Buffalo Safe Water V-AIS
VAIS
Buffalo Harbor
Great Lakes (United States and Canada).
CG SECTOR E GREATLAKES

Maumee Safe Water V-AIS
VAIS
Maumee Bay
Great Lakes (United States and Canada).
CG SECTOR DETROIT

Great Lakes Buoy A
ULB
Great Lakes
Great Lakes (United States and Canada).
CGC MACKINAW
CG ANT TWO RIVERS

Great Lakes Buoy B
ULB
Great Lakes
CGC MACKINAW
CG ANT TWO RIVERS

Great Lakes Buoy C
ULB
Great Lakes
CGC MACKINAW
CG ANT TWO RIVERS

Painesville Fishing Pier Light
LT
Lake Erie
CG ANT BUFFALO

Maitland Wreck Mooring Buoy
LB
DE TOUR PASSAGE TO WAUGOSHANCE POINT
CG ANT SAULT STE MARIE

Sandusky Wreck Mooring Buoy
LB
DE TOUR PASSAGE TO WAUGOSHANCE POINT
CG ANT SAULT STE MARIE

William H. Barnum Wreck Mooring Buoy
LB
DE TOUR PASSAGE TO WAUGOSHANCE POINT
CG ANT SAULT STE MARIE

Genesee Chief Wreck Mooring Buoy
Cheboygan

Haltiner Barge Boiler Wreck Mooring Buoy
Alpena

Leviathan Wreck Mooring Buoy
Cheboygan

St. Andrew Wreck Mooring Buoy

Harbor Beach Buoy 7
Maintained 21 Apr. to 01 Nov.
Harbor Beach
CG ANT SAGINAW RIVER
CG ANT DETROIT

Harbor Beach Buoy 9
Maintained 21 Apr. to 01 Nov
Harbor Beach
CG ANT SAGINAW RIVER
CG ANT DETROIT

Comanche Wreck Mooring Buoy
STONY LAKE TO POINT BETSIE
CG ANT MUSKEGON

Ironsides Wreck Mooring Buoy
Grand Haven
CG ANT MUSKEGON

State of Michigan Wreck Mooring Buoy
LAKE MICHIGAN
CG ANT MUSKEGON

Anna C. Minch Wreck Mooring Buoy
Pentwater

W. H. Rounds Wreck Mooring Buoy
Harrisville
CG ANT DETROIT

Rock Island Passage Traffic (RI) V-AIS
VAIS
Rock Island Passage
CGD NINE

Maumee Bay State Park Entrance Lt 2
LT
MARK CHANNEL TO MARINA
Maumee Bay

Maumee Bay State Park Entrance Lt 1
LT
MARKS CHANNEL TO MARINA
Maumee Bay

Round Island Traffic (RI) V-AIS
Round Island
CG SECTOR N GREATLAKES

Butler Island Lighted Buoy 17
Maintained from May 1 to Nov. 14
Little Bay De Noc
CG SECTOR LAKE MICHIG

Days River Shoal Lighted Buoy 19
Maintained from May 1 to Nov. 14
Little Bay De Noc
CG SECTOR LAKE MICHIG

Racine Reef Lighted Buoy 18
Replaced by nun from Dec. 1 to Apr. 21. AIS MMSI: 993682608
Racine

Flag Island Buoy 1
BIG TRAVERSE BAY
CG SECTOR N GREATLAKES
CG ANT DULUTH

Flag Island Buoy 6
BIG TRAVERSE BAY
CG SECTOR N GREATLAKES

Flag Island Buoy 5
BIG TRAVERSE BAY
CG ANT DULUTH

St. Lawrence Seaway Lighted Buoy 124
St. Lawrence Seaway
SLSDC

Braddock Bay Light 1
Braddock Bay
CG ANT BUFFALO

Braddock Bay Light 2
Braddock Bay
CG ANT BUFFALO

Braddock Bay Light 3
Braddock Bay

Straits State Harbor Lighted Buoy B
Maintained from May. 1 to Oct. 1.

Ontonagon Harbor East Breakwater VAIS 1
REDRIDGE TO SAXON HARBOR
CG STA DULUTH

Canadian Weather Buoy 12-3 (C)
Maintained from Apr. 1 to Nov. 30
WEST END OF LAKE ERIE

Canadian Spar Buoy 20 (C)
Maintained from Apr. 1 to Nov. 30
WEST END OF LAKE ERIE

Canadian Spar Buoy 85 (C)
Maintained from Apr. 1 to Nov. 30
ISLANDS IN LAKE ERIE

Canadian Weather Buoy 12 - 2 (C)
MOSS POINT TO VERMILLION

Canadian Spar Buoy 68 (C)
MOSS POINT TO VERMILLION

SIXTEEN MILE CREEK TO CONNEAUT

Canadian Weather Buoy 12 - 5 (C)
Maintained from Apr 1. to Nov. 30
LAKE ONTARIO

Maintained from Apr 1. to Nov. 30
LAKE ONTARIO

Maintained from Apr 1. to Nov. 30
Rochester Harbor

LAKE ONTARIO

Canadian Weather Spar Buoy 882 (C)
Maintained from Jul.15 to Nov.30.
Maumee River

Canadian Weather Spar Buoy 1159 (C)
Maintained from Apr.1 to Nov.30.
Trenton Channel

Canadian Weather Spar Buoy 1161 (C)
Maintained from Apr.1 to Nov.30.
Trenton Channel

