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
SK Slovak National Seismic Network
DOI
T4 Canakkale Onsekiz Mart University Earthquake Research Center
WK Wake Island Hydrophone Array United States of America
X1 (2011-2012) Byrd Lake Reflection Seismics - Cresis
DOI
X2 (2016-2016) Lake Pontchantrain Wind-Wave Monitoring Deployment
X2 (2020-2022) High Resolution Imaging of the Pedernales Earthquake Rupture zone
DOI
X3 (2007-2011) Understanding the current thinning and accelerration of the Jakobshavns Isbrae, Greenland
DOI
X5 (2023-2025) Auckland-Hauraki Node Array DOI
X6 (2014-2016) Homestake Gold Mine Three-dimensional, Broadband Array
DOI
X8 (2007-2010) Studies of Earthquakes & Rapid Motions of Ice United States of America
X9 (2008-2011) Dallas Earthquake Swarm
DOI
XA (2011-2011) Using Fault-Zone Trapped Waves to Document Subsuface Rock Damage Caused by the M6.3 Earthquake in Ne
DOI
XC (1977-1977) Blake-Bahama Oblique Seismic Experiment United States of America DOI
XC (2003-2005) Geodynamics of the Tibetan Plateau and the Origin of Great Earthquakes in Western China United States of America
XD (1999-2000) Natural Seismicity Investigation of Active Continental Breakup in the Woodlark Basin
DOI
XD (2020-2025) Earthquakes_IINGENUNAM_DEV
DOI
XE (2020-2020) High Resolution Imaging of the Pedernales Earthquake Rupture Zone - Nodes
DOI
XF (1995-1996) Antarctic Microearthquake Project, Monitoring of Ice Stream C, West Antarctica
DOI
XF (2021-2022) High Resolution Imaging of the Pedernales Earthquake Rupture Zone - Broadbands
DOI
XG (1995-1996) Nanga Parbat Pakistan, Crustal Reworking During Orogeny: An Active System Himalayan Perspective
DOI
XG (2018-2018) Rattlesnake Ridge 2018
DOI
XJ (2000-2001) Eastern Snake River Plain Experiment, Shear-wave Splitting in the Snake River Plain
DOI
XJ (2018-2027) Deployments associated with OBS deployments in Swiss Lakes
DOI
XL (1999-2001) San Francisco/Oakland Dense Array 2000
DOI
XM (2011-2011) Broadband recording at the site of great earthquake rupture in the Alaska Megathrust
DOI
XM (2025-2025) Nodal and DAS deployment on the frozen lake of Sankt Moritz, Switzerland DOI
XN (2015-2021) Gorkha Earthquake 2015
DOI
XP (2020-2021) Aftershock deployment for Stanley, ID earthquake 2020
DOI
XQ (2015-2016) Rapid response to the Mw 7.9 earthquake of April 25, 2015 in Nepal
XQ (2017-2017) Salt Lake 2017 Land Streamer profiling
DOI
XR (2023-2023) Exploring the potential of geophones for quantifying bedload tranpsort and river ice break up in the Canning River, Alaska
DOI
XS (2010-2011) Maule Earthquake (Chile) Aftershock Experiment
DOI
XU (2004-2004) Experiment 0413 Central Walker Lane aka 2004 Idaho-Nevada-California Transect DOI
XW (2003-2006) Siple Coast Antarctica, Microearthquake Project
XW (2016-2016) Pisagua/Iquique Crustal Tomography to Understand the Region of the Earthquake Source - OBSIP OBS Component
DOI
XY (2010-2010) RAMP response for 2010 Chile earthquake
DOI
XY (2011-2012) Experiment to Determine Hypocenters and Focal Mechanisms of Earthquakes Occurring in Association with Imaged Faults Near Summeville, South Carolina
DOI
XZ (2001-2001) Spokane WA Earthquake Swarm
DOI
XZ (2015-2015) Measuring ambient noise of ocean breakers
DOI
Y2 (2017-2021) REMAKE-PUNA
DOI
Y6 (2006-2012) Behavior of supraglacial lakes and their role in outlet glacier dynamics and mass balance of the Greenland Ice Sheet
DOI
Y6 (2018-2018) Yellowstone Lake Microseism 2018
DOI
Y7 (2016-2019) Acquisition of aftershock sequence of the 2016 M5.6 Sooner Lake Earthquake
DOI
Y8 (2007-2007) MDS-AKA Kirkland and MDS
Y8 (2016-2021) Monitoring Entiat Earthquakes in Chelan County, Washington
DOI
YA (2012-2013) Dynamics of the Lake Kivu System
DOI
YB (2007-2007) Trichonis Lake network
DOI
YB (2010-2010) Haiti Earthquake Aftershock Experiment
DOI
YG (2010-2010) San Andreas Virtual Earthquake Experiment Los Angeles
YG (2013-2014) Deployment for the Southern Cook Strait Earthquake Sequence
DOI

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