Mississippi USCG Notice

SAFETY/UPPER MISSISSIPPI RIVER/GENERAL/SEC UMR BNM 0018-26

Published on: 4 February 2026 | 7:21 pm

UMR MM 109.9-185.4
A. THE FOLLOWING ZONE IS IN THE LOW WATER ACTION PHASE IN ACCORDANCE WITH THE WESTERN RIVERS WAP ANNEX.
1. ZONE 28/29 ST LOUIS (MM 109.9-185.4)
B. DEEP DRAFT TOWS ARE ADVISED TO DEPART THE AREA. ALL VESSELS SHALL TRANSIT AT A SLOW SPEED NEAR FLEETING AREAS TO MINIMIZE IMPACT DUE TO NARROW CHANNEL WIDTH. TOW OPERATORS ARE ADVISED TO PLACE THE HEAVIEST BARGES IN THE MIDDLE OF THE TOW AND IDENTIFY FLEETING AREAS IN THE EVENT OF A RIVER CLOSURE.
C. MARINERS ARE REQUESTED TO TRANSIT THE AREA WITH CAUTION AND CONTACT WRCC VIA VHF-FM CH 16, TELEPHONE AT 866-360-3386, OR EMAIL AT MAIL TO: SUMRWATERWAYS@USCG.MIL TO REPORT SHOALING, HAZARDOUS CONDITIONS, OR MISSING ATON.

BT

SAFETY/UPPER MISSISSIPPI RIVER/ATON/SEC UMR BNM 0017-26

Published on: 30 January 2026 | 2:19 am

SEC UMR BNM 0017-26
UMR 185.5 (LOCK 27)
1. Locks 27, 1200-ft Lock is limited to 105-ft wide by 800-ft long.

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SAFETY/UMR/ATON/SEC UMR BNM 0016-26

Published on: 29 January 2026 | 6:11 pm

UMR 495
1. A BOUY WAS REPORTED OFF STATION/MISSING IVO UMR MM 495.
2. MARINERS ARE ADVISED TO TRANSIT THE AREA WITH CAUTION.

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SAFETY/UMR/GENERAL/SEC UMR BNM 0015-26

Published on: 28 January 2026 | 2:59 pm

UMR 301.2 (LOCK 22)
1. LOCK 22 WILL HAVE A 70-FOOT WIDTH RESTRICTION UNTIL FURTHER NOTICE. THE MITER GATES CANNOT BE FULLY RECESSED DUE TO ICE BUILDUP. THE LOCK IS UNABLE TO PULL UNPOWERED CUTS AT THIS TIME.
2. CONTACT LOCK 22 ON CHANNEL 14 OR AT 573-221-0294 FOR ASSISTANCE.
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SAFETY/UMR/ATON/SEC UMR BNM 0014-26

Published on: 28 January 2026 | 2:55 pm

UMR MM 109.9-185.4
A. THE FOLLOWING ZONE IS IN THE LOW WATER WATCH PHASE IN ACCORDANCE WITH THE WESTERN RIVERS WAP ANNEX.
1. ZONE 28/29 ST LOUIS (MM 109.9-185.4)
B. DEEP DRAFT TOWS ARE ADVISED TO DEPART THE AREA. ALL VESSELS SHALL TRANSIT AT A SLOW SPEED NEAR FLEETING AREAS TO MINIMIZE IMPACT DUE TO NARROW CHANNEL WIDTH. TOW OPERATORS ARE ADVISED TO PLACE THE HEAVIEST BARGES IN THE MIDDLE OF THE TOW AND IDENTIFY FLEETING AREAS IN THE EVENT OF A RIVER CLOSURE.
C. MARINERS ARE REQUESTED TO TRANSIT THE AREA WITH CAUTION AND CONTACT WRCC VIA VHF-FM CH 16, TELEPHONE AT 866-360-3386, OR EMAIL AT MAIL TO: SUMRWATERWAYS@USCG.MIL TO REPORT SHOALING, HAZARDOUS CONDITIONS, OR MISSING ATON.
BT