Maintained from Apr.1 to Nov.30.
Trenton Channel

Stockton Island Wave Buoy 1
Maintained from May.1 to Nov.15.
APOSTLE ISLANDS
CG ANT DULUTH

Rossford Marina Light 1
Maumee River

Rossford Marina Light 2
Maumee River

Rossford Marina Light 3

GLERL M45F
LAKE MICHIGAN

Sand Island Wave Buoy 1
Maintained from May.1 to Nov.15.
APOSTLE ISLANDS

Sand Island Wave Buoy 2
Maintained from May.1 to Nov.15.
APOSTLE ISLANDS

Wagon Trails Resort Buoy 1
Maintained from May.15 to Sep.15.
UPPER GREEN BAY

Wagon Trails Resort Buoy 2
Maintained from May.15 to Sep.15.
UPPER GREEN BAY

Wagon Trails Resort Buoy 3
Maintained from May.15 to Sep.15.
UPPER GREEN BAY

North Point Lighted Buoy 13
Maintained from 14 Apr. to 14 Nov.
Charlevoix
CGC SPAR

East Pipe 1

East Pipe 2

West Pipe 3

West Pipe 4

Portage Lake MTU Weather Buoy 1
Maintained from May.1 to Oct.1.
Keweenaw Waterway

NOAA SLMTB Buoy 1
Maintained from May.1 to Dec.1.

NOAA CHP Buoy 1
Maintained from May.1 to Dec.1.
Muddy Creek

NOAA CHP Buoy 2
Maintained from May.1 to Dec.1.
Lake Erie

NOAA CHP Buoy 4
Lake Erie

Keweenaw MTU Weather Buoy 1
Maintained from Apr.1 to Dec.15.
BIG BAY POINT TO REDRIDGE

Keweenaw MTU Weather Buoy 2
Maintained from Apr.1 to Dec.15.
BIG BAY POINT TO REDRIDGE

Big Bay Point Light
LTMA
GRAND MARAIS TO BIG BAY POINT

U.S. Gypsum Tramway Light Q
Maintained from Apr.15 to Oct.15.
Light Replaced LLNR 11165 which is Discontinued
LAKE HURON
CG ANT SAGINAW RIVER

Bay View Light
GRAND TRAVERSE BAY TO LITTLE TRAVERSE BAY

Michigan Tech Weather South Buoy
Maintained from Apr.1 to Dec.15.

GLOS Copper Harbor Weather Buoy 1
BIG BAY POINT TO REDRIDGE

NOAA GLOS Les Cheneaux Wave Buoy 1
LES CHENEAUX ISLANDS

UMN NE of Apostle Meteorological Buoy 2
Maintained from May.1 to Oct.31.
BEAVER BAY TO PIGEON POINT

UMN Bark PT Meteorological Buoy 1
Maintained from May.1 to Oct.31.
LITTLE GIRLS POINT TO SILVER BAY

Purdue University Meteorological Buoy 1A
Chicago North Side

Chequamegon Point Lighted Buoy 5
Replaced by can from Nov. 21 to May 21.
CGC SPAR

Salmon Unlimited Weather Buoy
LAKE MICHIGAN

Frankfort NOAA Wave Buoy 1

Buffalo State College Weather Buoy 1

Port Washington NOAA Weather Wave Buoy 1
PORT WASHINGTON TO WAUKEGAN

Sheboygan NOAA Weather Wave Buoy 1
Sheboygan

SaginawBay NOAA Weather Wave Buoy 1
LAKE HURON

Chicago 31 Street Harbor Lighted Fixed Aid 1

Chicago 31 Street Harbor Lighted Fixed Aid 2
Chicago North Side

North Manitou Island Weather Wave Buoy 1
PLATTE BAY TO LELAND

East Grand Traverse Bay Weather Wave Buoy 1
GRAND TRAVERSE BAY TO LITTLE TRAVERSE BAY

West Grand Traverse Bay Weather Wave Buoy 2
GRAND TRAVERSE BAY TO LITTLE TRAVERSE BAY

East Isle Royale Weather Wave Buoy 1
Lake Superior

West Isle Royale Weather Wave Buoy 2
Lake Superior

Washington Island Weather Wave Buoy 1

Morton Salt Company Boatloading South Light

Green Bay Lower Weather Buoy 1
LOWER GREEN BAY

Presque Isle Weather Wave Buoy 1
MARQUETTE AND PRESQUE ISLE HARBORS

Isle Royale North Weather Wave Buoy 1
Maintained Year round.

ACOE Lake St Clair Water Sensor Buoy 1

UWM GB Research Buoy
Sheboygan

Grand River Buoy 27
Maintained from May 1 to Nov 1.
Grand River

Great Lakes East Breakwater Danger Buoy
Maintained from 14 Apr to 14 Oct.
CG SECTOR LAKE MICHIG

Great Lakes South Breakwater Danger Buoy
Maintained from 14 Apr to 14 Oct.

Olcott Harbor Detached Breakwater West Light
Maintained Year round.

Olcott Harbor Detached Breakwater East Light
Maintained Year round.

