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
X4 (2023-2023) DAS experiment at Nanjing University Campus (Nanjing, China) DOI
1Q (2018-2018) Darss Sill shallow water OBS Test
6H (2015-2017) Darsser Schwelle
8S (2023-2048) Dark Fiber Horta, Faial, Açores DOI
4A (2010-2011) Darfield RAMP Aftershock Deployment, NZ
DOI
Y7 (2020-2021) DARE: Dense ARray for seismic site effect Estimation DOI
Y4 (2017-2019) DanSeis infrastructure installation project Southern Scandinavia
XV (2025-2028) Danish landslides 2025 DOI
7L (2020-2025) DAMAST (Dams and Seismicity)
X9 (2008-2011) Dallas Earthquake Swarm
DOI
YI (2011-2014) DAFNE
ZZ (2002-2005) CYCLADES
DOI
3X (2022-2022) Curnamona Cube MT & Passive Seismic Array DOI
1F (2009-2009) Curnamona
DOI
ZT (2025-2025) CTEMPs DAS and DTS fiber optic test bed
DOI
XR (2004-2007) CSEDI: Observational and Theoretical Constraints on the Structure and Rotation of the Inner Core
DOI
5H (2013-2016) Crust of the Oman Ophiolite and its Lithosphere
DOI
XT (2003-2005) Crust-Mantle Interactions during Continental Growth and High-Pressure Rock Exhumation at an Oblique Arc-Continent Collision Zone: SE Caribbean Margin
DOI
Y1 (2018-2021) Crust and mantle structure and the expression of extension in the Turkana Depression of Kenya and Ethiopia
DOI
2F (2017-2020) Crust and lithosphere Investigation of the Easternmost expression of the Laramide Orogeny - Pilot Experiment
DOI
YA (1998-2000) Crustal Structure of Coso Geothermal Field, California
DOI
3H (2014-2015) Crustal Seismicity along for the Southern Andes Volcanic Zone
DOI
3E (2015-2015) Crustal Magma Plumbing of the Santorini Volcanic System - Land Component
DOI
1E (2015-2016) Crustal Magma Plumbing of the Santorini Volcanic System
DOI
9H (2022-2026) CRONOS - Croatia/Norway Contribution to AdriaArray Temporary Network
ZD (1996-1997) Crete-TE
ZS (2009-2009) CReSIS Greenland Lake Drainage 2009
DOI
XW (2012-2012) CRESIS Greenland 2012
DOI
YZ (2008-2008) Crater Lake 2008
DOI
4W (2022-2023) Coupling erosion, weathering, and hydrologic function in an active orogenic system
DOI
5J (2024-2025) Coupar Angus To Enochdu Rechargeable Autonomous Nodal Survey DOI
X8 (2011-2011) Coulman High VSP, Antarctica, 2010
DOI
XA (1983-1983) Costa Rica Seismic Experiment
ZX (2005-2007) Costa Rica Poco Sol
XB (2008-2008) Costa Rica Active Source OBS Experiment
7J (2011-2011) Correlating seismic and visual (TLS) signals at Breidamerkurjokull, Iceland
DOI
Y3 (2011-2011) Cornell-USGS Virgina Aftershock iMaging exPeriment
DOI
YU (2019-2026) Cornell University Earth Source Heat seismic network
DOI
ZZ (2024-2024) Cornell Spring 2024 Seismology Class Project
DOI
Z1 (2022-2024) Copper Basin Exploration Science Broadband Seismometer Profile DOI
YK (2000-2002) Coordinated Seismic Experiment in the Azores
XC (1995-1996) Cooperative Project on South Island New Zealand
DOI
2B (2004-2005) Cooperative monitoring of volcanic tremor at Villarrica Volcano, Chile
DOI
6B (2017-2019) Controls on along-strike variations in locked and creeping megathrust behavior at the Hikurangi convergent margin
DOI
2C (2018-2022) COntrol SEISmicity and Manage Induced earthQuakes
DOI
YL (2005-2008) Continental lithospheric deformation along a major strike-slip fault zone: the central North Anatolian Fault Zone, Turkey
DOI
2C (2014-2015) Continental Lithospheric Breakup in East Africa
DOI
YB (2013-2015) Continental Dynamics/Central Anatolian Tectonics: Surface to mantle dynamics during collision to escape
DOI
XL (2002-2007) COnsortium for Arizona Reconnaissance Seismic Experiment
Z4 (2021-2021) Complementing the 2020 Langseth offshore Cascadia survey with a large-N onshore nodal deployment
DOI

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