LOWER MISSISSIPPI RIVER - UPPER MISSISSIPPI RIVER
General / Marine Construction (Excluding Bridges) / Dredging
Commencing October 3, 2026, and continuing until further notice, the Melvin Price L/D Auxiliary Chamber, in the vicinity of Mile 200.5, will be closed for maintenance dredging. During this closure, the Main Chamber will remain open and available to pass traffic. Dredge GOETZ will be on-scene monitoring VHF-FM Channels 13 and 16. Mariners should be alert for and abide by any special instructions issued by the lockmaster.
USCG Heartland (MRS) District Local Notice to Mariners 40/2026