Sandusky Bay East Wetland Breakwater Light 1
Maintained year round.
Sandusky Harbor

Sandusky Bay East Wetland Breakwater Light 2
Maintained year round.
Sandusky Harbor

GLERL SBWR
LAKE HURON

GLERL TBWA
HARRISVILLE TO FORTY MILE POINT

GLERL TBWB
HARRISVILLE TO FORTY MILE POINT

GLERL SBWN

ACOE LKSTC Water Sensor Buoy 1
Water Sensor Buoy

East Alpena Channel Buoy 1
HARRISVILLE TO FORTY MILE POINT

NOAA Algoma Weather Wave Buoy 1
Sheboygan

Menominee River Buoy 2A
Maintained from May 7 to Nov 7.
Menominee

Grand Marais Weather Wave Buoy 1
GRAND MARAIS TO BIG BAY POINT

GLWA Lakeport Weather Buoy 1

Limno Tech Rocky River Weather Buoy 1

Limno Tech Euclid Weather Buoy 1

Crooked Lake Daybeacon 81
DBN
Crooked Lake

TBNMS Wreck Mooring "Sprangler" Lighted Buoy 1

TBNMS Wreck Mooring "Etruria" Lighted Buoy 2

TBNMS Wreck Mooring "Merrick" Lighted Buoy 3

TBNMS Wreck Mooring "Choctaw" Lighted Buoy 4

TBNMS Wreck Mooring "Defiance" Lighted Buoy 5

TBNMS Wreck Mooring "Windiate" Lighted Buoy 6

TBNMS Wreck Mooring "Norman" Lighted Buoy 7

TBNMS Wreck Mooring "Northwestern" Lighted Buoy 8

TBNMS Wreck Mooring "Typo" Lighted Buoy 9

TBNMS Wreck Mooring "Ohio" Lighted Buoy 10

TBNMS Wreck Subsurface "Florida" Buoy
Sub Surface Buoy 40FT below Surface

TBNMS Wreck Subsurface "Audubon" Buoy
Sub Surface Buoy 40FT below Surface

Limno Tech Maumee Bay Weather Buoy A

Limno Tech Erie Island Weather Buoy B
ISLANDS IN LAKE ERIE

Limno Tech Port Clinton Weather Buoy C
Cooley Canal

Limno Tech OWC Huron Weather Buoy D

Limno Tech Sheffield Weather Buoy E

Limno Tech Edgewater Weather Buoy F
Maintained from Apr.15 to Nov.15

Limno Tech Euclid Beach Weather Buoy G

Limno Tech Fairport Harbor Weather Buoy H

Limno Tech Ashtabula Harbor Weather Buoy I
Ashtabula Harbor

GLF Sturgeon Bay Weather Buoy 1
Maintained from Apr.1 to Oct.31.
WAUGOSHANCE POINT TO SEUL CHOIX POINT

Indiana Harbor Canal Street Abutment Light 1
CALUMET AND INDIANA HARBORS

Indiana Harbor Canal Street Abutment Light 2
CALUMET AND INDIANA HARBORS

UWM Port Washington Weather Wave Buoy 1
STONY LAKE TO POINT BETSIE

USGS Irondequoit Bay Weather Buoy 1

NOAA GLERL WLE 8 Toledo Beach Wave Buoy 1
WEST END OF LAKE ERIE

NOAA GLERL WLE 13 West Sister Island Wave Buoy 1

NOAA GLERL CHP 10 North of Presque Isle Wave Buoy 1

Canadian Weather Buoy S - 3067 (C)
Rochester Harbor

UFI Oswego Weather Lighted Buoy
Maintained from 01 May to 01 Nov

MTU Northern Green Bay Weather Wave Buoy 1

MTU Whitefish Point Weather Wave Buoy 1
Lake Superior

MTU Grand Marais Weather Wave Buoy 1
Maintained year round.

MTU Ontonagon Weather Wave Buoy 1

UCSD CDIP - 268 Weather Wave Buoy 1

UCSD CDIP - 269 Weather Wave Buoy 1

Canada Weather Spar Buoy 955 (C)

Canada Weather Spar Buoy 965 (C)

Canada Weather Spar Buoy 969 (C)

WISC Portes Des Mortes Passage Weather Wave Buoy 1

Village of Clayton Wave Attenuator Buoy 1

Village of Clayton Wave Attenuator Buoy 2

Village of Clayton Wave Attenuator Buoy 3

Univ of Illinois Winthrop Weather Wave (45187) Buoy A
Kenosha

Univ of Illinois Waukegon Weather Wave (45186) Buoy B
Kenosha

Green Bay Marina South LT 1

Green Bay Marina South LT 2

Green Bay South Fishing Pier A

Green Bay South Fishing Pier B

Detroit Wayne County Port Authority Pier Light A
Detroit River

Detroit Wayne County Port Authority Pier Light B
Detroit River

Cedar River Buoy 3
Maintained from May 14 to Nov. 14

Duluth LSNE Water Quality Buoy 1
Maintained from Apr.22 to Oct.31.

USSD CDIP 274 Weather Wave Buoy 1

NOAA GLERL OB-26 North Saginaw Bay Water Quality Wave buoy

NOAA Wisconsin Shipwreck Pathfinder NMS Shallow Water Unlighted Buoy
ALGOMA TO SHEBOYGAN

NOAA Wisconsin Shipwreck Continential NMS Shallow Water Unlighted Buoy 1
ALGOMA TO SHEBOYGAN

NOAA Wisconsin Shipwreck Lookout NMS Shallow Water Unlighted Buoy 2
ALGOMA TO SHEBOYGAN

NOAA Wisconsin Shipwreck LaSalle NMS Shallow Water Unlighted Buoy 3

NOAA Wisconsin Shipwreck Major Anderson NMS Shallow Water Unlighted Buoy 4

NOAA Wisconsin Shipwreck Tubal Cain NMS Shallow Water Unlighted Buoy 5

NOAA / GLERL North of Cleveland Harbor CHP 3 Weather Wave Buoy
Maintained from June.1 to Dec.1.

