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
R v Sault Ste-Marie (City of) R v Sault Ste-Marie (City of) R v Sault Ste-Marie (City of) [1978] 2 SCR 1299 is a Supreme Court of Canada case where the Court defines the three types of offences that exist in Canadian criminal law and further defines the justification for "public welfare" offences. The city of Sault Ste. Marie, Ontario, hired Cherokee Disposal to dispose of the city's waste. The city built a disposal site 20 feet from a stream which, when filled by the disposal company, resulted in waste seeping into the stream. The city was charged with discharging, or permitting to be discharged, refuse