The Oahe Dam on the Missouri River results in a large reservoir that begins in central South Dakota and continues north into North Dakota. West Bend Recreation Area offers a protected marina with easy boat launching for all watercrafts. There are also a lot services and facilities that accommodate for several land and water activities. Walleye, northern pike, catfish and chinook salmon are primarily stocked in the lake. There is also a $6 day use fee required for each vehicle.