The Oahe Dam (/ oʊ ˈ ɑː h iː /) 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 Oahe Dam Visitor Center is located on the eastern crest of the dam along Highway 1804. Displays provide information about the natural and cultural history of the area and highlight...

It's one of the largest constructed reservoirs in the United States, measuring 231 miles connecting the capital cities of South Dakota and North Dakota. Oahe Downstream is one of the South Dakota state parks that offers the opportunity for visitors to see the majestic bald eagle.

Oahe Dam is located near Pierre, S.D. at River Mile 1,072.3. The first of the power house’s seven 89,500-kilovolt generators was put into operation in March 1962. On August 17, 1962,...

Hydropower at Oahe Oahe Dam’s layout is unique in that the power house is on the left bank, the outlet works on the right bank, and the spillway is one mile beyond the outlet works. The...

Lake Oahe (/ oʊ ˈ w ɑː. h iː /) is a large reservoir behind the Oahe Dam on the Missouri River; it begins in central South Dakota and continues north into North Dakota in the United States. The lake has an area of 370,000 acres (1,500 km 2 ) and a maximum depth of 205 ft (62 m). [ 1 ]

Sep 8, 2008 · OAHE DAM is located in central South Dakota 1,123 miles above the mouth of the Missouri River and 6 miles northwest of Pierre, the capital of the state. The reservoir created by the Dam extends approximately 250 river miles upstream, to within a …

Oahe Dam (1948–62)—a power, irrigation, recreation, and flood-control project 5 miles (8 km) north of Pierre—has impounded the 231-mile (372-km) Lake Oahe along the Missouri River between Pierre and Bismarck, North Dakota.

Explore Lake Oahe in South Dakota with Recreation.gov. Oahe Dam, SD takes its name from the Oahe Indian Mission established among the Lakota Sioux Indians in 1874. Lake Oahe extends from Pierre, SD to Bismarck, ND.

Mar 4, 2015 · When it was built, Oahe Dam was the second largest rolled-earth dam in the world. It's reservoir created the 4th largest reservoir in the United States. Learn more about Oahe and the other dams on the Missouri River in this SDPB documentary, which focuses on the record-breaking Missouri River floods of 2011.