St. Marys River (Michigan–Ontario) St. Marys River (Michigan–Ontario) The St. Marys River (), sometimes written as the St. Mary's River, drains Lake Superior, starting at the end of Whitefish Bay and flowing southeast into Lake Huron, with a fall of . For its entire length it is an international border, separating Michigan in the United States from Ontario, Canada. The twin cities of Sault Ste. Marie, Ontario, and Sault Ste. Marie, Michigan are connected across the St. Marys River by the Sault Ste. Marie International Bridge. The St. Marys Rapids are just below the river's exit from Lake Superior and can be bypassed by
Sault Ste. Marie, Ontario the city's push to be labelled the 'Alternative Energy Capital of North America'. Two other wind farms are proposed for the area: the Goulais wind farm (25 MW) and the Bow Lake wind farm (58 MW), in partnership with the Batchewana First Nation of Ojibways to be built near Montreal River Harbour. Elementa Group has built a pilot waste-to-energy plant in Sault Ste. Marie, and the local Public Utilities Commission collects methane gas from the city's landfill. Sault Ste. Marie is served by Highway 17, which is a segment of the Trans-Canada Highway in the region. The highway connects the