There are many rivers in the United States, and they vary greatly in depth. Some of the deepest rivers include the Mississippi River, which has a depth of around 200 feet (61 meters), and the Colorado River, which has a depth of around 1,450 feet (442 meters). There are also several other deep rivers such as the Snake River, which has a depth of around 790 feet (241 meters), and the Columbia River, which has a depth of around 2,700 feet (823 meters).