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Navigation Notices

Points of Contact

Navigation & Maintenance
(501) 324-5739

Reservoir Control
(501) 324-6237 

Pine Bluff Project Office
(870) 534-0451

Russellville Project Office
(479) 968-5008

Montgomery Pt L&D 
(870) 548-3400

Norrell Lock
(870) 548-2796

Lock No. 2
(870) 548-2791

Joe Hardin Lock
(870) 479-3164

Emmett Sanders Lock
(870) 534-2127

Col Charles D. Maynard Lock
(501) 842-2761

David D. Terry Lock
(501) 961-9281

Murray Lock
(501) 663-1997

Toad Suck Ferry Lock
(501) 327-0853

Arthur V. Ormond Lock
(501) 354-8402

Dardanelle Lock
(479) 890-4987

Ozark-Jeta Taylor Lock
(479) 667-2120

James W. Trimble Lock
(479) 452-0488

Navigation Notices

Results:
Archive: February, 2025
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  • MKARNS Nav Notice No. SWL 25-14 Lock 3 Unscheduled Closure

    Due to issues with the Tainter valve equipment, Joe Hardin Lock (No. 3) NM 50.2 is currently closed to traffic. Crews are onsite and will have the Lock reopened as soon as the repairs are completed. A subsequent Navigation Notice will be issued once the Lock has been opened to traffic.

  • MKARNS Nav Notice No. SWL 25-13 Lock 3 Intermittent Delays 

    Mariners should expect to experience intermittent delays at Joe Hardin Lock (No. 3) NM 50.2 on February 27, 2025, between the hours of 6:00 a.m. and 6:00 p.m. The intermittent delays are required to facilitate work on the hydraulic system.

  • MKARNS Nav Notice No. SWL 25-12 Lock 4 Closure

    Mariners are advised that Emmett Sanders (No. 4) NM 66.0 will be closed to traffic beginning at 8:00 a.m. until 4:00 p.m. on February 26, 2025. The lock closure is required to facilitate ongoing work on the hydraulic system.

  • MKARNS Nav Notice No. SWL 25-11 Lock 9 Tow Haulage Planned Outage

    The tow haulage equipment at Ormond Lock (No. 9) NM 176.9 will be taken out of service beginning February 15, 2025, to facilitate required work on the lock shelters. Double cut tows will have to be locked the conventional way (without the use of tow haulage). A follow up notice will be distributed when the tow haulage equipment is back in service.

  • MKARNS Nav Notice No. SWL 25-10 Lock 10 Intermittent Delays

    Mariners should expect to experience intermittent delays at Dardanelle Lock (No. 10) NM 205.5 on February 6, 2025 between the hours of 7:00 a.m. and 5:30 p.m. daily. The intermittent delays are required to facilitate an underwater ROV inspection of the upstream river wall.

  • MKARNS Nav Notice No. SWL 25-09 Lock 3 Closure

    Mariners are advised that Joe Hardin Lock (No. 3) NM 50.2 will be closed to traffic beginning at 7:00 a.m. until 4:00 p.m. on February 12, 2025. The lock closure is required to facilitate ongoing work on the hydraulic system.

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2023 MKARNS Waterway Action Plan
(pdf reader required)

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