Notice to Navigators: MKARNS

Notice of Shoaling Encroachment between NM 373.7 through NM 373.8 

Notice Number: 17786
Effective Date: 12/22/2021 08:00 thru UNTIL FURTHER NOTICE CST

Yesterday, a barge was running three wide and hit an encroachment. The area was surveyed and it was discovered that Webbers Falls Pool No. 16 has shoaling encroaching on the red side of the channel between NM 373.7 through NM 373.8.  Mariners are advised to favor the green line when transiting this area for the near future until the problem can be remedied.  Questions or request for additional information concerning this notice should be directed to Mr. Kenneth Todd; Navigation Operation Manager: 918-607-0951 or Mr. Jake Simpson; Navigation Field Engineer:  918-669-7244.


Rex Ostrander
Chief, Operations Division