Welcome

This site provides public access to real-time hydrometric data collected at over 1800 locations and access to historical data collected at over 7600 stations (active and discontinued) in Canada. These data are collected under a national program jointly administered under federal-provincial and federal-territorial cost-sharing agreements. It is through partnerships that the Water Survey of Canada program has built a standardized and credible environmental information base for Canada.

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Notice

Twenty first release of the HYDAT.mdb dated on July 17, 2015: http://www.ec.gc.ca/rhc-wsc/default.asp?lang=En&n=9018B5EC-1