NOAA / GLERL North of Euclid Harbor CHP 5 Weather Wave Buoy
Maintained from June.1 to Dec.1.

WISC Apostle Island MSC Wave Buoy 1
Chequamegon Bay

WISC Apostle Island LSB Wave Buoy 2
Chequamegon Bay

WISC Apostle Island DI Wave Buoy 3
Chequamegon Bay

WISC Apostle Island Presque ISD PT Wave Buoy 4

WISC Apostle Island Long ISD PT Wave Buoy 5

St. Clair Flats Lighted Danger Buoy A
“DANGER ROCKS”
Maintained from 21 Apr to 01 Nov.
St. Clair Flats Canal

St. Clair Flats Lighted Danger Buoy B
“DANGER ROCKS”
Maintained from 21 Apr to 01 Nov.
St. Clair Flats Canal

St. Clair Flats Lighted Danger Buoy C
“DANGER ROCKS”
Maintained from 21 Apr to 01 Nov.
St. Clair Flats Canal

Lake Kabetogama Buoy 30
Kabetogama Lake

Joe’s Point Buoy 19
Namakan Lake

Frankfort Harbor Buoy 1
Maintained from 14 May to 14 Oct.
Frankfort

Frankfort Harbor Buoy 2
Maintained from 14 May to 14 Oct.
Frankfort

Frankfort Harbor Lighted Buoy 3
Maintained from 14 May to 14 Oct.
Frankfort

Frankfort Harbor Lighted Buoy 4

Limno Tech Toledo Water Quality Buoy A

WSCNMS Wreck Mooring "Advance" Lighted Buoy 1

WSCNMS Wreck Mooring "Algoma" Lighted Buoy 2

WSCNMS Wreck Mooring "America" Lighted Buoy 3

WSCNMS Wreck Mooring "Floretta" Lighted Buoy 4

WSCNMS Wreck Mooring "Gallinipper" Lighted Buoy 5

WSCNMS Wreck Mooring "Helvetia" Lighted Buoy 6

WSCNMS Wreck Mooring "Home" Lighted Buoy 7

WSCNMS Wreck Mooring "Mahoning" Lighted Buoy 8

WSCNMS Wreck Mooring "Niagara" Lighted Buoy 9

WSCNMS Wreck Mooring "Northerner" Lighted Buoy 10

WSCNMS Wreck Mooring "Robert Pringle" Lighted Buoy 11

WSCNMS Wreck Mooring "Rouse Simmons" Lighted Buoy 12

WSCNMS Wreck "S. C. Baldwin" Lighted Buoy 13

WSCNMS Wreck Mooring "Selah Chamberlain" Lighted Buoy 14

WSCNMS Wreck Mooring "Silver Lake" Lighted Buoy 15

WSCNMS Wreck "Henry Gust" Subsurface Buoy 16
Sub Surface Buoy 40 FT below Surface

WSCNMS Wreck "Vernon" Subsurface Buoy 17
Sub Surface Buoy 40 FT below Surface

WSCNMS Wreck Mooring "Walter B. Allen" Subsurface Buoy 18
Sub Surface Buoy 40 FT below Surface

WSCNMS Wreck Mooring "Crawler Crane" Lighted Buoy 19

WDNR Lower Green Bay Long Tail Point Water Quality Monitoring Buoy 1
Maintained from Sep.1 to Dec.1.
LOWER GREEN BAY

WDNR Lower Green Bay Long Tail Point Water Quality Monitoring Buoy 2
Maintained from Sep.1 to Dec.1.
LOWER GREEN BAY

St. Lawrence Seaway Light 2 (C)
Seasonal.
St. Lawrence Seaway
UNKNOWN UNIT

St. Lawrence Seaway Lighted Buoy 3
Year Round Lighted Buoy Aid maintained by GLS
St. Lawrence Seaway
SLSDC

St. Lawrence Seaway Light 4 (C)
Seasonal.
UNKNOWN UNIT

St. Lawrence Seaway Lighted Buoy 5
Year Round Lighted Buoy Aid maintained by GLS

St. Lawrence Seaway Lighted Buoy 5A
Year Round Lighted Buoy Aid maintained by GLS

St. Lawrence Seaway Lighted Buoy 5B

St. Lawrence Seaway Lighted Buoy 6A

St. Lawrence Seaway Light 10 Sector (C)
White sector indicates
preferred channel.
Seasonal.
White skeleton tower on pile crib with orange triangular daymark.
UNKNOWN UNIT

St. Lawrence Seaway Light 10 Direction (C)
Visible from 044.5° to 051.5°.
Increased intensity on a
bearing of 048°.
White skeleton tower on pile crib with orange triangular daymark.

St. Lawrence Seaway Light 11
Maintained from Apr. 1 to
Dec. 15.
SLSDC

St. Lawrence Seaway Light 13
Maintained from Apr. 1
to Dec. 15.

Polly'S Gut Training Dike East End Light A

Polly'S Gut Training Dike West End Light B
Maintained from Apr. 1
to Dec. 15.

