer Deployment at Oak Ridge earthflow near San Jose, CA
  • UC Santa Cruz, United States of America
DOI
Z7 (2024-2024) Nodal Seismometer Deployment at Oak Ridge earthflow near San Jose, CA
  • UC Santa Cruz, United States of America
DOI
ZE (2019-2019) Node deployment along the intersection of the Denali Fault and Parks Highway
DOI
9M (2016-2016) Node deployment along the intersection of the Denali Fault and Richardson Highway DOI
3A (2017-2017) Node deployment in Oaxaca, Mexico following the M8.1 Tehuantepec Earthquake
  • University of Texas at El Paso (UTEP), United States of America
DOI
ZK (2017-2018) Node Soufriere
DOI
ZS (2021-2021) NODESPEGAIROLLES DOI
3K (2021-2021) Noise Field Characterisation at UCD Campus
Z2 (2009-2012) NOISY
  • Stanford University, United States of America
XO (2006-2006) NOISY
  • Stanford University, United States of America
United States of America
ZA (2011-2013) NoMelt
  • Woods Hole Oceanographic Institution (WHOI), United States of America
XA (1993-1993) Non Proliferation Experiment (Chemical Kiloton at NTS)
DOI
3H (2009-2009) Norcia basin (Italy) temporary network
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
NO NORSAR Station Network
DOI
Y5 (2019-2020) North Bay Seismic Experiment (con't from YK 2003-2018)
  • USGS Menlo Park, United States of America
United States of America DOI
YW (2000-2001) North China Experiment 2000-2001
YV (2000-2003) North East Atlantic Tomography
  • University of Leicester (SEIS UK), United Kingdom
NB Northeastern Brazil UFRN
  • Universidade Federal do Rio Grande do Norte (UFRN), Brazil
NI North-East Italy Broadband Network
  • Istituto Nazionale di Oceanografia e di Geofisica Sperimentale, University of Trieste (OGS & UniTS), Italy
DOI
OX North-East Italy Seismic Network
DOI
ZV (2008-2010) Northeast Tibet Plateau Seismic Experiment
  • University of Rhode Island (URI), United States of America
DOI
Z1 (2006-2007) Northeast Tibet Plateu Seismic Experiment: Pilot
  • University of Rhode Island (URI), United States of America
DOI
AR Northern Arizona Network
XY (1997-1998) Northern Baja Transect
DOI
YC (2018-2020) Northern Borneo Orogeny Seismic Survey
DOI
YU (2006-2014) Northern California Delta
  • USGS Menlo Park, United States of America
DOI
ZL (2011-2015) Northern Embayment Lithospheric Experiment
  • University of Memphis, CERI, United States of America
DOI
FN Northern Finland Seismological Network
DOI
YF (2004-2004) Northern IL. aftershock survey
  • University of Memphis, CERI, United States of America
1Q (2019-2021) Northern Lake Abaya Broadband Network
  • Imperial College London, United Kingdom
DOI

Network Data API

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