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
X7 (2010-2014) PYRenean Observational Portable Experiment
DOI
XB (2009-2013) Program to Investigate Convective Alboran Sea System Overturn
DOI
XH (2018-2019) PREST in Cuba
DOI
XQ (2012-2014) Pre-Hydrofracking Regional Assessment of Central Carolina Seismicity
DOI
XV (2002-2002) Precambrian Crustal Structure in Western Ohio
DOI
XM (2016-2016) Poroelastic Tomography at Brady Geothermal Field
DOI
XE (2022-2033) Pollino Broad-Band Near Fault Observatory (2022-2033), Southern Italy DOI
XK (2007-2009) POLENET/LAPNET
DOI
X9 (2012-2013) Plate Boundary Evolution and Physics at an Oceanic Transform Fault System
DOI
XQ (2010-2010) Pismo BeachNet United States of America
XW (2016-2016) Pisagua/Iquique Crustal Tomography to Understand the Region of the Earthquake Source - OBSIP OBS Component
DOI
XS (2022-2022) Pinos channel rock drop and rolling experiment
DOI
XA (1990-1990) Piñon Flats Small Aperture Array, High Frequency Array
DOI
XA (1991-1991) Piñon Flats Small Aperture Array, Broadband Triggered Array
DOI
XB (1991-1991) Pinatubo 1991 seismic network DOI
XF (1994-1994) Peninsular Range
DOI
XE (2016-2017) Pedernales
DOI
XD (2011-2013) Passive seismic study of a magma-dominated rift: the Salton Trough
DOI
XK (2011-2011) Passive seismic for geothermal exploration, Fairmont, Montana
DOI
XS (2016-2017) Passive Imaging of the Lithosphere-Asthenosphere Boundary
DOI
XY (2013-2016) PASEIS
XN (2000-2002) Parkfield Passive Seismic Array
DOI
XC (2016-2024) Pantanal, Chaco and Paraná (PCPB) structural studies network
DOI
XA (1987-1988) PANDA -- San Juan, Argentina Experiment
XE (1989-1992) PANDA -- New Madrid Experiment
XC (1993-1993) PANDA -- Hawaii Experiment
XA (2024-2024) Palatino multi-parametric network
XE (2018-2019) Pacific Array - Haxby
XC (2011-2011) Pacaya Tremor
DOI
XO (2011-2015) Ozark Illinois Indiana Kentucky (OIINK) Flexible Array Experiment
DOI
XT (2006-2008) Oregon Array for Teleseismic Study II
XQ (2003-2005) Oregon Array for Teleseismic Study
XC (1994-1994) Olympics
DOI
X7 (2020-2022) Ochtendung fault line
XM (1998-1998) Ocean Seismic Network Exp.
DOI
XC (2012-2014) Observing Pine Island Glacier (PIG) ice shelf deformation and fracture using a GPS and Seismic Network
DOI
XA (1994-1994) Northridge Aftershock Studies
DOI
XL (1995-1996) North Korea Nuclear Site Investigation
DOI
XY (1997-1998) Northern Baja Transect
DOI
XA (1993-1993) Non Proliferation Experiment (Chemical Kiloton at NTS)
DOI
XO (2006-2006) NOISY United States of America
XM (2025-2025) Nodal and DAS deployment on the frozen lake of Sankt Moritz, Switzerland DOI
XM (1994-1994) New Zealand Study
DOI
XQ (2011-2011) NEESR-CR: Topographic Effects in Strong Ground Motion - From Physical and Numerical Modeling to Design
DOI
X2 (2005-2006) NCISP4
DOI
XD (1999-2000) Natural Seismicity Investigation of Active Continental Breakup in the Woodlark Basin
DOI
XG (1995-1996) Nanga Parbat Pakistan, Crustal Reworking During Orogeny: An Active System Himalayan Perspective
DOI
XC (1998-1999) Namibia
DOI
X1 (2020-2020) MUSE - Myanmar Universities Nodal Seismic Experiments
DOI
XW (1997-2001) Multidisciplinary Investigation of the Mountain Building in the Tien Shan
DOI

Network Data API

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