National Hydrometric Network Basin Polygons
The prerelease V.2 (2022-06-17) of national hydrometric network basin polygons has been published on https://collaboration.cmc.ec.gc.ca/cmc/hydrometrics/www/HydrometricNetworkBasinPolygons/. This prerelease version of the dataset contains drainage area polygons for over 7300 of the 7896 active and discontinued stations. The prerelease version will continue to be updated as new polygons are added and errors are corrected. Please do not hesitate to contact us to report any errors in the data or to provide comments. We can be reached at https://wateroffice.ec.gc.ca/contactus/contact_us_e.html
Water Level and Flow
Explore real-time water level and flow (discharge) data collected at over 1900 hydrometric stations across Canada.
Explore historical water level and flow (discharge) data collected at over 7700 hydrometric stations across Canada.
Access station and network metadata (such as station name, location, drainage area, data type, gauge type, stream order).
Download freely-available hydrometric data products and hydrological modelling tools.
Learn about the federal-provincial/territorial and international partnerships of the national hydrometric program.
Learn about the Water Survey of Canada, and access other websites related to water data or water resource management.
What we are doing
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