Nautical charts and services
Nautical charts, navigational products and survey results from the Canadian Hydrographic Service.
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Services and information
Nautical charts and publications
Buy nautical charts and publications, view replaced and withdrawn charts, download commemorative and sample charts.
Data products and surveys
Free 10m & 100m resolution bathymetry, learn about surveys and data, and contribute to the development of S-100 applications and software.
Copyright and licensing
Available copyright agreements, royalty rates, and authorized manufacturers for charts, data, and publications for non-navigational use.
Arctic charting
The Canadian Arctic stretches across northern Canada, from the Beaufort Sea east to Baffin Bay and southwards to 60° north latitude.
Help and information
Frequently asked questions and contact information for the Canadian Hydrographic Service.
Hydrography
Learn about hydrography.
What we are doing
Open data
Publications
Videos
Features
New S-100 Service
Access S-100 subscription service with S-102 Bathymetric Surfaces and S-111 Surface Currents.
Download 2021 Tides Tables
The complete publication of the 2021 Canadian Tide and Current Tables are now available to download for free.
Release of CHS NONNA-10
Access the new CHS NONNA-10 for an improved, more accessible way to see beneath the surface.
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