Lake Vermillion (South Dakota)

Lake Vermillion
Southwestern portion of Lake Vermillion
Location	McCook County, South Dakota
Coordinates	43°36′25″N 97°10′12″W / 43.607°N 97.170°W / 43.607; -97.170Coordinates: 43°36′25″N 97°10′12″W / 43.607°N 97.170°W / 43.607; -97.170
Type	artificial lake
Primary inflows	East Fork of the Vermillion River
Primary outflows	East Fork of the Vermillion River
Basin countries	United States
Surface area	512 acres (207 ha)
Max. depth	23 ft (7.0 m)

Lake Vermillion is an artificial lake in McCook County, South Dakota, about six miles east of Canistota, or eight miles south of Montrose. The lake is formed by a dam on the East Fork of the Vermillion River. It is located within a South Dakota Recreation Area.

The dam impounding the lake's waters was constructed in 1958. The lake is popular with swimmers, boaters, and fishermen, and is known to contain Walleye, Northern pike, Crappie, and Bluegill.