Conseil international de contrôle du lac Supérieur

Les niveaux de chacun des Grands Lacs, à l’exception du lac Érié, sont actuellement inférieurs aux moyennes mensuelles à long terme. Les niveaux d’eau constatés au printemps et en été dépendront principalement des conditions météorologiques et des apports d’eau printaniers et estivaux.

On Wednesday, August 7, Gates #7 through #15 will be lowered to a setting of 97 cm open, and Gate #16 will be closed. The St. Marys Rapids flow will decrease from approximately 850 to 640 cubic metres per second. The average St. Marys Rapids flow in August is expected to be approximately 684 cubic...

Anglers and other users of the St. Marys Rapids, please be advised that the gates of the Compensating Works at the head of the St. Marys Rapids will be adjusted multiple times in the next 11 days to facilitate underwater inspections of the International Bridge piers. Please take extra caution when...

Anglers and other users of the St. Marys Rapids, please be advised that a higher than customary gate setting continues to be maintained to minimize the impacts of ongoing maintenance at Evolugen’s Clergue hydropower facility in Canada. The International Lake Superior Board of Control (Board) expects...