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
Beyyurdu Dam Beyyurdu Dam The Beyyurdu Dam is a gravity dam under construction on the Bembo River (an eventual tributary of the Great Zab) in Beyyurdu, Şemdinli district of Hakkâri Province, southeast Turkey. Under contract from Turkey's State Hydraulic Works, Özdoğan Group began construction on the dam in 2008 and a completion date has not been announced. In July 2012 and May 2014 suspected Kurdistan Workers' Party (PKK) militants set fire to equipment at the construction sites of the Beyyurdu Dam and also the Aslandağ Dam which is located upstream. The reported purpose of the dam is water storage and it can