According to the Tennessee Valley Authority, they hold water back in their tributaries to keep it out of the main river during flooding.
Watch video How the TVA is monitoring lake and river levels across East Tennessee online without registration, duration hours minute second in high quality. This video was added by user WBIR Channel 10 27 September 2024, don't forget to share it with your friends and acquaintances, it has been viewed on our site 4,805 once and liked it 31 people.