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
|Montréal Jetée #1 water depth||30 days avg.||1 year avg.|
|12.72 m||12.78 m||12.50 m|
|Montréal, Jetée # 1||12.25 m|
|Contrecoeur (IOC)||12.38 m|
|Lac Saint-Pierre||12.70 m|