Jonesville Lock and Dam

By Anthony Gex | July 23, 2026

Notice Number: 214762
Effective: 07/30/2026 00:00 thru 08/20/2026 06:00 CDT

1. The Jonesville Lock and Dam will be closed to navigation beginning 30 July 2026 to facilitate scheduled maintenance. The lock will remain closed for the duration of the maintenance period.

2. The lock is scheduled to reopen on 20 August 2026, pending completion of the work.

3. Mariners should plan transits accordingly. Updates will be provided if the schedule changes.

//signed//
Ross Buckley, Navigation Unit Chief

Posted in Navigation Notices: Arkansas, White, Ouachita, and Red Rivers