Water Levels Forecasts and Temperatures
Water level forecasts and observations, including temperatures, tide and current tables for the central region.
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Services and information
Dams and Hydrology (FR only)
French onlyMinistère de l'Environnement et de la Lutte contre les changements climatiques of Quebec.
Water Level Forecasts Bulletin
Expected minimum water levels in Montréal, Sorel and Trois-Rivières. Average water level on the Lake Ontario and Ottawa river outflow is also available.
Water Temperature
Provides water temperature data for the Montreal, Sorel, Trois-Rivières and Quebec region.
Forecasts for the Estuary and the Gulf of St. Lawrence
Integrated Access to Knowledge and Open Data of the St. Lawrence.
St. Lawrence Seaway Management Corporation
Water levels and environnemental data for the Welland Canal and from Montreal to Lake Ontario.
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