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Welcome to Notices To Navigation Interest

The Notices To Navigation Interests (NTNI Notices) website contains navigation notices and policies issued by US Army Corps of Engineers Districts with a waterway navigation mission. These documents are disseminated according to EP 1130-2-520, Chapter 2, to inform mariners of information describing events that affect waterway navigation such as maintenance projects, hazards to navigation, and other pertinent information. The notices are removed from the page seven days past the end date on the latest amendment. The site also has Policy Notices that remain in place until superseded. This site does not contain all notices such as those published by other Federal agencies. Reference: The US Coast Guard Local Notice To Mariners site at: http://www.navcen.uscg.gov/?pageName=lnmMain
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Navigation Notices

Control NbrAmendment NbrTitleBegin DateEnd DateWaterwaysDistrict NameAttachments
20545014006-1LOCK RESTRICTION Lock and Dam 9, UMR Mile 647.9 IMMEDIATELYUNTIL FURTHER NOTICEST. PAUL DISTRICT
210107DREDGING OPERATIONS Mississippi River - Vicinity of Southwest Pass, Pass A Loutre, and South Pass IMMEDIATELYUNTIL FURTHER NOTICENEW ORLEANS DISTRICT
210190210107-1AMENDMENT - Navigation Notice 210107, MVN 25-28 DREDGING OPERATIONS Mississippi River - Vicinity of Southwest Pass, Pass A Loutre, and South Pass IMMEDIATELY2025/03/20NEW ORLEANS DISTRICT
210145NOTICE OF SCHEDULED LOCK CLOSURE WEBBERS FALLS L&D No. 16, NM 366.62025/08/252025/09/14TULSA DISTRICT
210105GREEN RIVER LOCK & DAM 1 REVISED – MITER GATE REHABILITATION GREEN RIVER MILE 9.1 2025/08/042025/09/28LOUISVILLE DISTRICT
210286SCHEDULED LOCK CLOSURE Jerry F. Costello Lock and Dam Kaskaskia River Mile 0.8 2025/08/012025/10/01ST. LOUIS DISTRICT
206558SCHEDULED LOCK CLOSURE UPDATE DARDANELLE LOCK (No. 10) NM 205.5 MCCLELLAN-KERR ARKANSAS RIVER NAVIGATION SYSTEM2025/06/152025/10/01LITTLE ROCK DISTRICT
208226110-FT STOPLOG CONVERSION 2025 LOCK CLOSURE FORECAST MULTIPLE LOCATIONS MCCLELLAN-KERR ARKANSAS RIVER NAVIGATION SYSTEM 2025/06/152025/10/01LITTLE ROCK DISTRICT
210221SCHEDULED LOCK CLOSURE Melvin Price Locks & Dam Auxiliary Lock Chamber Upper Mississippi River mile 200.52025/06/012025/08/31ST. LOUIS DISTRICT
210269MILITARY TRAINING EXERCISE CLEES FERRY BOAT RAMP CRM 174.2 2025/05/152025/05/16NASHVILLE DISTRICTNav Notice 25-09.pdf
210464209849-2*** Amendment *** DIVING OPERATIONS KENTUCKY LOCK TENNESSEE RIVER MILE 22.42025/05/022025/05/15NASHVILLE DISTRICTNav Notice 25-05_1.pdf
210466209849-3*** Amendment *** DIVING OPERATIONS KENTUCKY LOCK TENNESSEE RIVER MILE 22.42025/05/022025/05/15NASHVILLE DISTRICTNav Notice 25-05_1.pdf
210544LOWER MONUMENTAL NAVIGATION LOCK OUT OF SERVICE2025/05/012025/05/01WALLA WALLA DISTRICT
210528Chicago Harbor Lock Piezometer Installation 2025/04/292025/05/01CHICAGO DISTRICT
210530SAFETY ZONE NOTICE Mississippi River Old River Control Structures Project2025/04/24UNTIL FURTHER NOTICENEW ORLEANS DISTRICT
210504STONE BANK STABILIZATION DOW CHEMICAL KANAWHA RIVER, MILE 54.52025/04/232025/05/21HUNTINGTON DISTRICT
210565GULF INTRACOASTAL WATERWAY (GIWW), ALABAMA HAZARD TO NAVIGATION2025/04/232025/05/01MOBILE DISTRICT
210564GULF INTRACOASTAL WATERWAY (GIWW), ALABAMA HAZARD TO NAVIGATION2025/04/222025/06/01MOBILE DISTRICT
210566210564-1GULF INTRACOASTAL WATERWAY (GIWW), ALABAMA HAZARD TO NAVIGATION2025/04/222025/04/25MOBILE DISTRICT
210524JOHN T. MYERS LOCKS & DAM HIGH WATER, FIXED WEIR NAVIGATION OHIO RIVER MILE 846.0 2025/04/212025/04/30LOUISVILLE DISTRICT
210507MOBILE HARBOR, ALABAMA DREDGING OPERATIONS MOBILE BAY2025/04/182025/08/01MOBILE DISTRICT
210449REPAIRS Gulf Intracoastal Waterway Inner Harbor Navigation Canal2025/04/172025/04/17NEW ORLEANS DISTRICT
210484NAVIGATION PASS OPEN (OVER WEIR) NORRELL LOCK (No. 1) NM 10.3 MCCLELLAN-KERR ARKANSAS RIVER NAVIGATION SYSTEM 2025/04/17UNTIL FURTHER NOTICELITTLE ROCK DISTRICT
