Notice

The National Hydrological Service has experienced delays in resolving issues that are impacting service delivery to clients, partners, and the public. Impacted stations are flagged on our web portal. We apologize for any inconvenience.

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.

What we are doing

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