Mississippi USCG Notice

SAFETY/UPPER MISSISSIPPI RIVER/ATON/SEC UMR BNM 0101-26

Published on: 21 May 2026 | 9:44 pm

A. THE FOLLOWING ZONES ARE IN HIGH WATER WATCH PHASE IN ACCORDANCE WITH THE WESTERN RIVERS WAP ANNEX:
1. UMR: Zone 28 St. Louis (MM 160.1 - 185.4 UMR)
2. UMR: Zone 29 St. Louis (MM 109.9 - 160.0 UMR)
B. ALL TOWING VESSELS ARE ADVISED TO FAVOR THE CENTER OF THE CHANNEL AND PROCEED AT THE SLOWEST SAFE OPERATING SPEED BASED UPON PREVAILING CONDITIONS IN ORDER TO MINIMIZE WAKE DAMAGE TO PERSONAL PROPERTY. TOWBOAT OPERATORS SHOULD BE EXPERIENCED IN HIGH WATER OPERATION, USE CAUTION IN ALL PASSING AND MEETING SITUATIONS AND BE MINDFUL OF ALL CHARTED BRIDGE NAVIGATIONAL CLEARANCES. DOWNSTREAMING OPERATIONS ARE NOT RECOMMENDED. DRIFT AND DEBRIS MAY BE A HAZARD TO NAVIGATION AND MAY DRAG BUOYS OFF STATION SO REMAIN CAUTIOUS WHILE TRANSITING.

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CANCELLATION/SEC UMR BNM 0100-26

Published on: 19 May 2026 | 2:14 pm

1. CANCEL SEC UMR BNM 0100-26 DTG 181922Z MAY 26

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SAFETY/MISSORI RIVER/GENERAL/SEC UMR BNM 0100-26

Published on: 18 May 2026 | 11:22 pm

MM 300 - 400 MOR
A. THE FOLLOWING ZONES ARE IN THE LOW WATER WATCH PHASE IN ACCORDANCE WITH
THE MOR WATERWAYS ACTION PLAN ANNEX:
B. KANSAS CITY REACH - (MM 300-400)
C. 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.
D. MARINERS ARE REQUESTED TO TRANSIT THE AREA WITH CAUTION AND CONTACT WRCC VIA VHF-FM CH 16, TELEPHONE AT 314-269-2332, OR EMAIL AT SUMRWATERWAYS@USCG.MIL TO REPORT SHOALING, HAZARDOUS CONDITIONS, OR MISSING ATON.

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UPDATE/UPPER MISSISSIPPI RIVER/CONSTRUCTION/SEC UMR BNM 0099-26 UPDATE-1

Published on: 17 May 2026 | 1:06 am

SEC UMR BNM 099-26 - UPDATE 01
UMR MM 663.4
1. Mariners be advised, due to ongoing bridge construction on the Black Hawk/Lansing Bridge at MM 663.4 on the UMR, the channel is restricted to 250' from 7:00 am to 4:00 pm daily, until further notice.
2. During working hours the channel will be blocked to southbound tows. Upbound tows shall contact the onsite M/V MISS KARA PATRICIA on channel 13 or 16 for current channel conditions in order to discuss the potential for proceeding through the work zone.

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SAFETY/UPPER MISSISSIPPI RIVER/CONSTRUCTION/SEC UMR BNM 0099-26

Published on: 17 May 2026 | 1:04 am

UMR MM 663.4
1. Mariners be advised, due to ongoing bridge construction on the Black Hawk/Lansing Bridge at MM 663.4 on the UMR, the channel is restricted to 365' from 7:00 am to 4:00 pm daily, until further notice.
2. During working hours the channel will be blocked to southbound tows. Upbound tows shall contact the onsite M/V MISS KARA PATRICIA on channel 13 or 16 for current channel conditions in order to discuss the potential for proceeding through the work zone.
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