210486TROY LOCK & DAM - NOTICE OF TEMPORARY CHANGE OF OPERATIONAL HOURS2025/04/17UNTIL FURTHER NOTICENEW YORK DISTRICT
210487OPERATIONAL STATUS – POE AND MACARTHUR LOCKS ST. MARYS FALLS CANAL2025/04/17UNTIL FURTHER NOTICEDETROIT DISTRICT
210465CHANNEL MAINTENANCE DREDGING LONDON LOCKS AND DAM KANAWHA RIVER, MILE 82.82025/04/162025/05/02HUNTINGTON DISTRICT
210467SHOALING CONDITIONS ROBERT C. BYRD LOCKS AND DAM OHIO RIVER, MILE 279.22025/04/16UNTIL FURTHER NOTICEHUNTINGTON DISTRICT
210468209825-3REVISED NEWBURGH LOCKS & DAM HIGH WATER, FIXED WEIR NAVIGATION OHIO RIVER MILE 776.1 2025/04/162025/04/30LOUISVILLE DISTRICTNotice 2025-004, Newburgh Fixed Weir Navigation - Electronic Buoys.pdf
210506TENNESSEE-TOMBIGBEE WATERWAY, MISSISSIPPI JOHN C. STENNIS LOCK (mile 334.7) AND ABERDEEN LOCK (mile 357.5) B.A.S.S. CENTRAL OPEN LOCK SCHEDULE 2025/04/152025/05/01MOBILE DISTRICT
209849DIVING OPERATIONS KENTUCKY LOCK TENNESSEE RIVER MILE 22.42025/04/142025/05/01NASHVILLE DISTRICT
210424DREDGING OPERATIONS Mississippi River and Southwest Pass2025/04/142025/06/16NEW ORLEANS DISTRICT
210445LOCKS REOPENED ARTHUR V. ORMOND (No. 9) NM 176.9 and TOAD SUCK FERRY (No. 8) NM 155.9 MCCLELLAN-KERR ARKANSAS RIVER NAVIGATION SYSTEM 2025/04/142025/04/14LITTLE ROCK DISTRICT
209848DIVING OPERATIONS BARKLEY LOCK CUMBERLAND RIVER MILE 30.62025/04/132025/04/13NASHVILLE DISTRICT
210425DREDGING OPERATIONS Mississippi River and Southwest Pass2025/04/122025/04/29NEW ORLEANS DISTRICT
209907209849-1*** Amendment *** DIVING OPERATIONS KENTUCKY LOCK TENNESSEE RIVER MILE 22.42025/04/112025/05/02NASHVILLE DISTRICTNav Notice 25-05_1.pdf
210469Milwaukee Harbor South Detached Breakwater Repair2025/04/112025/06/20CHICAGO DISTRICT
210529210469-1Milwaukee Harbor South Detached Breakwater Repair2025/04/112025/06/20CHICAGO DISTRICT
210426HIGH RIVER STAGES Mississippi River Old River Control Structures Project2025/04/10UNTIL FURTHER NOTICENEW ORLEANS DISTRICT
210427TOW HAULAGE OUT OF SERVICE TOAD SUCK LOCK AND DAM (No. 8) NM 155.9 MCCLELLAN-KERR ARKANSAS RIVER NAVIGATION SYSTEM 2025/04/10UNTIL FURTHER NOTICELITTLE ROCK DISTRICT
210428Chicago Harbor Lock Reopened to Navigation Traffic2025/04/102025/04/14CHICAGO DISTRICT
210485210426-1AMENDMENT - Navigation Notice 210426, MVN 25-34 HIGH RIVER STAGES Mississippi River Old River Control Structures Project2025/04/10UNTIL FURTHER NOTICENEW ORLEANS DISTRICT
210526210426-2AMENDMENT - Navigation Notice 210426-1, MVN 25-37 HIGH RIVER STAGES Mississippi River Old River Control Structures Project2025/04/10UNTIL FURTHER NOTICENEW ORLEANS DISTRICT
210404209825-2REVISED NEWBURGH LOCKS & DAM HIGH WATER, FIXED WEIR NAVIGATION OHIO RIVER MILE 776.1 2025/04/092025/04/30LOUISVILLE DISTRICTNotice 2025-004, Newburgh Fixed Weir Navigation - Electronic Buoys.pdf
210405JOHN T. MYERS LOCKS & DAM HIGH WATER, FIXED WEIR NAVIGATION OHIO RIVER MILE 846.0 2025/04/092025/04/30LOUISVILLE DISTRICTNotice 2025-015, John T. Myers LD - High Water Fixed Weir Navigation - Electronic Buoys.pdf
Notice 2025-015, John T. Myers LD - High Water Fixed Weir Navigation - Electronic Buoys.pdf
210406210405-1JOHN T. MYERS LOCKS & DAM HIGH WATER, FIXED WEIR NAVIGATION OHIO RIVER MILE 846.0 2025/04/092025/04/30LOUISVILLE DISTRICTNotice 2025-015, John T. Myers LD - High Water Fixed Weir Navigation - Electronic Buoys.pdf
Notice 2025-015, John T. Myers LD - High Water Fixed Weir Navigation - Electronic Buoys.pdf
210409HIGH RIVER STAGES Mississippi River Baton Rouge to Venice, LA2025/04/09UNTIL FURTHER NOTICENEW ORLEANS DISTRICT
210225YAGER MARINE DRY DOCK MAINTENANCE DREDGING OHIO RIVER MILE 752 LEFT BANK 2025/04/082025/04/16LOUISVILLE DISTRICT
210307210225-1RESCINDED YAGER MARINE DRY DOCK MAINTENANCE DREDGING OHIO RIVER MILE 752 LEFT BANK 2025/04/082025/04/11LOUISVILLE DISTRICT
210366Diving operations at WP Franklin Lock and Dam.2025/04/082025/04/07JACKSONVILLE DISTRICT
210189OVERHEAD POWER LINE INSTALLATION KANAWHA RIVER, MILE 54.52025/04/072025/03/21HUNTINGTON DISTRICT
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