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US Army Corps of Engineers
Little Rock District Website
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MKARNS Nav Notice SWL 22-44 Sailing Instruction & Draft Restriction - Downstream of Lock 1
MKARNS - Mariners are advised that upbound and downbound tows should run the centerline of the navigation channel in the downstream approach to Norrell Lock (No. 1).
MKARNS Nav Notice SWL 22-43 Sailing Instructions Lifted Locks 3 and 5
MKARNS - The sailing instructions for the downstream approach to Joe Hardin Lock (No. 3), noted in Nav Notice SWL 22-26 and the downstream approach to Colonel Charles D. Maynard Lock (No. 5), noted in Nav Notice 22-24 have been lifted.
MKARNS Nav Notice SWL 22-42 WREC Differentials
MKARNS - 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.
MKARNS Nav Notice No. 22-41 Lock 1 Locking Instructions Update
MKARNS - The landside/long wall coffer boxes are scheduled to be installed downstream and upstream of the miter gate recesses at Norrell Lock (No. 1) NM 10.3, beginning Aug 22.
MKARNS Nav Notice SWL 22-40 Lock 13 Tow Haulage Out of Service
MKARNS - Tow haulage equipment at Trimble Lock (No. 13) NM 292.8 is currently out of service.
MKARNS Nav Notice SWL 22-39 Lock 3 Closure Update
MKARNS - The two intermittent closure periods of Sep 12-19 and Sep 28-29 for Joe Hardin Lock (No. 3) NM 50.2 noted in Nav Notice SWL 22-38 have changed.
MKARNS Nav Notice SWL 22-38 Lock Closures (No.1, 3 and 4)
MKARNS - Closure dates for Norrell Lock (No. 1) NM 10.3, Joe Hardin Lock (No. 3) NM 50.2 and Emmett Sanders Lock (No. 4) NM 66.0 are shown below:
MKARNS Nav Notice SWL 22-37 Intermittent Delays - Locks 8, 13 & 4
MKARNS - Mariners are advised that intermittent delays lasting up to four hours may be experienced, between 6 a.m. and 6 p.m. at the locks shown below for the dates specified.
MKARNS Nav Notice SWL 22-36 Lock 1 Locking Instructions
MKARNS - At Norrell Lock (No. 1) NM 10.3, mariners are advised to avoid contact with the downstream landside/long wall stoplog slot cut located downstream of the miter gate recess.
MKARNS Nav Notice SWL 22-35 Sailing Advisory Montgomery Point Lock & Dam
MKARNS - Dredging downstream of the Montgomery Point Lock & Dam (NM 0.5) navigation pass is scheduled to begin on July 21st if there are no delays.