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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

  • MKARNS NAV NOTICE SWL 15-24 LOCK CLOSURE JAMES W. TRIMBLE (No. 13) NM 292.8

    James W. Trimble L&D - Due to high flows on the McClellan-Kerr Arkansas River Navigation System, the James W. Trimble Lock (No. 13) NM 292.8 is closed to traffic. The lock will reopen as the flows drop to safe navigation levels.

  • MKARNS NAV NOTICE SWL 15-23 LOCK REOPENED ARTHUR V. ORMOND LOCK (No. 9) NM 176.9

    Arthur V. Ormond L&D - The Arthur V. Ormond Lock (No. 9) NM 176.9 has reopened to Navigation traffic. The lock was closed due to high flows on the McClellan-Kerr Arkansas River Navigation System. The flows have now dropped to safe levels to operate the lock.

  • MKARNS NAV NOTICE SWL 15-22 LOCK REOPENED TOAD SUCK FERRY LOCK (No. 8) NM 155.9

    Toad Suck Ferry L&D - Toad Suck Ferry Lock (No. 8) NM 155.9 has reopened to Navigation traffic. The lock was closed due to high flows on the McClellan-Kerr Arkansas River Navigation System. The flows have now dropped to safe levels to operate the lock.

  • MKARNS NAV NOTICE SWL 15-21 LOCK CLOSURE TOAD SUCK FERRY LOCK (No. 8) NM 155.9

    Toad Suck Ferry L&D - Due to high flows on the McClellan-Kerr Arkansas River Navigation System, the Toad Suck Ferry Lock (No. 8) NM 155.9 is closed to traffic. The lock will reopen as the flows drop to safe navigation levels.

  • MKARNS NAV NOTICE SWL 15-20 Notice of Lock Closure

    ORMOND L&D - Due to high flows on the McClellan-Kerr Arkansas River Navigation System, the Arthur V. Ormond Lock (No 09)NM 176.9 is closed to traffic. The lock will reopen as the flows drop to safe navigation levels.

  • MKARNS NAV NOTICE SWL 15-19 Notice of Safety Zone

    MKARNS - To ensure the safety of life and property during the Riverfest fireworks display in Little Rock, AR, a safety zone will be established by the Coast Guard for the Arkansas River from mile marker 118.8 to mile marker 119.5. The safety zone will be in effect from 9:00 p.m. to 9:30 p.m. on 24 May 2015.

  • MKARNS NAV NOTICE SWL 15-18 LOCKS REOPENED

    MKARNS - The Emmett Sanders Lock (NM 66.0), the Toad Suck Ferry Lock (NM 155.9) and the Arthur V. Ormond Lock (NM 176.9) have reopened to Navigation traffic.

  • MKARNS NAV NOTICE SWL 15-17 LIFTING OF U.S. COAST GUARD SAFETY ZONE NM 119.5 TO 118.0

    MKARNS - Mariners are advised that the U.S. Coast Guard has lifted the safety zone on the Arkansas River between Navigation Miles 119.5 and 118.0. The sunken equipment has been located outside of the channel. A Broadcast Notice to Mariners has been issued to inform vessels of the equipment’s location. Vessels may contact the Coast Guard Sector Lower Mississippi River on VHF-FM Channel 16 for further information.

  • MKARNS NAV NOTICE SWL 15-16 U.S. COAST GUARD SAFETY ZONE NM 119.5 TO 118.0

    MKARNS - Mariners are advised that the U.S. Coast Guard has established a safety zone on the Arkansas River between Navigation Miles 119.5 and 118.0. This zone is between Murray Lock (No. 7) and David D. Terry Lock (No. 6). No vessels may enter or remain within this safety zone unless specifically authorized by the Captain of the Port. Vessels may contact the Coast Guard Sector Lower Mississippi River on VHF-FM Channel 16 for further information.

  • MKARNS NAV NOTICE SWL 15-15 Lock 4 Closure - High Flows

    Emmett Sanders L&D - Due to high flows on the McClellan-Kerr Arkansas River Navigation System, the Emmett Sanders Lock (NM 66.0) is closed to traffic.

river vessel with barges in tow on river

2023 MKARNS Waterway Action Plan
(pdf reader required)

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