Lake Mead is located on the border between Arizona and Nevada.

Lake Mead is a large reservoir formed by the Hoover Dam on the Colorado River, and it stretches across both Nevada and Arizona. It is one of the largest reservoirs in the United States and provides water to millions of people in the southwestern U.S. In addition to being a critical water source, Lake Mead is a popular destination for boating, fishing, and other recreational activities, drawing visitors to both Nevada and Arizona.