11 Jan 2024

Guntersville Navigation Lock

Guntersville Lock is located at Tennessee River mile 349, nine miles downstream from the city of Guntersville, Alabama.It is 75.3 miles downstream from Nickajack Lock and 74.1 miles above the Wheeler Locks.Lock History Construction of the auxiliary lock began in December 1935 and was put into operation in 1937  by TVA.  Work on the main lock began

11 Jan 2024

Wilson Navigation Lock

Wilson Lock is located in the northwest corner of Alabama.Located at Tennessee River mile 259.4, the lock is 15 miles below the Wheeler Locks and 52.7 miles above Pickwick Lock.It is the highest single lift lock east of the Rocky Mountains with a normal lift of between 93 and 100 feet! Lock History The original project was completed by the Corps