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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

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Archive: 2013
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  • NAV NOTICE SWL 13-36 MKARNS - TOW HAULAGE BACK IN SERVICE

    ARTHUR V. ORMOND L&D - Tow haulage equipment at Arthur V. Ormond Lock (No. 9) NM 176.9 has been returned to service.

  • NAV NOTICE SWL 13-35 MKARNS - TOW HAULAGE OUT OF SERVICE

    Arthur V. Ormond L&D - Tow haulage equipment at Arthur V. Ormond Lock (No. 9) NM 176.9 is out of service. Double cut tows will have to be locked the conventional way (without the use of tow haulage).

  • NAV NOTICE SWL 13-34 MKARNS - TOW HAULAGE BACK IN SERVICE

    DAVID D. TERRY L&D - Tow haulage equipment at David D. Terry Lock (No. 6) NM 108.1 has been returned to service.

  • NAV NOTICE SWL 13-33 SAILING INSTRUCTIONS

    MKARNS - Due to shoaling, mariners are advised that until further notice, both upbound and downbound tows should run the temporary green line while between NM 140.5 and NM 141.8. No passing is advised while transiting through this reach.

  • NAV NOTICE SWL 13-32 MKARNS - TOW HAULAGE EQUIPMENT OUT OF SERVICE

    DAVID D. TERRY L&D - Tow haulage equipment at David D. Terry Lock (No. 6) NM 108.1 is out of service. Double cut tows will have to be locked the conventional way (without the use of tow haulage).

  • NAV NOTICE SWL 13-31 MKARNS - SAILING INSTRUCTIONS UPDATE

    MKARNS - Mariners are advised that both upbound and downbound tows should use caution at the following locations until further notice: NM 155 - Stay to the red line downstream of Toad Suck Ferry L&D (No. 8) NM 178.4 to NM 179.4 - Run the green line NM 224.7 to 225.5 - Run 50 feet off the red line NM 249.0 to 250.0 - Run red line

  • NAV NOTICE SWL 13-30 MKARNS RESTRICTED ZONE ADVISORY

    FT. SMITH, Ark. - A Military Exercise “Restricted Zone” will close the Arkansas River (NM. 290.0 to NM 293.0) to all traffic July 24, 2013 from 4:30 a.m. to 11:30 a.m. The 412th Engineering Command will be conducting a bridge crossing exercise.

  • NAV NOTICE SWL 13-29 MKARNS SAILING INSTRUCTIONS

    MKARNS - Due to possible shoaling, mariners are advised that until further notice, both upbound and downbound tows should run the green line while between NM 178.4 and NM 179.4, 50 feet off the red line between NM 224.7 and 225.5, and the red line between NM 249.0 and 250.0.

  • NAV NOTICE SWL 13-28 & 2013-12 MKARNS JOINT NOTICE ON RESUMPTION OF 24-HOUR LOCKING

    MKARNS - Effective July 1, 2013, the daily closures implemented as part of the Inland Marine Transportation System (IMTS) Levels of Service initiative will cease at the Locks of Ozark (No. 12) NM 256.8, Trimble (No. 13) NM 292.8, Webbers Falls (No. 16) NM 366.6, Chouteau (No. 17) NM 401.4 and Newt Graham (No. 18.) NM 421.6.

  • NAV NOTICE SWL 13-27 MKARNS NOTICE OF TEMPORARY LOCK CLOSURES

    MKARNS - The following daily lock closures will be temporarily suspended for the Big Bass Bonanza fishing tournament along the Arkansas section of the Arkansas River:

river vessel with barges in tow on river

2023 MKARNS Waterway Action Plan
(pdf reader required)

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