Polly's Gut Training Dike A Light C

St. Lawrence Seaway Buoy 19

St. Lawrence Seaway Light 20

St. Lawrence Seaway Mooring Cells Light A

St. Lawrence Seaway Mooring Cells Light B

St. Lawrence Seaway Mooring Cells Light C

Year Round Lighted Buoy

Year round lighted buoy.

St. Lawrence Seaway Mooring Cells Light D

St. Lawrence Seaway Lighted Buoy 46A
Maintained from Apr. 1
to Dec. 15.

Maintained from Apr. 15 to
Dec. 15.

Winter marker.

Mainatained from Apr. 1 to
Dec. 15.

Cat Island Leading Light
Visible 4° each side of 257.4°

Lake St. Lawrence Yacht Club Channel Lighted Buoy 60

Wilson Hill Range Front Light
Orange triangular daymark with
black stripes on square tower.
RF

Wilson Hill Range Rear Light
Orange triangular daymark with
black stripes on square tower.
RR

Weaver Shoal Anchorage Area E Lighted Buoy XA (C)

Weaver Shoal Anchorage Area W Lighted Buoy XC (C)

St. Lawrence Seaway Light 68 (C)

St. Lawrence Seaway Lighted Buoy 72 (C)

St. Lawrence Seaway Lighted Buoy 74 (C)

Doran Shoal Range Front Light (C)
Orange triangular daymark with black stripes on skeleton tower.
RF

Doran Shoal Range Rear Light (C)
Orange triangular daymark with black stripes on skeleton tower.
RR

Spar; winter marker.

Weaver Shoal Range Rear Light (C)
White inverted triangular daymark
with black stripe on skeleton
tower.
RR

St. Lawrence Seaway Lighted Buoy 78 (C)

Goose Neck Island Shoals Range Front Light (C)
Orange triangular daymark with
black stripes on skeleton tower.
RF

Goose Neck Island Shoals Range Rear Light (C)
Orange inverted daymark with black stripes on skeleton tower.

White circular tower with green
band at top.

Maintained from Apr. 15 to

Canada Island Anchorage Area N Lighted Buoy XJ (C)

Can Winter Mark

Ogden Island Range Front Light
Orange triangular daymark with black stripes on skeleton tower on cell.

Ogden Island Range Rear Light
Orange triangular daymark with black stripes on square tower.

Mariatown Range Front Light (C)
Orange triagular daymark with black stripes on white skeleton tower.

St. Lawrence Seaway Lighted Buoy 92A (C)

Mariatown Approach Range Front Light (C)
Orange triangular daymark with black stripe on white skeleton tower.

Mariatown Approach Range Rear Light (C)
Orange triangular daymark with black stripe on white skeleton tower.

St. Lawrence Seaway Lighted Buoy 96A (C)

Iroquois Lock Range Front Light (C)
Orange triangular daymark with black stripes on white skeleton tower.

St. Lawrence Seaway Lighted Buoy 108A (C)

Iroquois Approach Range Front Light (C)
Orange triangular daymark with black stripes on white skeleton tower.

Iroquois Approach Range Rear Light (C)
Orange triangular daymark with black stripes on white skeleton tower.

Orange triangular daymark on white skeleton tower.

Toussaint Island West Light (C)

Sparrowhawk Point Leading Light
Higher intensity beam on bearing 205.8°.
Orange triangular daymark with black stripe on post.

CG SECTOR E GREATLAKES

Galop Island East Range Front Light
Orange triangular daymark with black stripes on skeleton tower.

Galop Island East Range Rear Light
Orange triangular daymark with black stripes on square tower.

White square daymark with green border on white pile.

Drummond Island Range Front Light (C)
Orange inverted triangular daymark with black stripe on white skeleton tower.

Drummond Island Range Rear Light (C)
Orange inverted triangular daymark with black stripes on skeleton tower.

Galop Island West Range Front Light

Galop Island West Range Rear Light

Chimney Island Leading Light

St. Lawrence Seaway Lighted Buoy 131B

Prescott Heritage Harbour Light (C)

Catamaran Shoal Buoy Lighted 135

South Mcnair Shoal Lighted Buoy 137A (C)

Brockville Breakwater Light (C)
LTMA

Skeleton Island Light 138 (C)

Refugee Island Shoal Lighted Buoy 139 (C)

Mccoy Island Light 141 (C)

Royal Island Light 142 (C)

Stovin Island Light 145 (C)

Needles Eye Island Light 146 (C)

Derottenburg Lighted Buoy 145A (C)

Dewatteville Island Range Front Light (C)
Orange triangular daymark with black stripes on white circular tower with red top.

Dewatteville Island Range Rear Light (C)
Visible on range line only. Seasonal.
Orange inverted triangular daymark with black stripes on red skeleton tower.

Cole Shoal Lighted Buoy 150A (C)

Brockville Crossover Range Front Light (C)
Orange trianglar daymark with black stripe on white circular tower.

Brockville Crossover Range Rear Light (C)
Orange inverted triangular daymark with black stripe on white skeleton tower.

CGD NINE

Chippewa Point Directional Light
White from 193° to 195°, red from 189° to 193°, green from 195° to 199°.

RACON: M ( - - )

S .L.S .D.C .

Point Vivian Leading Light

Buoy maintained by GLS.

Maintained from Apr. 1 to Dec. 15.

