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  • Temporary full road closure dates for Highway 178 across Bull Shoals Dam revised

    he U.S. Army Corps of Engineers has revised the temporary full road closure dates scheduled for Highway 178 across Bull Shoals Dam.

  • MKARNS Nav Notice SWL 26-04 MPLD NavPass Closed

    Due to falling river elevations, the crest gate dam at Montgomery Point Lock and Dam (NM 0.5) is in operation and the navigation pass is closed.  All vessels are required to pass through the lock until further notice.

  • MKARNS Nav Notice SWL 26-03 MPLD 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.

  • Temporary full road closure scheduled for Highway 178 across Bull Shoals Dam

    The U.S. Army Corps of Engineers is scheduling a full road closure for Highway 178 across Bull Shoals Dam from 8 a.m. until 5 p.m. Jan. 20 through Jan. 21, and Jan. 27 through Jan. 28, 2026, for routine maintenance.

  • All lanes of traffic on Highway 178 across Bull Shoals Dam now open

    The U.S. Army Corps of Engineers has completed scheduled routine maintenance on Bull Shoals Dam and all lanes of traffic on Highway 178 across the dam are now open.

  • Public Notice: Dardanelle Marina closed as of Dec. 31, 2025

    The U.S. Army Corps of Engineers, Little Rock District closed Dardanelle Marina Dec. 31, 2025, due to the nonrenewal of the facility's lease. The district chose not to renew the lease with Dardanelle Marina because of ongoing public safety violations and failure to meet the lease conditions.

  • MKARNS Nav Notice SWL 26-02 Lock Closure Forecast - 2026

    The purpose of this Navigation Notice is to provide forecasted lock closures for the 110-ft Stoplog Conversion projects in 2026. The information below is considered tentative and the closure details could change depending on site conditions, construction means and methods and other variables.

  • MKARNS Nav Notice SWL 25-91 MPLD Nav Pass Closed

    Due to falling river elevations, the crest gate dam at Montgomery Point Lock and Dam (NM 0.5) is in operation and the navigation pass is closed. All vessels are required to pass through the lock until further notice.

  • Temporary full road closure scheduled for Highway 178 across Bull Shoals Dam

    The U.S. Army Corps of Engineers is scheduling a full road closure for Highway 178 across Bull Shoals Dam from 8 a.m. until 5 p.m. Jan.13 through Jan.15, 2026, for routine maintenance.

  • MKARNS Nav Notice SWL 25-90 MPLD Nav Pass 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. Vessels may contact Montgomery Point Lock and Dam on Channel 16 for further information.