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Navigation Notices

  • TD 2026-7.2, Dive Operations, I-44 Bridge Verdigris River

    DIVE OPERATIONS I-44 BRIDGE VERDIGRIS RIVER NM 443.2  Mariners are advised to use extreme caution when transiting the I-44 bridge Verdigris River at NM 443.2 due to crews conducting dive operations on August 10, 2026 to August 13, 2026 between 0800 to 1700 hours. While transiting this area, Mariners are asked to contact Mr. Buck Ray {(405) 465-7245

  • TD 2026-8.1, Construction Activities Lock 14 Upper Approach

    USE CAUTION WHILE TRANSITING NM 319.9, W.D. MAYO UPPER LOCK APPROACH DUE TO CONSTRUCTION ACTIVITIES LEFT DESCENDING CHANNEL.Mariners are advised to use extreme caution while transiting the upper approach area of W.D. Mayo Lock and Dam 14 NM 319.9. Contractor will resume construction activities starting 07/11/2026 and ending 7/17/2026, 0600-1800

  • TD 2026-7.1, Dive Operations, I-44 Bridge Verdigris River

    DIVE OPERATIONS I-44 BRIDGE VERDIGRIS RIVER NM 443.2 Mariners are advised to use extreme caution while transiting NM 443.2, (I-44 bridge) while dive operations are in progress during daylight hours (0800 – 1700 hrs) July 13, 2026- to July 16, 2026. Mariners can contact Mr. Buck Ray while transiting this area for the latest information on the dive

  • TD 2026 - 8, Construction Activities Lock 14 Upper Approach

    USE CAUTION WHILE TRANSITING NM 319.9, W.D. MAYO UPPER LOCK APPROACH DUE TO CONSTRUCTION ACTIVITIES LEFT DECENDING CHANNEL.Mariners are advised to use extreme caution while transiting the upper approach area of W.D. Mayo Lock and Dam 14 NM 319.9 due to ongoing construction activities starting 6/24/2026 and ending 7/03/2026, 0600-1800 daily.

  • TD 2026-7, Dive Operations, I-44 Bridge Verdigris River

    DIVE OPERATIONS I-44 BRIDGE VERDIGRIS RIVER NM 443.2  Mariners are advised to use extreme caution while transiting NM 443.2, (I-44 bridge) while dive operations are in progress during daylight hours (0800 – 1700 hrs) June 29,2026- to July 02,2026.Mariners can contact Mr. Buck Ray while transiting this area for the latest information on the dive

  • TD 2026-6, Potential Delay n Lockage, Webbers Falls L&D16 and Chouteau L&D 17

    POTENTIAL DELAY IN LOCKAGE: WEBBERS FALLS LOCK 16 NM 368.9 AND CHOUTEAU LOCK 17 NM 401.5Mariners are advised that Three Forks Harbor at Port Muskogee will be hosting the Bassmaster Elite Series tournament from April 16 through April 19, 2026. During this period, a high volume of recreational vessels is expected on the waterway between R.S. Kerr

  • TD 2026-4, Caution: Sailing Instructions Webbers Falls Pool 16

    CAUTION: SAILING INSTRUCTIONS WEBBERS FALLS POOL No. 16 NM 400.1 to NM 400.5Webbers Falls Pool No. 16 has shoaling encroaching on both sides of the channel between NM 400.1 to 400.5 limiting channel widths as pool elevation drops below EL. 489.50. The left descending bank has significant shoaling buildup through this area. Mariners are advised that

  • TD2026-3.1, R.S. Kerr Pool 15, Sailing Instructions

    SAILING INSTRUCTIONS: R.S. KERR POOL No. 15 NM 346.4 to 348.9 R.S. Kerr Pool No. 15 has shoaling encroaching between NM 346.4 to 347.9 on the left descending channel and between NM 348.1 to 348.8 on the right descending channel. This area has significant shoaling buildup between NM 348.4 to 348.7 restricting width to half channel. Mariners are

  • TD 2026-2, R.S. Kerr Lock 15, Potential Delay due to Upstream Miter Gate Repairs

    R. S. KERR LOCK 15 NM 336.2 POTENTIAL DELAY IN LOCKAGE DUE TO UPSTREAM MITER GATE REPAIRS  Mariners may experience delays in lockage while maintenance crews perform repairs on the upstream miter gates. Repairs will be performed from January 26 through 29, 2026, 0700 to 1600 daily.Waterway users are advised to check with Lock 15 for the latest

  • TD 2026-1, R.S. Kerr Lock 15, Potential Delay due to Upstream Miter Gate Repairs

    R. S. KERR LOCK 15 NM 336.2 POTENTIAL DELAY IN LOCKAGE DUE TO UPSTREAM MITER GATE REPAIRSMariners are advised that there may be delays in lockage of up to four hours while maintenance crews perform repairs on the upstream miter gates. Repairs will be performed from January 12 through 15 2026, 0800 to 1500 daily.Waterway users are advised to check

Recreational Lockage Policy

Locking at 14, 15, 16, 17 and 18 on the Oklahoma portion of the McClellan-Kerr Arkansas River Navigation System is available to recreational boaters 24 hours per day, 7 days per week. 

Oklahoma Lock and Dam Phone numbers:

W. D. Mayo L&D 14.............(918) 962-3481
Robert S. Kerr L&D 15.........(918) 775-2091
Webbers Falls L&D 16.........(918) 489-5987
Chouteau L&D 17................(918) 687-4501
Newt Graham L&D 18..........(918) 543-2216

For additional information concerning Navigation issues contact:

Navigation Project Office
HC 61 BOX 238
SALLISAW OK 74955
Phone: (918) 775-4475

FOR ISSUES REGARDING RECREATION ALONG THE NAVIGATION SYSTEM PLEASE CLICK HERE AND GO TO OUR CONTACT A LAKE PAGE.