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
9K (2021-2030) Southern Alps Microearthquake Borehole Array DOI
9L (2013-2016) Stanford Geophysics Donor Data Collection DOI
9L (2018-2018) Wellbore integrity investigation using seismic method
DOI
9L (2019-2019) 4-D investigation of the hydrological properties of playas of the Southern High Pains
DOI
9L (2020-2020) Hall Ranch Nodal Seismic Array DOI
9L (2022-2026) Mud volcanoes in SW Taiwan DOI
9M (2016-2016) Node deployment along the intersection of the Denali Fault and Richardson Highway DOI
9M (2018-2018) Dry Alluvium Geology 2
DOI
9M (2019-2021) Mugello Temporary Seismic Deployment
DOI
9M (2022-2022) Sierentz Post-Seismic DOI
9M (2023-2024) Eyre Peninsula Nodal Array DOI
9N (2011-2016) INGV Temporary Seismic Network for Pollino 2011 Sequence DOI
9N (2018-2018) Fibre-optic distributed acoustic sensing, seismological and infrasonic data from Etna DOI
9N (2019-2019) Steamboat Geyser Nodal Experiment 2019
DOI
9N (2020-2020) CO2 containment and monitoring techniques at Crystal Geyser
DOI
9N (2022-2024) Seismic investigation of the Puerto Rico subduction zone: structure, seismic hazard, and hydration of slow-spreading lithosphere
DOI
9O (2019-2020) ASTUTI Costa Rica
DOI
9O (2021-2025) DIVEnet DOI
9P (2015-2018) Horizontal Pressure Gradient Test Deployments DOI
9P (2019-2020) SMARTnet: Armutlu Near Fault Monitoring DOI
9P (2022-2025) GEology of New England via Seismic Imaging Studies
DOI
9Q (2017-2030) DEEP-TEE Phase 2 DOI
9R (2019-2021) East Antarctic International Ice Sheet Traverse seismic network
9R (2022-2023) Investigating the Detachment Fault Cycle at the Mid-Cayman Spreading Center
9R (2024-2024) FROSTQUAKE—Ojos del Salado Seismic Experiment
9S (2012-2030) Temporary deployments in Switzerland associated with landslides DOI
9T (1979-1992) LNN Legacy Explosions Dataset Release
DOI
9T (2019-2023) Stanford DAS-2 Array DOI
9U (2019-2021) GWatt temporary seismic network at UDDGP DOI
9U (2022-2022) Pinos watershed late summer scans
DOI
9U (2023-2023) Silixa-Fairfield Global DAS Month 2023 data DOI
9V (2015-2025) Casey - Davis region
DOI
9W (2020-2030) Belledonne border fault survey
9X (2021-2022) Kamb Ice Stream Outlet Channel DOI
9X (2023-2024) CAREER: A comprehensive seismic investigation to the crust and uppermost mantle beneath the South Pole, East Antarctica
DOI
9Y (2022-2022) High resolution Imaging of the Pedernales Earthquake Rupture zone, Ecuador (HIPER2) DOI
9Y (2023-2023) GEODES Potrillo Volcanic Field Active Nodal Seismic Experiment 2023
DOI
9Y (2024-2027) French Emergency Seismic Network
9Z (2022-2025) Geophysical Observations of Near-Trench Deformation and Oceanographic References
X1 (2004-2005) Development and Testing of a Deep-Water, Acoustically-Linked, Moored- Buoy Seafloor Observatory
X1 (2007-2008) Aysen Chile Aftershock Deployment
X1 (2009-2010) Carbon Sequestration Technical Assessemnt-Pennsylvania
X1 (2011-2012) Byrd Lake Reflection Seismics - Cresis
DOI
X1 (2013-2016) Réunion Hotspot and Upper Mantle Project
DOI
X1 (2017-2018) Upper Geyser Basin Imaging Experiment FALL 2017
DOI
X1 (2019-2019) SAGE investigations of the Valles Caldera
DOI
X1 (2020-2020) MUSE - Myanmar Universities Nodal Seismic Experiments
DOI
X1 (2021-2024) Tour Perret network
DOI
X1 (2025-2025) Mechanical interaction of ocean waves and sea ice observed by DAS, seismometers, and hydrophone
DOI
X2 (2005-2006) NCISP4
DOI

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