St. Lawrence Seaway Buoy 228

Wolfe Island Cut Lighted Buoy Pv2 (C)

Wolfe Island Cut Lighted Buoy Pv1 (C)

Wolfe Island Cut North Lighted Buoy Pv6 (C)

Wolfe Island Light (C)
LTMA

Bayfield Island Light (C)
F R 260.5° to 262°, Al WR 262° to 262.25°, W phase increasing with
bearing, F W 262.25° to
264°, G phase increasing
with bearing, F G 264° to
265.5°.
White square skeleton tower with orange triangular daymark.

Irvine Point Range Front Light (C)
Visible on range line only. Seasonal.
Orange rectangular daymark with black vertical stripe on white skeleton tower.

Irvine Point Range Rear Light (C)
Visible on range line only. Seasonal.
Orange rectangular daymark with black vertical stripe on white skeleton tower.

Carleton Island Leading Light
Visible on bearing 033° only.
Orange triangular daymark with black stripes on square tower.

Tibbetts Point Traffic Lighted Buoy

Niagara River Range Front Light (C)
Niagara River

Outer Light (C)
Maintained from Apr. to Dec. Seasonal.

St. Catherine`S Outer Light (C)

Entrance Range Front Light (C)

Nine Mile Point Light (C)
Seasonal. Emergency light.
CLAYTON TO FALSE DUCK ISLAND

Pigeon Island Light (C)
White square skeleton tower with red top.
CLAYTON TO FALSE DUCK ISLAND

South Charity Shoal Lighted Buoy M7 (C)
CLAYTON TO FALSE DUCK ISLAND

Main Duck Island Light (C)
Seasonal. Emergency light.
White octagonal tower with red upper portion.

The Ducks Lighted Buoy MM2 (C)

Main Duck Island Lighted Buoy M9 (C)

False Ducks Light (C)
Hexagonal tower with red and white bands.

False Ducks Bank Lighted Buoy K12 (C)

Prince Edward Point Light (C)

Point Petre Light (C)

Scotch Bonnet Island Light (C)

Proctor Point Light (C)

Middle Reefs Lighted Buoy EU4 (C)
Seasonal. No winter mark.

Bird Island Reef EU Buoy 6 (C)
Maintained from May 1 to Oct. 7.

Limekiln Reef EU Buoy 7 (C)
Maintained from May 1 to Oct. 7.

Bird Island Reef EU Buoy 8 (C)
Maintained from May 1 to Oct. 7.

Chippawa Light (C)
Defines danger zone above Niagara Falls.
Private aid.
Chippawa Channel

West Breakwater Light (C)

Inner Light (C)

Southeast Shoal Light (C)
Winter light Fl W 4s. Seasonal. Emergency light.
White square structure with red stripes on pyramidal base.

Southeast Shoal Lighted Buoy X (C)

Pelee Point Lighted Bell Buoy EP2 (C)

Grubb Reef Lighted Buoy E8 (C)

Traffic Lighted Buoy P (C)

Middle Ground Lighted Buoy E9 (C)

Light (C)
Winter light Fl W 4s. Seasonal.
White circular tower with green upper and lower portions; on pier.

Turning Lighted Buoy E10 (C)

Scudder Breakwater Light (C)

Scudder Wharf Light (C)

Colchester Reef Light (C)
Red skeleton tower with red rectangular daymark on two sides.

Middle Sister Island Light (C)
May be obscured by trees from south-southwest approaches. Seasonal.

Detroit River Pier Light 30D (C)
Amherstburg Channel

Bar Point Pier Light D33 (C)
Light obscured from 090° to 191°.
Amherstburg Channel

Bar Point Range Front Light D49 (C)
Visible on range line only.
Fluorescent orange triangular daymark on white circular tower with green upper portion and
black vertical stripe.
Amherstburg Channel

Hackett Reach Range Front Light (C)
Visible on range line only.
Orange triangular daymark with black stripes on pile.

Lighted Buoy D37 (C)

Lighted Buoy D45 (C)

Lighted Buoy D46 (C)

Light D53 (C)

Amherstburg Range Front Light D65 (C)
Orange triangular daymark with black stripe on white circular tower with green top.

Limekiln Crossing Range Front Light (C)
Visible on range line only. Range leads to Fort Malden Range Line.
Orange triangular daymark with black stripe on skeleton tower.
Detroit River

Light D69 (C)

Fort Malden Range Front Light (C)
Visible on range line only.
Orange triangular daymark with black vertical stripe on white circular tower.
Ballards Reef Channel

Light D71 (C)
Ballards Reef Channel

Livingstone Channel Upper Entrance Light (C)
Emergency light Fl (2) W 15s. HORN: (two-tone) 1 blast ev 15s (4s bl). Operates year round.
White circular tower mounted on white square crib.
Ballards Reef Channel

Green stripes on the corners of a white square tower.

Lighted Buoy DFB (C)

Lighted Buoy Dl1 (C)
Livingstone Channel

Fighting Island North Lighted Buoy 104D (C)
Spar; winter marker. Seasonal.
Above Fighting Island

Fighting Island Anchorage Lighted Buoy Dq (C)
Above Fighting Island

Fighting Island North Anchorage Light (C)
Visible all around. Seasonal.
SY with black anchor on yellow circular tower.
Above Fighting Island

Detroit River Lighted Buoy D108 (C)

Fleming Channel

Squirrel Island Range Front Light (C)
Orange triangular daymark with black vertical stripe on white square skeleton tower.
Lake St. Clair

Pier Light X32/2 (C)
Lake St. Clair

Pier Light X43 (C)
Lake St. Clair

Pier Light X44 (C)
White square tower with red stripes on corners.

