Big Stone Lake

Water type: Artificial lake
Continent: North America
Climate: Continental

Largest tributaries

Big Stone Lake (Dakota: Iŋiȟáŋ Tháŋka Bdé) is a long, narrow freshwater lake and reservoir on the border between western Minnesota and northeastern South Dakota in the United States. The lake covers 12,610 hectares (5,100 ha), stretching 26 miles (42 km) from end to end and averaging around 1 mile (1.6 km) wide. At an elevation of 965 feet (294 m), it is the lowest point in South Dakota. Big Stone Lake is the source of the Minnesota River, which flows 332 miles (534 km) to the Mississippi River.

Visitors are attracted to the lake especially for its fishing: walleye, northern pike, and bluegills are all popular game fish with anglers, and the lake contains over 30 other species. There are 12 public accesses for fishing use. The lake is stocked every two years with 7,000,000 walleye fry.