Oahe Dam Oahe Dam The Oahe Dam is a large earthen dam on the Missouri River, just north of Pierre, South Dakota, United States. The dam creates Lake Oahe, the fourth largest man-made reservoir in the United States. The reservoir stretches 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. The project provides flood control, Hydropower generation, irrigation, and navigation benefits. Oahe Dam is one of six Missouri River mainstem dams, the next
Mujib Dam Mujib Dam Mujib Dam () is located in Wadi Mujib, between the cities of Madaba and Kerak, in the Madaba Governorate of Jordan. It is a rolled concrete dam with abutments of clay-core rockfill completed in 2004, after six years of construction. Highway 35, part of the historic King's Highway, crosses the crest. The water it impounds is combined with desalinated water piped from brackish wells along the Dead Sea to the west in a reservoir holding 35 million m (1 billion US gallons) which primarily supplies Amman, to the north helping to ease a very stressed national water supply.