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
ZX (2011-2014) Gisborne-Mahia Seismic Tremor Array
DOI
ZX (2015-2018) MADAM
  • ENS Paris, France
ZX (2019-2020) Bransfield Strait
  • University of Washington, United States of America
DOI
ZX (2021-2023) Southern Alps Long Skinny Array; Along-fault array for virtual earthquake analysis of the Alpine Fault
  • Victoria University
DOI
ZX (2024-2026) Seismic Network in Under-explored Central Iceland DOI
ZY (1990-2025) Portable Southern California Seismic Networks
ZZ (2002-2005) CYCLADES
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
ZZ (2007-2009) Lithospheric Structure of the Puna Plateau
  • Missouri University of Science & Technology (Missouri S&T), United States of America
ZZ (2010-2010) Seismology Classroom at University of Chicago
  • University of Chicago, United States of America
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
  • Lamont Doherty Earth Observatory, Columbia University (LDEO), United States of America
DOI
ZZ (2013-2014) Virginia seismic experiment
  • USGS National Center/Reston, United States of America
DOI
ZZ (2015-2016) USGS Puerto Rico Trence
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
ZZ (2017-2018) Texas-Geothermal Seismic Exploration and Monitoring Via Ambient Seismic Noise Interferometry
ZZ (2019-2022) Farnsworth Unit Surface Seismic Array
  • New Mexico Tech, United States of America
DOI
ZZ (2023-2023) SAGE 2023 investigations of the Valles Caldera
DOI
ZZ (2024-2024) Cornell Spring 2024 Seismology Class Project
  • Cornell University
DOI

Network Data API

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