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.

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Network Code Network Name Operated By Deployment DOI
4A (2010-2011) Darfield RAMP Aftershock Deployment, NZ
  • University of Wisconsin, Madison, United States of America
DOI
6H (2015-2017) Darsser Schwelle
X4 (2023-2023) DAS experiment at Nanjing University Campus (Nanjing, China)
  • Nanjing University (NJU), China
DOI
9G (2021-2022) DAS La Palma 2021 eruption DOI
YS (2024-2024) DAS monitoring of geohazards and environmental hazards project
  • Penn State University
DOI
YL (2024-2025) DAS testing Black Forest
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
6H (2019-2019) Data Acquisition for 2020 Blind Trial of Surface-based Site Characterization Methods
DOI
ZL (2003-2004) David Glacier 2003-2004
  • Institute of Geological and Nuclear Science (GNS), New Zealand
1P (2022-2027) DB MISS DOI
XU (2005-2005) Deception Island Passive/Active Source
  • University of Washington, United States of America
5L (2022-2022) Deep Crustal Magmatic Structure in the Vicinity of the Pāhala Earthquake Swarm DOI
XO (2010-2010) Deep Fault Drilling Project, Alpine Fault, New Zealand: Whataroa-Wanganui Passive Seismology Experiment 2010
  • Victoria University of Wellington, New Zealand
DOI
YB (2018-2021) Deep Fault Structure Beneath the Mojave from a High Density, Passive Seismic Profile
  • University of Texas at Austin, United States of America
DOI
Z8 (2009-2011) Deep Geothermal HADES seismic array
DOI
2R (2015-2020) Deep Geothermal northern HADES seismic array DOI
Y7 (2011-2012) Deep OCean Test ARray experiment
  • Universitat Potsdam, Germany
X4 (2007-2009) Deep Structure of the Northeastern Tibet Collision Zone: INDEPTH IV
  • Missouri University of Science & Technology (Missouri S&T), United States of America
DOI
XN (2007-2007) Deep Structure of the Nortwaster Tibet Collison Zone
  • Stanford University, United States of America
DOI
X8 (2012-2017) Deep Structure of Three Continental Sutures in Eastern North America
  • Rutgers University, United States of America
DOI
1P (2014-2016) DEEP-TEE Phase 1
DOI
9Q (2017-2030) DEEP-TEE Phase 2 DOI
XZ (2020-2024) DeepTrigger Chile deployment
DOI
6B (2021-2024) DeepTrigger Peru DOI
YH (2021-2023) Defining the Source of the 1886 Earthquake
  • College of Charleston
DOI
9A (2012-2012) Deformation and magmatic modification of a steep continental margin, western Idaho - eastern Oregon
  • Virginia Polytechnic Institute and State University (Virginia Tech), United States of America
DOI
XT (2011-2013) Deformation and Magmatic Modification of a Steep Continental Margin, Western ID-Eastern OR
  • University of Florida, United States of America
DOI
Y3 (2017-2018) Delaware 2017 Aftershock Study
DOI
XK (2016-2016) Delineating preferential flow paths from recharge for water planning and management
  • New Mexico Tech, United States of America
DOI
YM (2002-2003) Denali Fault Aftershocks RAMP
DOI
8T (2023-2027) Denman Glacier System
  • University of Tasmania, Australia
YH (2012-2013) Dense Array for North Anatolia
DOI
6E (2019-2019) Dense nodal deployment at some test sites for the upcoming FaultScan project
  • Scripps Institution of Oceanography (SIO), United States of America
DOI
2R (2022-2023) Dense seismic node Arrays on Montagne Pelée, Martinique DOI
9A (2017-2018) Dense seismic three-component nodal array at the Bud Wellman Ranch
  • UC San Diego, United States of America
DOI
9D (2016-2016) Dense seismic three-component nodal array at the Ramona Reservation
  • UC San Diego, United States of America
DOI
Z8 (2013-2015) Dense Virtual Seismic Array at Pacaya
  • Michigan Technological University (MTU), United States of America
DOI
7S (2019-2021) Dense Westland Arrays Researching Fault Segmentation: What controls earthquake segmentation along New Zealand's Alpine Fault?
DOI
YG (2013-2014) Deployment for the Southern Cook Strait Earthquake Sequence
  • Victoria University of Wellington, New Zealand
DOI
XR (2012-2014) Deployment of a simultaneous broadband gradiometers to quantify the effects of aperture and near-surface geology on gradient-der
  • East Carolina University (ECU), United States of America
DOI
XJ (2018-2027) Deployments associated with OBS deployments in Swiss Lakes
  • Swiss Federal Institute of Technology, Zurich (ETHZ), Switzerland
DOI
ZR (2000-2004) DESERT
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
3B (2008-2013) Desert Peak EGS
Z4 (2006-2008) DESIRE
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
2D (2018-2019) DESTRESS – Demonstration of soft stimulation treatments of geothermal reservoirs
DOI
YG (2019-2019) DESTRESS monitoring network in Iceland
DOI
Y8 (2009-2011) Detection and location of non-volcanic tremor in the New Madrid Seismic Zone
  • University of Memphis, CERI, United States of America
DOI
Z8 (2021-2021) Determination of the deep shear wave velocity structure of Hidden Valley and western Washoe Valley, NV
  • University of Cincinnati
DOI
XO (2020-2020) Determination of the deep shear wave velocity structure of northwestern Washoe Valley
DOI
X5 (2018-2018) Determining the Shear Wave Velocity structure of Shallow Marine Sediments utilizing the MASW method
  • University of North Florida (UNF), United States of America
DOI
X1 (2004-2005) Development and Testing of a Deep-Water, Acoustically-Linked, Moored- Buoy Seafloor Observatory
  • Woods Hole Oceanographic Institution (WHOI), United States of America

Network Data API

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