Drainage Basins

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows ocean drainage areas with component river basins and diversion areas. There are two tables: one gives data on drainage basin areas, the other on major drainage diversions.

Data and Resources

Additional Info

Field Value
Last Updated April 17, 2026, 19:36 (UTC)
Created April 17, 2026, 19:36 (UTC)
contact_email geoinfo@nrcan.gc.ca
contact_person {}
criticality_level []
data_dictionary ["inland_waters"]
geographic_scope []
open_canada_collection geogratis
open_canada_date_published 1985-02-12 00:00:00
open_canada_keywords {"fr": ["bassin hydrologique", "cours d'eau", "hydrographie", "hydrologie", "lac"], "en": ["hydrography", "hydrology", "lakes", "rivers", "watersheds"]}
open_canada_subject ["nature_and_environment"]
sensitivity_level unrestricted
title_fr Bassins hydrographiques
update_frequency as_needed