LOWER MISSISSIPPI RIVER - UPPER MISSISSIPPI RIVER
General / LAA / RNA / Safety Zone
Continuing until 8:00 a.m. September 30, 2026, the U.S. Coast Guard COTP Sector Ohio Valley has established a full river Safety Zone from Mile 110.5 to Mile 109.5. Entry into this zone is prohibited to all vessels, unless otherwise authorized by the U.S. Coast Guard or a designated representative. Mariners may contact U.S. Coast Guard Sector Ohio Valley via VHF-FM Channel 16.
USCG Heartland (MRS) District Local Notice to Mariners 39/2026