Streamflow

Contained within the 5th Edition (1995) of the Atlas of Canada is a sheet with four maps. The first map shows the average annual river flow for major rivers and has adjacent graphs showing average monthly runoff for 14 selected rivers. The map is coloured by oceanic drainage areas and also shows major drainage divides and diversions. The other three maps are 1:30 000 000 inset maps of Canada: average annual 7-day low flow, average annual peak flow, and average annual runoff. Summary table for drainage areas.

Data and Resources

Additional Info

Field Value
Last Updated January 16, 2026, 20:44 (UTC)
Created January 16, 2026, 20:44 (UTC)
contains_pii non
crisis_categories Fortes pluies
criticality_level Faible
data_formats JPG; PDF
fair_openness Level 2 - Machine-readable
geographic_scope Canada
sensitivity_level Faible
source_inventaire Inventaire_W
source_url https://open.canada.ca/data/en/dataset/0759d684-5a6a-5a7b-9b7d-e09e7dbe1f9a
subject nature_and_environment
update_frequency as_needed
year_most_recent 2022-03-14 19:31:29.001000
year_start 2016-09-24 01:08:54.631000