Lake Oahe 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 Dakota in the United States. The lake has an area of and a maximum depth of . By volume, it is the fourth-largest reservoir in the US. Lake Oahe has a length of approximately and has a shoreline of . 51 recreation areas are located along Lake Oahe, and 1.5 million people visit the reservoir every year. The lake is named for the 1874 Oahe Indian Mission. Lake Oahe begins just north of
Beaver Dam, Arizona colder latitudes seeking temperate winter temperatures) during the winter months. Beaver Dam has been featured as a filming location for a few movies and television shows. Beaver Dam, Arizona Beaver Dam is an unincorporated community in Mohave County located in the extreme northwestern corner of the U.S. state of Arizona, settled in 1863. It is located along Interstate 15 approximately 10 miles northeast of Mesquite, Nevada. Beaver Dam is located in the 86432 zip code, which had a population of 3,933 as of the 2010 census. The site of Beaver Dam was located along the pack horse route of the