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
HA Hellenic Seismological Network, University of Athens, Seismological Laboratory
DOI
XF (2018-2019) Hazard in Tanzanian Rift
DOI
3U (2018-2019) Hawkes Bay SSE experiment DOI
ZF (1999-2001) Hawaii Plume
Z1 (2018-2018) Hawaii Nodal RAPID 2018
DOI
HV Hawaiian Volcano Observatory Network
DOI
XH (2007-2007) Hawaiian South Flank Slow EQ Project
DOI
H2 Hawaii 2 Observatory
HZ Hasting Micro-Seismic Consulting DOI
3D (2014-2016) HART Pisagua Earthquake
DOI
9A (2021-2022) HART-La Palma volcanic eruption DOI
ZB (2010-2015) HARP
2V (2023-2025) Harnessing the Geothermal Potential of Oklahoma Sedimentary Basin
DOI
HW Hanford Washington Seismic Network
9B (2021-2025) Hampton Roads Seismic Monitoring Network DOI
Z2 (2006-2007) HAMNET
9L (2020-2020) Hall Ranch Nodal Seismic Array DOI
Z4 (2024-2027) Halloween Crack DOI
8J (2023-2025) Halden local seismic network DOI
Z2 (2021-2022) Haiti Response 2021 DOI
YB (2010-2010) Haiti Earthquake Aftershock Experiment
DOI
AY Haitian Seismic Network
X2 (2012-2012) Haida Gwaii OBS Experiment Canada
9U (2019-2021) GWatt temporary seismic network at UDDGP DOI
XV (2021-2023) Guyana Aftershock Study Network
ZF (2010-2010) GUMBO: Gulf of Mexico Basin Opening
DOI
XZ (2013-2013) Gulf of Mexico USGS Hydrates
XJ (2011-2011) Gulf of Mexico Hydrates Research Consortium
ZT (2005-2007) Gulf of Guinea Islands United States of America
XA (1979-1979) Gulf of California Oblique Seismic Experiment
DOI
1B (2010-2011) Gulf of Alaska Active Source Experiment
Y9 (2009-2014) Guerrero Gap Experiment (Mexico)
DOI
X4 (2022-2022) Guerrero Gap Active Source Experiment
ZK (2012-2013) Guerrero Coast Experiment Mexico
XN (2024-2024) GUANCHE 2024 OBS network DOI
ZQ (2017-2020) Guagua Pichincha
GL Guadeloupe Seismic and Volcano Observatory Network
DOI
1E (2018-2026) GSC-BCOGC Induced Seismicity Study
ZW (2025-2027) GRuMPS: Greenland Runoff Monitoring from Passive Seismology DOI
2N (2023-2024) Groundwater monitoring in Northern Utah (GNU) from one-year nodal deployment DOI
XQ (1995-1995) Green River Experiment
7T (2023-2025) Greenland SLIDE project: passive seismic network DOI
9F (2024-2025) GreenlandSeismic (GreenlandSeismic) DOI
9F (2023-2023) GreenlandSeismic DOI
GG Greenland Ice Sheet Monitoring Network
DOI
7Q (2023-2023) Greenland Ice Drilling for Climate History; site selection
DOI
3F (2023-2024) GREENest DOI
Y2 (2012-2012) Green County Observation
XU (2014-2015) Greeley Colorado RAMP Deployment 2014
DOI
Z2 (2019-2020) Great Sand Dunes Colorado Earthquake study
DOI

Network Data API

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