History of Bismarck, North Dakota flooding evacuated 1700 citizens in or near the Fox Island and South Port. Much of south Bismarck or south of Bismarck Expressway was flooded or flooding. A similar occurrence also happened in 2011. History of Bismarck, North Dakota Bismarck is the capital of the state of North Dakota, the county seat of Burleigh County, and the second most populous city in North Dakota after Fargo. The city was formed in 1872 as "Edwinton" after Edwin Ferry Johnson, a chief engineer for the Northern Pacific Railway company, when the railroad reached the eastern banks of the Missouri River. The name was
South Dakota Highway 15 South Dakota Highway 15 South Dakota Highway 15 (SD 15) is a state highway in the northeastern part of the U.S. state of South Dakota. It connects Clear Lake, Milbank, and Wilmot. SD 15 originally traveled from the Nebraska state line to the North Dakota state line. It followed what would eventually become U.S. Route 77 (US 77), which had been designated before 1931. Part of its path went north from Wilmot to Sisseton, then north to Hammer, along US 81's former path, west to Claire City, north to the North Dakota state line north of Claire City, where it