After devastating floods to Idaho farmlands in 1938, the International Joint Commission allowed the dam to be used to raise the level of Kootenay Lake by 2 metres, thus forming a reservoir for flood control and hydro power.
The International Joint Commission allowed the dam to be used to raise the level of Kootenay Lake by 2 metres, thus forming a reservoir for flood control. This was after devastating floods to Idaho farmlands in 1938. The International Joint Commission allowed the dam to be used to raise the level of Kootenay Lake by 2 metres, thus forming a reservoir for hydro power. This was after devastating floods to Idaho farmlands in 1938.