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
ZY (1990-2025) Portable Southern California Seismic Networks
ZZ (2002-2005) CYCLADES
DOI
ZZ (2007-2009) Lithospheric Structure of the Puna Plateau
ZZ (2010-2010) Seismology Classroom at University of Chicago
DOI
ZZ (2011-2011) Multi-array observations of tectonic tremor in the Anza gap, San Jacinto fault, CA - Phase 1
DOI
ZZ (2012-2012) Collaborative Research: Imaging the Cascadia subduction zone - a ship-to-shore opportunity
DOI
ZZ (2013-2014) Virginia seismic experiment
DOI
ZZ (2015-2016) USGS Puerto Rico Trence
DOI
ZZ (2017-2018) Texas-Geothermal Seismic Exploration and Monitoring Via Ambient Seismic Noise Interferometry
ZZ (2019-2022) Farnsworth Unit Surface Seismic Array
DOI
ZZ (2023-2023) SAGE 2023 investigations of the Valles Caldera
DOI
ZZ (2024-2024) Cornell Spring 2024 Seismology Class Project
DOI
ZZ (2025-2030) DAS data collected by FOSLab and Swiss Seismological Service

Network Data API

The network data shown here is also available programmatically through a web service API.