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
UA Caribbean Andesite Lava Island Precision Seismo-geodetic Observatory
  • University of Arkansas - Fayetteville
YU (2016-2018) Caribbean-Merida Andes Experiment
  • Rice University
United States of America DOI
NA Caribbean Netherlands Seismic Network Caribbean Netherlands DOI
CU Caribbean USGS Network Caribbean region DOI
DT Carnegie Analog Broadband Seismograph Network Global DOI
YG (2005-2007) Carpathian Basins Project Regional Array
  • University of Leeds (UK)
United Kingdom
CC Cascade Chain Volcano Monitoring United States of America DOI
XH (2005-2006) Cascade Tiltmeter Array
  • Central Washington University
United States of America
XG (2009-2011) Cascadia Array of Arrays
  • University of Washington
United States of America DOI
5E (2014-2015) Cascadia Initiative
  • Oregon State University (OSU USA)
United States of America DOI
7D (2011-2017) Cascadia Initiative Community Experiment - OBS Component
  • IRIS HQ (DC)
United States of America DOI
7A (2010-2011) Cascadia- Keck
  • Woods Hole Oceanographic Institution (WHOI)
United States of America
XZ (1993-1994) Cascadia/SEED reformat
  • Arizona State University
United States of America
5F (2010-2011) CASE-IPY
  • University of Strasbourg (Unistra)
7F (2015-2018) Casey - Davis region
  • University of Tasmania
6J (2013-2016) CASSAT_FR France
CA Catalan Seismic Network Catalonia DOI
7A (2019-2019) CATENA Germany
CS Caucusus Array
  • Lamont Doherty Earth Observatory (LDEO), Columbia University
Russian Federation
YB (2004-2004) Cavola a Broadband Dense Array on a Landslide Italy DOI
CY Cayman Islands
  • Cayman Islands Government
Cayman Islands
RD CEA/DASE Seismic Network
  • Departement d'Analyse et Surveillance de l'Environnement du CEA
French Polynesia DOI
ZS (2002-2005) CENMOVE
  • GEOFON Program (GFZ-Potsdam, Germany)
8X (2016-2019) Central Adriatic Seismic Experiment
  • ETHZ (Swiss Federal Institute of Technology, Zurich Switzerland)
ZG (2010-2012) Central Andean Uplift and the Geodynamics of the High Topography
  • University of Arizona
United States of America DOI
N4 Central and Eastern US Network
  • UC San Diego
United States of America DOI
C3 Central and East European Earthquake Research Network Austria DOI
7F (2010-2012) Central Arkansas Induced Eathquakes 2010-2011
  • University of Memphis, CERI
United States of America
KC Central Asian Seismic Network of CAIAG Central Asia DOI
ZJ (2006-2010) Central China Broadband Experiment
  • Multimax Inc (MD USA)
United States of America
PG Central Coast Seismic Network, PG&E
  • Pacific Gas and Electric (PG&E)
United States of America
XL (2012-2016) Central Mongolia Seismic Experiment
  • Lehigh University
United States of America DOI
YM (2000-2001) Central North Island Passive Seismic Exp
  • None
ZO (2017-2017) Central Oregon Dense 3C Node Transect United States of America DOI
XA (2008-2009) Central Oregon Locked Zone Array, Monitoring seismicity associated with a possible asperity on the Cascadia megathrust
  • Oregon State University (OSU USA)
United States of America DOI
1H (2012-2020) Central Otago Seismic Array
  • Victoria University of Wellington
New Zealand DOI
AQ Central Queensland Seismic Network Australia DOI
5H (2017-2019) Central Virginia and South Carolina seismic monitoring experiment
  • Virginia Polytechnic Institute and State University (VPI&SU or Virginia Tech)
United States of America DOI
YB (2000-2001) Central Zagros 2001 transect France DOI
3A (2016-2016) Centro di microzonazione sismica Network, 2016 Central Italy seismic sequence
Italy DOI
DR Centro Nacional de Sismologia
  • National Seismological Centre of Autonomous University of Santo Domingo (CNS-UASD)
Dominican Republic DOI
TI Centro Sismologico de America Central
  • Universidad de Costa Rica
Costa Rica
ET CERI Southern Appalachian Seismic Network
  • University of Memphis, CERI
United States of America
C4 CERN Seismic Network Multiple Countries
ZQ (2004-2005) Cerro Blanco
  • GEOFON Program (GFZ-Potsdam, Germany)
DS CGS National broadband Seismic Network
  • National Earthquake Engineering Research Center (CGS)
Algeria DOI
Z8 (2016-2017) Champ Captant Lyon France
ZA (1995-1995) Chicxulub CP
  • GEOFON Program (GFZ-Potsdam, Germany)
XK (1996-1996) Chicxulub Impact Crater, Yucatan
  • 201-250 of 1725 networks

Network Data API

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