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.

Request a new network code

Network Code Network Name Operated By Deployment DOI
UZ Uzbekistan Digital Seismic Network
UY Observatorio Geofisico del Uruguay
  • Universidad de la Republica
UW Pacific Northwest Seismic Network
  • University of Washington
UV Red Sismológica del Suroccidente Colombiano DOI
UU University of Utah Regional Seismic Network
US United States National Seismic Network
UP Swedish National Seismic Network
  • Uppsala University
UO University of Oregon and Pacific Northwest Seismic Network
  • University of Oregon
UN Uganda National Seismological Network
  • Directorate of Geological Survey and Mines, Uganda (DGSM)
UM University of Montana Seismic Network
  • University Of Montana
UL USGS Low Frequency Geophysical Data Network
  • USGS Menlo Park
UK UK Schools Seismic Network
  • University of Leicester (SEIS UK)
UI North Idaho Seismic Network
  • University of Idaho
UH UH Infrasound Network
UG Unocal Geothermal Northern California Network
  • Unocal Corporation
UE Seismological Network of United Arab Emirates
UD Seismic Network Main Center of Special Monitoring DOI
UC Colima Seismic Network
  • Universidad de Colima (Mexico)
UB University of Zimbabwe 1 DOI
UA Caribbean Andesite Lava Island Precision Seismo-geodetic Observatory
  • University of Arkansas - Fayetteville

Network Data API

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