Red Lake (South Dakota)
| Red Lake | |
|---|---|
| Location | Brule County, South Dakota |
| Coordinates | 43°43′35″N 99°13′31″W / 43.7264°N 99.2252°W |
| Basin countries | United States |
| Surface area | 3,951 acres (15.99 km2) |
| Designated | 1975 |
Red Lake is a body of water in Brule County, South Dakota, United States. It is defined as a prairie pothole. The pothole is located east of the Missouri River, near the population center of Pukwana. Owned by the State of South Dakota, the body of water was listed as a National Natural Landmark in 1975.