Boundary Lake
For the lake in Yosemite National Park, see Boundary Lake (California).
| Boundary Lake | |
|---|---|
| Location |
Rural Municipality of Morton, Manitoba, Canada Bottineau County, North Dakota, United States |
| Coordinates | 48°59′42″N 100°12′36″W / 48.99500°N 100.21000°WCoordinates: 48°59′42″N 100°12′36″W / 48.99500°N 100.21000°W |
| Basin countries | Canada, United States |
| Surface elevation | 678 m (2,226 ft) |
Boundary Lake is a small lake on the border between Canada and the United States, in the Canadian province of Manitoba and the American state of North Dakota. At 1.1 ha (3 acres) its west island is one of the world's smallest land masses split by an international border.