Question: What is the largest body of water in Colorado?

Answer: Blue Mesa Reservoir in Gunnison County claims the title of Colorado’s largest body of water, spanning over 9,000 acres and boasting 96 miles of shoreline. The reservoir was created in 1965, when the 390-foot-tall Blue Mesa Dam was built. The state’s largest natural body of water is Grand Lake, which covers about 500 acres and runs 400 feet deep.