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Water levels

The Port of Montreal measures water levels using 14 tide gauges between Montreal and Quebec City. The tide gauges are owned, maintained and accurate by the Canadian Hydrographic Service.

To view the marine conditions, refer to the St-Lawrence Global Observatory's website: OGSL.ca

Averages

Montréal Jetée #1 water depth 30 days avg. 1 year avg.
13.06 m 12.76 m 12.49 m
  

Tide Gauges

Tide gauge Depth
Port-Saint-François 13.19 m
Montréal, Rue Frontenac 12.83 m
Lac Saint-Pierre 12.94 m
Trois-Rivières 13.06 m
Montréal, Jetée # 1 12.94 m
Varennes 12.83 m
Contrecoeur (IOC) 12.85 m
Sorel 12.90 m
In light of the particular features of the navigation waterway in the Contrecoeur–Varennes sector, please consult navigational notices by clicking on the link NAVWARN details.
 
 
 
 

Learn more about the water levels

What are the defining features of the Port of Montreal? How are water levels managed? Find out how the Port of Montreal manages the water levels of the St. Lawrence waterway.