Pier Light X47 (C)

White square tower with red stripes on corners.

Lighted Buoy X50 (C)

Lighted Buoy A14 (C)

Light A20 (C)
White square tower with red stripes on corners.
St. Clair River

Lighted Buoy A22 (C)
St. Clair River

St. Clair River Light A26 (C)
St. Clair River

Walpole Island Lighted Buoy A30 (C)

Walpole Island Light (C)

Walpole Island Lower Light A32 (C)

Walpole Island Ferry Breakwater Light (C)

Walpole Island Upper Light A34 (C)

Chenal Ecarte Shoal Lighted Buoy A36 (C)

Chenal Ecarte Range Front Light (C)
Orange triangular daymark with black stripe on circular tower.

Kessel Point Light (C)
Orange diamond daymark on white square skeleton mast.

Recors Point Lighted Buoy A44 (C)

Bowens Creek Directional Light (C)
Higher intensity beam on on bearings 022° and 159°.

Harts Landing Lighted Buoy A46 (C)

Courtright Light (C)

Mooretown Light (C)

St. Clair Middle Ground Lighted Buoy A54 (C)

Stag Island Shoal Lower Junction Lighted Buoy AMB (C)

Stag Island North Cardinal Lighted Buoy Am (C)
Spar; winter marker. Seasonal.

Lighted Buoy A60 (C)
Spar; winter marker. Seasonal.

Stag Island North End Lighted Buoy AM3 (C)

Point Edward Lighted Buoy A66 (C)

Point Edward Lighted Buoy A68 (C)

Point Edward Range Front Light (C)
Visible from all points of approach.
Orange triangular daymark with black vertical stripe on white circular tower with red band at top.
PORT HURON TO PTE AUX BARQUES

Lake Huron Cut Lighted Buoy 2 (C)
Lake Huron Cut

Goderich (Main) Light (C)

Point Clark Light (C)

Cove Island Light (C)
Seasonal. Emergency light.
White circular tower with dwelling attached.

Great Duck Island Light (C)

Hay Point Range Front Light (C)
White daymark with orange stripe on square tower.
Munuscong Lake

Upbound Range Front Light (C)
White daymark with orange stripe on square tower.
Sailors Encampment Channel

Lighted Buoy Q22 (C)
Sailors Encampment Channel
CGC BUCKTHORN

Rains Wharf Range Front Light (C)
Visible on range line only. Passing light F W, visible all around. Seasonal.
White daymark with orange stripe on circular tower.
Sailors Encampment Channel

Stribling Point Upbound Range Front Light (C)
White daymark with orange stripe on skeleton tower.
Middle Neebish Channel

Bayfield Dike Light (C)
Red and white striped triangular daymark on mast.
Bayfield Channel

Southeast Pierhead Light
Bayfield Channel

East Center Pierhead Light
Bayfield Channel

Northeast Pierhead Light

West Center Pierhead Light
Vidal Shoals Channel

Southwest Pier Light
Vidal Shoals Channel

Southwest Pierhead Light
Vidal Shoals Channel

Northwest Pierhead Light
SIREN: Answers signals.

Canadian Canal Upper Entrance Range Front Light (C)
Lighted throughout 24 hours. Seasonal.
Red square daymark with white vertical stripe on skeleton tower.

Canadian Canal Upper Entrance Range Rear Light (C)
Lighted throughout 24 hours. Seasonal.
Red square daymark with white vertical stripe on skeleton tower.

Pointe Aux Pins Range Front Light (C)
Pointe Aux Pins Channel

Ile Parisienne Light (C)
ST MARYS RIVER TO AU SABLE POINT

Caribou Island Light (C)
Emergency light. Seasonal.
GRAND PORTAGE BAY TO SHESHEEB POINT

Michipicoten Harbor Light (C)
Seasonal. HORN: 2 blasts ev 60s (3s bl). Horn points 210°.
Operates by keying mike 5
times on VHF-FM Ch. 19.
Emergency light.
GRAND PORTAGE BAY TO SHESHEEB POINT

Slate Islands Light (C)
Emergency light.
GRAND PORTAGE BAY TO SHESHEEB POINT

Battle Island Light (C)
Emergency light.

Point Parphyry Light (C)
Fixed white between flashes.

Trowbridge Island Light (C)

Angus Island Light (C)

Thunder Cape Light (C)
Red and white rectangular daymark on tower.

Jarvis Rock Light (C)
Red and white rectangular daymark on mast.

Thunder Bay (Main) Light (C)
Floodlighted.
HORN: 3 blasts ev 60s (2s bl-
3s si-2s bl-3s si-2s bl-48s si).
Operates by keying the
microphone five times on VHF-FM Ch. 79.

Penasse Island Light (C)
Visible from 181° to 076°.
Red and white rectangular daymark on circular mast.

Boucha Island Light (C)

Birch Point Light (C)
Fluorescent red and white banded
rectangular daymark on mast.

Buffalo Point Marina Entrance Lighted Buoy (C)

Buffalo Point Light (C)
Red and white banded diamond
daymark on mast.

