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Tag: Arkansas River
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  • MKARNS Nav Notice No. SWL 24-28 Lock 13 Intermittent Delays

    Mariners should expect to experience intermittent delays at James W. Trimble Lock (No. 13) NM 292.8 on March 19, 2024, between the hours of 7:00 a.m. and 5:00 p.m. The intermittent delays are required to facilitate maintenance on the hydraulic system.
  • USACE issues small craft advisory for Arkansas River

    The U.S. Army Corps of Engineers is issuing a small craft advisory for the McClellan-Kerr Arkansas River Navigation System in Arkansas. Heavy rainfall in Arkansas over the last 24 hours resulted in Arkansas River flows exceeding 70,000 cubic feet per second at Ozark.
  • MKARNS Nav Notice No. SWL 24-27 Lock 10 Reopened

    The electrical issue at Dardanelle Lock (No. 10) NM 205.5 was repaired and the Lock is currently open to traffic.
  • MKARNS Nav Notice No. SWL 24-26 Lock 10 Unscheduled Closure

    Dardanelle Lock (No. 10) NM 205.5 is currently closed to traffic due to an electrical issue. Crews are currently enroute to troubleshoot and repair the issue. A subsequent navigation notice will be distributed when the Lock is back in service.
  • MKARNS Nav Notice No. SWL 24-25 Solar Eclipse Advisory NM 100 to NM 300

    Mariners are advised to exercise caution on Monday April 8, 2024 when transiting the area between NM 100 and NM 300 on the McClellan-Kerr Arkansas River Navigation System. It is anticipated there will be a higher volume than normal of recreational vessels in the area, many of which may be operated by individuals unfamiliar with the navigation system. Some pleasure craft may unknowingly be moored in the navigation channel to observe the eclipse. Mariners are further advised to expect higher than normal recreational traffic in the days leading up to this event.
  • MKARNS Nav Notice No. SWL 24-24 Lock 13 Intermittent Delays Update

    The intermittent delay period at James W. Trimble Lock (No. 13) NM 292.8 on March 9, 2024, between the hours of 7:00 a.m. and 5:00 p.m., noted in Nav Notice SWL 24-22, has changed. The new intermittent delay is on March 10, 2024, between the hours of 7:00 a.m. and 5:00 p.m. The intermittent delays are required to facilitate replacement of hydraulic piping.
  • MKARNS Nav Notice No. SWL 24-23 Lock 8 Closure

    Toad Suck Lock (No. 8) NM 155.9 will be closed to traffic beginning at 7:00 a.m. until 5:00 p.m. on March 13, 2024, to allow surveyors to measure the miter gates. The closure is weather dependent and will be canceled and rescheduled should rainfall occur.
  • MKARNS Nav Notice No. SWL 24-20 Lock 7 Intermittent Delays

    Mariners should expect to experience intermittent delays at Murray Lock (No. 7) NM 125.4 beginning March 18 through March 21, 2024, between the hours of 7:00 a.m. and 5:30 p.m. daily. The intermittent delays are required to facilitate an underwater dive inspection of the Lock chamber.
  • USACE to extend the public comment period for the draft Supplemental Environmental Assessment and draft Finding of No Significant Impact for the MKARNS 12-foot Channel Deepening Project

    Little Rock, Ark. -- The U.S. Army Corps of Engineers Little Rock District is extending the public comment period for the draft Supplemental Environmental Assessment and draft Finding of No Significant Impact for the MKARNS 12-foot Channel Deepening Project. Comments will now be accepted until March 10.
  • MKARNS Nav Notice No. SWL 24-17 WREC Differentials

    This 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.