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
OK Oklahoma Seismic Network
DOI
OL Cornegliano Laudense Seismic Network Italy DOI
OM Earthquake Monitoring Program of Oman
  • Sultan Qaboos University, Oman
Oman
ON Rede Sismográfica do Sul e do Sudeste
DOI
OO Ocean Observatories Initiative
  • Rutgers University, United States of America
DOI
OQ Oklahoma Structural and Site Effects Network
  • Oklahoma State University (OSU), United States of America
DOI
OR OR - Reykjavik Energy DOI
OS Seismological Observatory, Brasilia Brazil Brazil
OT OTRIONS
DOI
OU Ulaanbaatar seismic network DOI
OV Observatorio Vulcanológico y Sismológico de Costa Rica
  • Obsercatorio Vulcanológico y Sismológico de Costa Rica, Universidad Nacional (OVSICORI-UNA), Costa Rica
DOI
OW Ocean Networks Canada Onshore Network DOI
OX North-East Italy Seismic Network
DOI
OY OGS Mobile LAB
DOI
OZ SRC eqServer
P1 Porto Corsini DOI
PA ChiriNet
DOI
PB Plate Boundary Observatory Borehole Seismic Network
PC Panama Canal Network Panama
PD Polish Seismic Monitoring Network
  • Polish Academy of Sciences, Polskiej Akademii Nauk (PAN), Poland
Poland
PE Pennsylvania State Seismic Network
  • Penn State University, United States of America
DOI
PF Piton de la Fournaise Volcano Observatory Network (Reunion Island)
DOI
PG Central Coast Seismic Network, PG&E
  • Pacific Gas and Electric (PG&E), United States of America
PH Puna Geothermal Network
  • Duke University, United States of America
United States of America
PI PASSCAL Pier Test Data
PK Micro Seismic Monitoring System of Northern Areas of Pakistan
PL Polish Seismological Network
  • Polish Academy of Sciences, Polskiej Akademii Nauk (PAN), Poland
PM Portuguese National Seismic Network
  • Instituto Português do Mar e da Atmosfera, I.P. (IPMA), Portugal
DOI
PN PEPP-Indiana
  • Indiana University Bloomington (IU Bloomington), United States of America
PO Portable Observatories for Lithospheric Analysis and Research Investigating Seismicity
  • Geological Survey of Canada, Canada
PP Princeton Earth Physics Program
  • Princeton University, United States of America
PQ Public Safety Geoscience Program Canadian Research Network
  • Geological Survey of Canada, Canada
DOI
PR Puerto Rico Seismic Network & Puerto Rico Strong Motion Program
DOI
PS Pacific21
PT Pacific Tsunami Warning Seismic System
DOI
PU INGEMMET Peru
PV Philippine Seismic Network Philippines
PW Pacific Northwest Geodetic Array
  • Central Washington University, United States of America
United States of America DOI
PX Parkfield Experiment Array
  • Duke University, United States of America
United States of America
PY Piñon Flats Observatory Array
DOI
PZ Prince Islands Real-time Earthquake monitoring System
  • GFZ Potsdam, BU-Kandilli, Multiple Countries
DOI
QA Qatar Seismic Network
  • Qatar Civil Aviation Authority, Qatar
Qatar
QC Quake Catcher Network
  • Stanford University, United States of America
QE Equinor DOI
QM Comoros Archipelago Seismic and Volcano Network
DOI
QW Canadian National Earthquake Early Warning System Canada DOI
QX Canadian National Earthquake Early Warning System - Extended Partners DOI
QZ Seismic network of the Seismological Experience and Methodology Expedition CS MES RK
DOI
R1 Romanian Infrasound Network
  • National Institute for Earth Physics (NIEP), Romania
DOI
RA Réseau Accélérométrique Permanent (French Accelerometrique Network)
DOI

Network Data API

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