Lake Powell is a large artificial reservoir located on the Colorado River in the United States. It was created by the construction of the Glen Canyon Dam in the 1960s and is situated primarily in Utah and Arizona. The lake covers approximately 161,000 acres and has over 1,900 miles of shoreline, making it one of the largest man-made lakes in the country. The primary purpose of Lake Powell is to provide water storage for irrigation and municipal use, as well as hydroelectric power generation. It is also a popular recreational area, attracting visitors for activities such as boating, fishing, and hiking in the surrounding Glen Canyon National Recreation Area.