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
8K (2024-2024) Kilauea and Mauna Loa Rift Zone Imaging 2024
DOI
2Q (2019-2019) Kilauea 2019
DOI
1C (2017-2017) Keweenaw fault imaging and fractured rock characterization projects
DOI
6G (2008-2012) Ketzin Seismic Monitoring Network
DOI
YR (2022-2025) Kerguelen seismic network DOI
ZK (2024-2024) Kauai Test Facility - Missile Launch-(SAND2024-06651O)
DOI
YQ (2003-2003) Katla 2003
Z7 (2017-2017) Kansas and Nebraska Magnetotelluric Time Series (USGS-GGGSC, Kansas 2017 Long Period) DOI
5K (2019-2020) Kamb Ice Stream Outlet Channel
DOI
9X (2021-2022) Kamb Ice Stream Outlet Channel DOI
1W (2022-2022) Kamara Mine Network Continuation Greece
4A (2021-2021) Kamara Mine Network DOI
9G (2018-2020) Kalimantan Temporary Network
DOI
1Z (2023-2024) Kahramanmaras Afterslip 2023-2024, East Anatolian Fault, Turkey
DOI
XI (2025-2025) K3-Matelles
XR (2024-2026) K3-Lez DOI
5C (2018-2025) JuraQuake
ZW (2010-2012) JULS
DOI
3A (2019-2019) JPL Active Source Balloon Infrasound Experiment at EMRTC
DOI
3S (2023-2024) Jotul Vent Field Seismic Network (Knipovich Ridge)
XA (1992-1992) Joshua Tree Aftershock
DOI
XN (2011-2013) joint summer field camp BSU/CSM/Imperial College of London
DOI
XH (2025-2028) Jersey Valley Seismic Array DOI
Z3 (2010-2013) Jemez Pueblo Geothermal Exploration
DOI
5T (2023-2023) JAMSTEC-Muroto DOI
7G (2016-2018) Jailolo network, West Halmahera - Indonesia
DOI
ZI (1999-1999) Izmit Germany
XK (2017-2019) Ivrea - AlpArray Complementary Experiment
DOI
4B (2019-2020) iTarg3T
DOI
ZQ (2023-2023) Istanbul IRIS DASMonth DOI
XH (2000-2000) ISSA2000 Germany
ZP (1999-2001) ISSA
1D (2012-2013) ISOLDE
1O (2022-2025) ISMENET - ISMEtpasa seismic NETwork DOI
3E (2022-2024) Islands of the Four Mountains 2022-23 DOI
Y2 (2015-2016) Islands of the Four Mountains 2015-16
DOI
X9 (2024-2024) Isla Navarino Phased Array
DOI
1M (2003-2015) Irish Seismological Lithospheric Experi­ment / Irish Seismological Upper Mantle Experiment DOI
X5 (2021-2021) Irish Sea OBSs deployment experiment
YW (2016-2016) IRIS Community Wavefield Experiment in Oklahoma
DOI
XN (1996-1996) Irian Jaya RAMP
DOI
5T (2010-2022) Ireland Array DOI
8A (2008-2009) IPY: Stability of Larsen C Ice Shelf in a Warming Climate
DOI
9C (2007-2008) IPY Project "Continental Margin" DOI
YT (2007-2025) IPY POLENET-Antarctica: Investigating links between geodynamics and ice sheets
DOI
ZN (2013-2013) Investigation of subglacial hydrologic seismic signals, Breidamerkurjokull Glacier, Iceland- a WISSARD test case
DOI
XV (2011-2013) INVESTIGATION OF SOURCES OF INTRAPLATE VOLCANISM USING PASSCAL BROADBAND INSTRUMENTS IN MADAGASCAR, THE COMORES, AND MOZAMBIQUE
DOI
ZI (2016-2017) Investigation of crustal structure of the Matador Arch, testing of short period vs long period receiver function
DOI
YK (2003-2018) Investigation of Crustal Structure and Site Response in the San Francisco North Bay
DOI
7P (2018-2020) Investigating West Texas Seismicity and Structure with Dense Geophone Arrays DOI

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