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Your source for Great Lakes dredging and survey information regarding projects in Lake Superior, Lake Michigan, Lake Huron, Lake St. Clair and western Lake Erie.
Alpena Harbor, MIArcadia Harbor, MIAshland Harbor, WIAuSable Harbor, MIBay Port Harbor, MIBayfield, WIBelle River, MIBig Bay Harbor, MIBlack River, MI (Port Huron)Black River, MI (Upper Peninsula)Bolles Harbor, MICaseville Harbor, MICedar River, MIChannels in Lake St. Clair, MIChannels in Straits of MackinacCharlevoix Harbor, MICheboygan Harbor, MIChippewa Harbor, MIClinton River, MICornucopia Harbor, WIDetour Harbor, MIDetroit River, MIDuluth-Superior Harbor, MN & WIEagle Harbor, MIFrankfort Harbor, MIGrand Haven Harbor, MIGrand Marais, MIGrand Marais Harbor, MNGrand River, MIGrand Traverse Bay, MIGrays Reef Passage, MIGreilickville Harbor, MIHammond Bay Harbor, MIHarbor Beach Harbor, MIHarrisville Harbor, MIHolland Harbor, MIInland Route, MIKawkawlin River, MIKeweenaw Waterway, MIKnife River, MNLa Pointe Harbor, WILac La Belle Harbor, MILeland Harbor, MILes Cheneaux Islands, MILexington Harbor, MILittle Bay De Noc, MILittle Lake Harbor, MILudington Harbor, MIMackinac Island, MIMackinaw City, MIManistee Harbor, MIManistique Harbor, MIMarquette Harbor, MIMcQuade Harbor, MNMenominee Harbor, MI & WIMinnesota DNR Harbors, MNMonroe Harbor, MIMuskegon Harbor, MINew Buffalo Harbor, MIOntonagon Harbor, MIPentwater Harbor, MIPetoskey Harbor, MIPine River, MIPoint Lookout Harbor, MIPointe Mouillee CDF Entrance Channel, MIPort Austin Harbor, MIPort Sanilac Harbor, MIPort Wing Harbor, WIPortage Lake Harbor, MIPresque Isle Harbor, MIRouge River, MISaginaw River, MISaugatuck Harbor, MISaxon Harbor, WISebewaing River, MISilver Bay Harbor, MNSouth Haven Harbor, MISt. Clair River, MISt. James Harbor (Beaver Island), MISt. Joseph Harbor, MISt. Marys River, MITaconite Harbor, MNTawas Bay Harbor, MITwo Harbors, MNWhite Lake Harbor, MIWhitefish Point, MI
2023 NTNI's: L23-11 - 202578 - Ice Control Boom Removal, Course 2, Little Rapids Channel, St. Marys River, MI L23-10 - 202512 - Operational Status - Poe Lock Construction Logistics Closure L23-09 - 202494 - Reported Shoaling - Holland Harbor, MI L23-08 - 202460 - Obstruction Soo Locks North Canal East Approach - Turbidity Curtain L23-07-1 - 202431-2 - Operational Status - Rescinding Poe Lock Construction Logistic Closure L23-07 - 202431-1 - Operational Status - Poe Lock Construction Logistic Closure L23-06 - 202375 - Reported Shoaling - Ludington Harbor, MI L23-05 - 202373 - Reported Shoaling - Grand Haven Harbor, MI L23-04 - 202372 - Reported Shoaling - Muskegon Harbor, MI L23-03 - 202334 - Operational Status - Soo Locks North Canal East Approach Closure L23-02 - 202333 - Operational Status - Soo Locks West Approach North Canal Closure and South Canal Work Areas L23-01 - 202275 - Operational Status - Poe & MacArthur Locks, St. Marys Falls Canal, MI
2022 NTNI's: L22-21 - 201567 - Operational Status - Poe & MacArthur Locks, St. Marys Falls Canal, MI L22-20 - 201656 - Ice Control Booms, Course 2, Little Rapids Channel, St. Marys River, MI L22-19 - 201638 - Reported Shoaling St. Clair River, MI L22-18 - 19948 - Reported Shoaling - Holland Harbor, MI L22-17 - 19947 - Reported Shoaling - St. Joseph Harbor, MI L22-16 - 201374 - Operational Status - MacArthur Lock Closure, St. Marys Falls Canal, MI L22-15 - 201099-2 - Operational Status - Livingstone Channel, Detroit River, MI L22-14 - 201111 - Operational Status - MacArthur Lock Closure, St. Marys Falls Canal, MI L22-13 - 201099 - Operational Status - Livingstone Channel, Detroit River, MI L22-12 - 201011 - Operational Status - West Lock Approach, St. Marys Falls CanaI, MI L22-11 - 201008 - Operational Status - Soo Locks East Approach Closure, St. Marys Falls CanaI, MI L22-10 200974 - Operational Status - MacArthur Lock, St. Marys Falls CanaI, MI L22-09 200959 - Channel Adjustment - Menominee Harbor, MI L22-08 20146 - Ice Control Booms - Course 2, Little Rapids Channel, St. Marys River, MI L22-07 19948 - Reported Shoaling - Holland Harbor, MI L22-06 19947 - Reported Shoaling - Muskegon Harbor, MI L22-05 19828 - Operational Status - Poe and MacArthur Locks, St. Marys Falls Canal, MI L22-04 19766 - Operational Status - West Lock Approach, St. Marys Falls Canal, MI L22-03 19426 - Reported Shoaling - New Buffalo Harbor, MI L22-02 19026 - Operational Status - Poe and MacArthur Locks, St. Marys Falls Canal, MI L22-01 17888 - Operational Status - Poe and MacArthur Locks, St. Marys Falls Canal, MI
2021 NTNI'S: L21-11 17506 - Seasonal Lock Closures, St. Marys Falls Canal, MI L21-10 17146 - Ice Control Booms, Course 2, Little Rapids Channel, St. Marys River, MI L21-08-3 14986-4 - Operational Status - South East Pier, St. Marys Falls Canal, MI *Amended* L21-09 15506 - Condition of Channel, Little Lake Harbor, MI L21-07 14666 - Operational Status - Soo Locks East Approach Closure, St. Marys Falls Canal, MI L21-06 14338 - Operational Status, Poe Lock Closure, St. Marys Falls Canal, MI L21-05 13889 - Navigation Restriction, St. Joseph Harbor, MI L21-04 13864 - Ice Control Booms, Course 2, Little Rapids Channel, St. Marys River, MI L21-03 13826 - Operations Status, West Lock Approach, St. Marys Falls Canal, MI L21-02 13769 - Operational Status and Lock Closings, St. Marys Falls Canal, MI L21-01 13471 - Operational Status and Lock Closings, St. Marys Falls Canal, MI
Duluth-Superior Harbor Maintenance Dredging and Beach Nourishment on Minnesota Point
Operations & Maintenance Branch
Chief, Operations: (313) 226-6127 Chief, Operations Support Section: (313) 226-4549
Admin Support: (313) 226-3481
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