Brule Point Light (C)
Red and white rectangular daymark with black square in center on post.
Zipple Bay

Rocky Point Light (C)
Zipple Bay

Burton Island Light (C)
Florescent red and white
rectangular daymark with black
square in center on skeleton
tower.
Zipple Bay

Fort Frances Ranier Bridge Light (C)
RAINY LAKE INTERNATIONAL FALLS TO DRYWEED ISLAND

Capstan Reef Light (C)
Radar reflector.
RAINY LAKE DRYWEED ISLAND TO BIG ISLAND

Mackenzie Island Light (C)
Visible from 290° to 110°.
RAINY LAKE DRYWEED ISLAND TO BIG ISLAND

Brule Island Light (C)
Brule Narrows

Gull Rocks Light (C)
Rainy Lake

Lake St. Lawrence Yacht Club Channel Light 58

Weaver Shoal Range Front Light (C)
White triangular daymark with
black stripe on skeleton tower.

Mariatown Range Rear Light (C)
Orange inverted triangular daymark with black stripes on white skeleton tower.

North Mcnair Shoal Lighted Buoy 136 (C)

Maintained from Apr . 1 to Dec. 15.

Allan Otty Shoal Lighted Buoy 2

William Shoal Lighted Buoy K11 (C)

Traverse Shoal Lighted Buoy K14 (C)

Long Point Light (C)
White octagonal tower with red upper portion.

North Harbor Island Reef Lighted Buoy E13 (C)

Maybury Highway Light 10 (C)

Stag Island Shoal Light (C)

Pointe Aux Pins Range Rear Light (C)
Pointe Aux Pins Channel

Pointe Aux Pins Main Light (C)
On circular tower with red and white bands.
Pointe Aux Pins Channel

Gros Cap Reefs Light (C)
Point Iroquois

Blind Sodus Bay Breakwater Barrier Danger Buoy 1

Blind Sodus Bay Breakwater Barrier Danger Buoy 2

Blind Sodus Bay Breakwater Barrier Danger Buoy 3

Blind Sodus Bay Breakwater Barrier Red Buoy 2

Blind Sodus Bay Breakwater Barrier Red Buoy 4

Blind Sodus Bay Breakwater Barrier Green Buoy 1

Blind Sodus Bay Breakwater Barrier Green Buoy 3

Mullett Lake Light 24
Mullett Lake

Cheboygan River Daybeacon 1
DBN
Cheboygan River

Indian River Daybeacon 25
DBN
Indian River
CG GP SAULT STE MARIE

Crooked Lake Daybeacon 82
Crooked Lake

Mullett Lake Light 24A
Mullett Lake

Chicago Navy Pier Marina Light 1
Chicago Harbor

Chicago Navy Pier Marina Lighted Buoy 2
Chicago Harbor

Chicago Navy Pier Marina Lighted Wave Attenuator 2
Maintained from Apr.1 to Nov.15
CHICAGO LAKE FRONT

Chicago Navy Pier Marina Lighted Wave Attenuator 3
Maintained from Apr.1 to Nov.15

Chicago Navy Pier Marina Lighted Wave Attenuator 4
CHICAGO LAKE FRONT

Chicago Harbor

CG STA TWO RIVERS

UMN Two Harbor Meteorological Weather Buoy 1
Weather motoring for AOR... Sector is Northern Great Lakes

ODC Water Quality Buoy 1
Water Quality Buoy
Lake Macatawa

MTU Ludington Water Level Buoy 1
Weather Buoy measure Water levels for NOAA & USACE

MTU Muskegon Water Level Weather Buoy 1
Weather Buoy measure Water levels for NOAA & USACE

MTU Holland Water Lavel Weather Buoy 1
Weather Buoy measure Water levels for NOAA & USACE

MTU Grand Island Carbon Science Weather Buoy 1
Weather Buoy Measure Carbon levels for NOAA & USACE

MTU Euclid Carbon Science Weather Buoy 1
Weather Buoy measure Carbon levels for NOAA & USACE

WLA Water Quality Buoy 1
Mooring Buoy
White Lake

WISC Wisconsin Bay Water Quality buoy 1
Temporary Water Quality Buoy till 1 Nov 2025
Temporary Buoy till 11/01/2025

WISC Green Bay Water Quality Buoy 2
Temporary Water Quality Buoy till 1 Nov 2025
Temporary Water Quality Buoy
CG STA TWO RIVERS

Grayhaven State Harbor Light 1

Grayhaven State Harbor Lighted Buoy 2

UMN Park Point Lighted Weather Wave Buoy 1
Weather Wave Monitoring buoy

UMN WI Point Lighted Weather Wave Buoy 1
Temporary till 11/21/2025

Eagle Nest Marina Entrance Light 2
New Marina Established

Eagle Nest Marina Entrance Light 1
New Marina Established

Duluth Spear Lighted Weather Wave Monitoring Buoy 1
Maintained from Mar.1 to Nov.30.
Weather Monitoring Wave Buoy

Duluth Spear Lighted Weather Wave Monitoring Buoy 2
Maintained from Mar.1 to Nov.30.
Weather Wave Monitoring Buoy

Duluth Spear Lighted Weather Wave Monitoring Buoy 3
Maintained from Mar.1 to Nov.30.
Weather Wave Monitoring Buoy

Weather Wave Monitoring

Limno Tech Belle Isle Water Quality Lighted Buoy A
40 Inch yellow Foam Hull- 6ft Above Water
Water Quality Buoy
Fleming Channel

UFI Oak Orchard Weather Lighted Buoy
Maintained from 01 May to 01 Nov