Notice
The eighteenth release of the HYDAT.mdb and the thirteenth release of Hydat.sqlite3 dated on January 17, 2019 are now available and can be used as standalone products (http://collaboration.cmc.ec.gc.ca/cmc/hydrometrics/www/).
Water Level and Flow
Real-time hydrometric data
Explore real-time water level and flow (discharge) data collected at over 1900 hydrometric stations across Canada.
Historical hydrometric data
Explore historical water level and flow (discharge) data collected at over 7700 hydrometric stations across Canada.
Hydrometric Station and Network Data
Access station and network metadata (such as station name, location, drainage area, data type, gauge type, stream order).
Tools and Downloads
Download freely-available hydrometric data products and hydrological modelling tools.
Partners
Learn about the federal-provincial/territorial and international partnerships of the national hydrometric program.
Resources
Learn about the Water Survey of Canada, and access other websites related to water data or water resource management.
