| Long Lake | |
|---|---|
| Location | McPherson County, South Dakota |
| Coordinates | 45°50′44″N99°16′04″W / 45.8456754°N 99.2676497°W |
| Basin countries | United States |
| Surface elevation | 1,916 ft (584 m) [1] |
Long Lake is a natural lake in South Dakota, in the United States. [1]
Long Lake was so named on account of the lake's relatively long outline. [2]