Navigation Notices: Arkansas, White, Ouachita, and Red Rivers
Jonesville Lock and Dam
Notice Number: 214762 Effective: 07/30/2026 00:00 thru 08/20/2026 06:00 CDT 1. The Jonesville Lock and Dam will be closed to navigation beginning 30 July 2026 to facilitate scheduled maintenance. The…
Read MoreLock Closure Norrell Lock (No. 1) NM 10.3 McClellan-Kerr Arkansas River Navigation System
Notice Number: 214759 / SWL 26-26 Effective: 07/29/2026 06:00 thru 07/22/2026 14:00 CDT Mariners are advised that Norrell Lock (No. 1) NM 10.3 will be closed to traffic beginning at…
Read MoreLock Closure James A. Trimble Lock (No. 13) NM 292.8 McClellan-Kerr Arkansas River Navigation System
Notice Number: 214758 / SWL 26-25 Effective: 07/29/2026 05:00 thru 07/22/2026 07:00 CDT Mariners are advised that due to a critical construction activity related to the 110 ft. stoplog conversions,…
Read MoreSpecial Locking Instructions Multiple Locations McClellan-Kerr Arkansas River Navigation System
Notice Number: 214757 / SWL 26-24 Effective: 07/22/2026 09:00 thru 09/30/2026 17:00 CDT Due to ongoing construction at the following locations on the McClellan-Kerr Arkansas River Navigation System •Murry Lock…
Read MorePotential Delay in Lockage: Newt Graham Lock and Dam 18 NM 421.6
Notice Number: 214750 / TD 2026-9 Effective: 07/27/2026 08:00 thru 07/31/2026 14:30 CDT Mariners can expect potential delays from 0800 to 0930 and 1330 to 1430 daily starting on 07/27/2026…
Read MoreRiver Status Report for the Oklahoma portion of the MKARNS 7/20/2026
Attached is the latest River Status Report for the Oklahoma portion of the MKARNS. MKARNS-OK Channel Status Report 26-9 More information about the status of the MKARNS can be found…
Read MoreDredging Red River Mile 200.00 Lower Approach to Lock and Dam #5
Notice Number: 214729 / 318-422-5159 Effective: 07/18/2026 06:00 thru 07/21/2026 06:00 CDT 1. The DREDGE ENTERPRISE will begin working in the lower approach to Lock and Dam #5, Mile 200.00…
Read MoreRiver Status Report for the Oklahoma portion of the MKARNS
Attached is the latest River Status Report for the Oklahoma portion of the MKARNS July 17, 2026. MKARNS-OK Channel Status Report 26-8.2 More information about the status of the MKARNS…
Read MoreMKARNS June 2026 Tonnage Report
The MKARNS June 2026 Tonnage Report is attached. 06 MKARNS JUN 2026 Tonnage Report The current and previous Tonnage Reports are available at: http://www.swl.usace.army.mil/Missions/Navigation/ Please let me know if you…
Read MoreRiver Status Report for the Oklahoma portion of the MKARNS
Attached is the latest River Status Report for the Oklahoma portion of the MKARNS. More information about the status of the MKARNS can be found at: https://www.swt.usace.army.mil/Missions/Navigation.aspx MKARNS-OK Channel Status…
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