Cheatham Lake is an impoundment of the Cumberland River with 320 miles of shoreline. It is 67.5 miles long and extends from Cheatham Dam through Nashville to Old Hickory Dam. In its upper reaches, the lake generally consists of a deepened river channel, where it is often referred to as Cheatham River.
At Normal Pool Elevation 385 (feet above mean sea level), Cheatham Lake covers 7,450 acres and has 320 miles of shoreline. The Corps of Engineers uses most of the inflow hydropower generation; it does not regulate floodwaters. The estimated average annual energy output is 160,000,000 kilowatt hours.
Cheatham Lake is approximately 40 feet deep at the dam. Cheatham Lake levels are controlled to provide a navigable channel with a minimum depth of 9 feet upstream to Old Hickory Dam. Deeper areas are present along the high bluffs found throughout the lake.
Congress authorized the Cheatham Lock and Dam Project in 1946. The original purpose of this project was to replace three smaller, ... (read more about Cheatham Lake, Tennessee)