 It was concluded that two drainage events separated by approximately 65 years led to the final drainage of the lake and the formation of the glaciolacustrine Agassiz-Ojibway Basin.Other locations of glaciolacustrine plains include Lake Erie, Saginaw Bay in Lake Huron, and the Lake Superior lake plain.Lake plains caused by tectonic movements, or epeirogeny, constitute another type of lacustrine plain.