International Federation of Digital Seismograph Networks

Network Codes

The following network codes are assigned by the FDSN archive (IRIS DMC) to provide uniqueness to seismological data streams.

Request a new network code

Network Code Network Name Operated By Deployment DOI
ZZ (2012-2012) Collaborative Research: Imaging the Cascadia subduction zone - a ship-to-shore opportunity
  • Lamont Doherty Earth Observatory (LDEO), Columbia University
ZZ (2013-2014) Virginia seismic experiment
  • USGS National Center/Reston (United States Geological Survey)
ZZ (2015-2016) USGS Puerto Rico Trence
  • Woods Hole Oceanographic Institution (WHOI)
ZZ (2017-2018) Texas-Geothermal Seismic Exploration and Monitoring Via Ambient Seismic Noise Interferometry
  • Baylor University
ZZ (2019-2022) Farnsworth Unit Surface Seismic Array
  • New Mexico Tech

Network Data API

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