Washington : Government Printing Office
|Public Law 90-270||Lake Oahe, N. Dak-S. Dak. Designation.|
Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the Oahe Reservoir on the Missouri River in the States of North Dakota and South Dakota shall be known and designated hereafter as Lake Oahe in honor of the Indian people who inhabited the great Missouri River Basin. Any law, regulation, document, or record of the United States in which such reservoir is referred to by any other name shall be held and considered to refer to such reservoir by the name of Lake Oahe.
Approved, March 21, 1968.