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  • MKARNS Nav Notice No. SWL 25-05 Lock 13 Tow Haulage Out of Service

    The tow haulage equipment at James W. Trimble (No. 13) NM 292.8 is currently out of service. 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 25-04 WREC Differentials

    his is to advise mariners transiting the White River Entrance Channel (WREC) of increased head differentials between Norrell Lock and Dam and Montgomery Point Lock and Dam. 

  • MKARNS Nav Notice No. SWL 25-03 Lock 7 Reopened

    Repairs to the hydraulic piping at Murray Lock and Dam (No. 7) NM 125.4 have been completed. The lock is currently open to traffic.

  • MKARNS Nav Notice No. SWL 25-02 Lock 7 Closure

    Due to an unexpected hydraulic piping failure, Murray Lock and Dam (No. 7) NM 125.4 is currently closed to navigation until further notice. Crews are onsite making emergency repairs at this time. A follow up notice will be distributed as soon as the Lock is reopened to navigation.

  • USACE lifts small craft advisory for Arkansas River

    The U.S. Army Corps of Engineers is lifting the small craft advisory for the Arkansas River. Small craft advisories are issued when flows reach 70,000 cubic feet per second. While flows are receding, USACE officials urge boaters to always exercise caution when on the river.

  • USACE announces recreation fee increase at Nimrod and Blue Mountain Lakes

    The U.S. Army Corps of Engineers Nimrod-Blue Mountain Project Office is raising recreation fees at facilities on both lakes starting Jan. 1, 2025. The nightly rate for standard 30-amp electric campsites will increase to $22, the nightly rate for standard 50-amp electric campsites will increase to $24 and the fee for group shelters will increase to $60 per day.

  • USACE issues small craft advisory for Arkansas River

    LITTLE ROCK, Ark. - The U.S. Army Corps of Engineers is issuing a small craft advisory for the McClellan-Kerr Arkansas River Navigation System in Arkansas. Recent heavy rainfall in Western Arkansas will cause Arkansas River flows to exceed 70,000 cubic feet per second systemwide over the next few days.

  • U.S. Army Corps of Engineers announces temporary shoreline activity request moratorium at Lake Dardanelle

    The U.S. Army Corps of Engineers Russellville Site Office will suspend shoreline activity requests beginning February 1 to establish a baseline for officials to use while updating the lake’s 12-year-old shoreline management plan.

  • Live Christmas Trees donation at boat ramps along Beaver, Bull Shoals and Norfork Lakes

    Complete your gift giving by donating your discarded Christmas tree for fish cover at Beaver Lake, Bull Shoals Lake or Norfork Lake. To donate, take your old Christmas tree to the following locations: Beaver Lake: Highway 12 launch ramp, Monte Ne launch ramp, Don Roufa launch ramp. For Bull Shoals Lake and Norfork Lake, trees can be dropped off at any public launch ramp.

  • MKARNS Nav Notice No. SWL 24-93 NavPass Open

    Due to increased river elevations, the crest gate dam at Montgomery Point Lock and Dam (NM 0.5) is lowered and the navigation pass is open. When the Montgomery Point Lock and Dam tailwater elevation drops below 115 ft., the navigation pass will be closed.