Lake Oahe "a memorandum and an executive order asking USACE to expedite its consideration of the company’s application for an easement to start construction." The USACE subsequently "withdrew its call for the environmental study." On 7 February 2017, the USACE approved an easement through Lake Oahe. On 9 February 2017, the Cheyenne River Sioux filed the first legal challenge to the easement, citing an 1851 treaty and interference with the religious practices of the tribe. Lake Oahe Lake Oahe (oh-WAH'-hee) is a large reservoir behind Oahe Dam on the Missouri River; it begins in central South Dakota and continues north into North
Norris Dam State Park power, providing cheap electricity and allowing the area to modernize to a considerable extent. The city of Norris, located a few miles south of the dam, was developed as a planned city alongside the dam project. The construction of Norris Dam began on October 1, 1933 and its gates were closed on March 4, 1936. The east section of Norris Dam State Park was developed in the 1930s by the Civilian Conservation Corps as a "demonstration recreational project" of the Tennessee Valley Authority. The CCC built a lodge, several rustic cabins, and an amphitheater. The land was sold to the