Oahe Dam

The Oahe Dam is a large earthen dam on the Missouri River, just north of Pierre, South Dakota, United States. Begun in 1948 and opened in 1962, the dam creates Lake Oahe, the fourth-largest man-made reservoir in the United States. The reservoir stretches 231 miles up the course of the Missouri to Bismarck, North Dakota. The dam's power plant provides …
The Oahe Dam is a large earthen dam on the Missouri River, just north of Pierre, South Dakota, United States. Begun in 1948 and opened in 1962, the dam creates Lake Oahe, the fourth-largest man-made reservoir in the United States. The reservoir stretches 231 miles up the course of the Missouri to Bismarck, North Dakota. The dam's power plant provides electricity for much of the north-central United States. It is named for the Oahe Indian Mission established among the Lakota Sioux in 1874.
  • Type of dam: Embankment, Rolled-earth fill & shale berms
  • Impounds: Missouri River
  • Height: 245 feet (75 m)
  • Length: 9,360 feet (2,850 m)
  • Width (base): 3,500 feet (1,100 m)
  • Dam volume: 93,122,000 cubic yards (71,197,000 m³)
  • Spillways: 8 50-foot x 23.5-foot tainter gates
Data from: en.wikipedia.org