The lock facilities on the Tennessee River are owned by TVA and operated by the U.S. Army Corps of Engineers.
The locks at Nickajack, Guntersville, Wheeler, Wilson, Pickwick, and Kentucky Dams are open for use by recreational and commercial vessels 24 hours a day, 365 days a year during the 2010-2001 navigation season. Call for information about hours of operation at Chickamauga, Fort Loudoun, Melton Hill, and Watts Bar Dams.
The lockmasters may be contacted using either channel 16 on a marine radio or by calling the numbers listed below:
Fort Loudoun Lock
Melton Hill Lock
Watts Bar Lock