Understanding Rainy River and Rainy Lake Outflows
Rainy Lake and Namakan Lake are regulated by the International Joint Commission (IJC). Rainy Lake, Namakan Lake, The Seine River together with Lake of the Woods and many other water bodies form the Rainy-Lake of the Woods watershed. For information about how lake levels are controlled, please review these Fact Sheets provided by the IJC.
IJC Fact Sheets