International Federation of Digital Seismograph Networks

CN: Canadian National Seismograph Network

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FDSN Network Information

FDSN code CN Network name Canadian National Seismograph Network (CNSN)
Start year 1975 Operated by
  • Natural Resources Canada (NRCAN Canada)
End year - Deployment region

Canadian National Seismograph Network, comprising permanent high gain (short period and broadband) weak motion and low gain strong motion stations in Canada. CN also includes data from the Eastern Canada Telemetered Network (ECTN) and Western Canada Telemetered Network (WCTN) that preceded the CNSN.


Citation Information

Digital Object Identifier (DOI) 10.7914/SN/CN
For more: DataCite ( JSON | XML | BibTeX )

Data Access

Data Availability
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FDSN Web Services provide a common data access API for seismic data.

Availability based on irisws-fedcatalog service.
Full fedcatalog information for this network

Additional Notes NRCan will eventually run its own FDSN web service. Until then, data are streamed to IRIS DMC. Channel-day miniseed files are available at

Stations in this Network