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
UA Caribbean Andesite Lava Island Precision Seismo-geodetic Observatory
  • University of Arkansas - Fayetteville, United States of America
UF Centro de Investigación de Resiliencia y Riesgos Multi-Amenazas DOI
UC Colima Seismic Network
  • Universidad de Colima, Mexico
UI North Idaho Seismic Network
  • University of Idaho, United States of America
UY Observatorio Geofisico del Uruguay
  • Universidad de la Republica, Uruguay
UO Pacific Northwest Seismic Network - University of Oregon
  • University of Oregon, United States of America
UW Pacific Northwest Seismic Network - University of Washington
  • University of Washington, United States of America
UX Red Sismologica del Nororiente Colombiano DOI
UV Red Sismológica del Suroccidente Colombiano
UD Seismic Network Main Center of Special Monitoring
UE Seismological Network of United Arab Emirates United Arab Emirates
UP Swedish National Seismic Network
  • Uppsala University, Sweden
UN Uganda National Seismological Network
  • Directorate of Geological Survey and Mines, Uganda (DGSM), Uganda
Uganda DOI
UH UH Infrasound Network
UR UKArray United Kingdom DOI
UT Ukrainian National Seismic Network
UK UK Schools Seismic Network
  • University of Leicester (SEIS UK), United Kingdom
US United States National Seismic Network
UM University of Montana Seismic Network
  • University Of Montana, United States of America
UU University of Utah Regional Seismic Network
UB University of Zimbabwe 1 Zimbabwe DOI
UG Unocal Geothermal Northern California Network
  • Unocal Corporation, United States of America
United States of America
UQ UNSA Regional Seismic Network
  • Universidad Nacional de San Agustín de Arequipa - UNSA
UL USGS Low Frequency Geophysical Data Network
  • USGS Menlo Park, United States of America
UZ Uzbekistan Digital Seismic Network

Network Data API

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