Drainage Basins

Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows drainage basins as well as major lakes and diversions. The map displays the ocean drainage areas along with component river basins and diversion areas for the Arctic, Pacific, Hudson Bay and Atlantic drainage areas.

Data and Resources

Additional Info

Field Value
Last Updated April 17, 2026, 20:19 (UTC)
Created April 17, 2026, 20:19 (UTC)
contact_email geoinfo@nrcan.gc.ca
contact_person {}
criticality_level []
data_dictionary ["inland_waters", "oceans"]
geographic_scope []
open_canada_collection geogratis
open_canada_date_published 1972-01-07 00:00:00
open_canada_keywords {"fr": ["bassin hydrologique", "cours d'eau", "eaux intérieures", "hydrographie", "voie navigable"], "en": ["hydrography", "inland waters", "rivers", "watersheds", "waterways"]}
open_canada_subject ["nature_and_environment"]
sensitivity_level unrestricted
title_fr Bassins hydrographiques
update_frequency as_needed