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
XM (1998-1998) Ocean Seismic Network Exp.
DOI
X7 (2020-2022) Ochtendung fault line
XC (1994-1994) Olympics
DOI
XQ (2003-2005) Oregon Array for Teleseismic Study
  • University of Wisconsin, Madison
XT (2006-2008) Oregon Array for Teleseismic Study II
XO (2011-2015) Ozark Illinois Indiana Kentucky (OIINK) Flexible Array Experiment
  • Indiana University Bloomington (IU Bloomington)
DOI
XC (2011-2011) Pacaya Tremor
  • Michigan Technological University (MTU)
DOI
XE (2018-2019) Pacific Array - Haxby
  • IRIS HQ (DC)
XC (1993-1993) PANDA -- Hawaii Experiment
  • University of Memphis, CERI
XE (1989-1992) PANDA -- New Madrid Experiment
  • University of Memphis, CERI
XA (1987-1988) PANDA -- San Juan, Argentina Experiment
  • University of Memphis, CERI
XC (2016-2025) Pantanal, Chaco and Paraná (PCPB) structural studies network
  • IAG-USP (Institute of Astronomy, Geophysics & Atmospheric Science -Univ. of Sao Paulo)
XN (2000-2002) Parkfield Passive Seismic Array
  • University of Wisconsin, Madison
DOI
XY (2013-2016) PASEIS
  • Penn State University
XS (2016-2017) Passive Imaging of the Lithosphere-Asthenosphere Boundary
  • University of Southampton (UK)
DOI
XK (2011-2011) Passive seismic for geothermal exploration, Fairmont, Montana
DOI
XD (2011-2013) Passive seismic study of a magma-dominated rift: the Salton Trough
  • Stanford University
DOI
XE (2016-2017) Pedernales
DOI
XF (1994-1994) Peninsular Range
DOI
XA (1991-1991) Piñon Flats Small Aperture Array, Broadband Triggered Array
DOI
XA (1990-1990) Piñon Flats Small Aperture Array, High Frequency Array
DOI
XS (2022-2022) Pinos channel rock drop and rolling experiment
  • New Mexico Tech
DOI
XW (2016-2016) Pisagua/Iquique Crustal Tomography to Understand the Region of the Earthquake Source - OBSIP OBS Component
  • IRIS OBSIP (OBSIP)
DOI
XQ (2010-2010) Pismo BeachNet
  • Cuesta Community college
United States of America
X9 (2012-2013) Plate Boundary Evolution and Physics at an Oceanic Transform Fault System
  • Oregon State University (OSU USA)
DOI
XK (2007-2009) POLENET/LAPNET
DOI
XE (2022-2033) Pollino Broad-Band Near Fault Observatory (2022-2033), Southern Italy DOI
XM (2016-2016) Poroelastic Tomography at Brady Geothermal Field
  • University of Wisconsin, Madison
DOI
XV (2002-2002) Precambrian Crustal Structure in Western Ohio
  • Wright State University
DOI
XQ (2012-2014) Pre-Hydrofracking Regional Assessment of Central Carolina Seismicity
DOI
XH (2018-2019) PREST in Cuba
XB (2009-2013) Program to Investigate Convective Alboran Sea System Overturn
  • University of Oregon
DOI
X7 (2010-2014) PYRenean Observational Portable Experiment
DOI
XY (2010-2010) RAMP response for 2010 Chile earthquake
  • University of Florida
DOI
XQ (2015-2016) Rapid response to the Mw 7.9 earthquake of April 25, 2015 in Nepal
  • Oregon State University (OSU USA)
XG (2018-2018) Rattlesnake Ridge 2018
  • University of Oregon
DOI
XF (2008-2008) Red Seismological Experiment Chile
XK (2001-2003) Reflections Under the Scottish Highlands: A Broadband Investigation of Upper Mantle Reflectors in Scotland
DOI
XM (2019-2021) REMPARTS
XC (1988-1989) RESERVED
XJ (1994-1994) RESERVED
XK (1993-1994) RESERVED
XT (2010-2010) Retrieval of reflections from seismic background-noise measurements for geophysical imaging of Fault Systems in Reno, NV
DOI
X1 (2013-2016) Réunion Hotspot and Upper Mantle Project
  • University of Frankfurt
DOI
XK (2004-2006) RISTRA 1.5 -- Colorado Plateau Extension
DOI
XG (1992-1992) Rocky Mountain Front II
DOI
XQ (1999-2000) RUSH-I Reflectors Under Scottish Highlands, phase I
  • University of Bristol (UK)
DOI
X1 (2019-2019) SAGE investigations of the Valles Caldera
  • IRIS PASSCAL Instrument Center @ New Mexico Tech
DOI
XQ (2017-2017) Salt Lake 2017 Land Streamer profiling
DOI
XG (2017-2017) San Bernardino Basin (USGS) - Jan 2017 nodal deployment
  • Louisiana State University
DOI

Network Data API

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