SAFETY/UPPER MISSISSIPPI RIVER/ATON/SEC UMR BNM 0038-26

U.S. Coast Guard sent this bulletin at 03/25/2026 01:28 PM EDT

united states coast guard

1. M/V MARY J WILL BE CONDUCTING DREDGING OPERATIONS IVO MM 818.9 ON THE UMR MONDAY THROUGH FRIDAY FROM 0700 TO 1900 UNTIL FURTHER NOTICE.
2. MARINERS ARE ASKED TO CONTACT M/V MARY J ON CHANNELS 12 OR 13 TO REQUEST TRANSIT THROUGH THE AREA 30 MINUTES PRIOR TO ARRIVAL.
3. MARINERS ARE URGED TO TRANSIT AT THEIR SLOWEST SAFE SPEED TO MINIMIZE WAKE AND PROCEED WITH CAUTION.


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