"North Great Lake" Doesn't Exist—It's Lake Superior

There is no "North Great Lake." The correct name is Lake Superior—the largest, northernmost, and westernmost of the five Laurentian Great Lakes in North America.

Lake Superior Quick Facts

• Surface area: 82,100 km² (31,700 sq mi) – world's largest freshwater lake by area.
• Volume: 12,100 km³ – 3rd largest by volume.
• Max depth: 406 m (1,332 ft).
• Borders: Minnesota, Wisconsin, Michigan (USA); Ontario (Canada).
• Outflow: St. Marys River → Lake Huron.

The Great Lakes system: Superior → Michigan/Huron (hydrologically one) → Erie → Ontario → St. Lawrence River → Atlantic.