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Navigational Warnings (NAVWARNs) replace Notices to Shipping (NOTSHIPs) and shall be construed as Notices to Shipping
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Showing results 41 to 60, from 1,585 total results.
Showing results 41 to 60, from 1,585 total results.
Areas affected by the message
Newly Discovered Dangers - Trois-Rivières to Donnacona
2026-06-11 18:17 UTC
NW-C-2301-26

Shoal located in area bounded by:

46 24.012N 072 24.080W
46 24.011N 072 24.082W
46 24.012N 072 24.083W
46 24.013N 072 24.081W

Depth: 11.0 metres
In Force Shoals number Q5119/26 refers.

Areas affected by the message
Newly Discovered Dangers - Trois-Rivières to Donnacona
2026-06-11 18:02 UTC
NW-C-2293-26

Shoal located in area bounded by:

46 38.882N 071 45.210W
46 38.884N 071 45.215W
46 38.888N 071 45.212W
46 38.886N 071 45.207W

Depth: 10.6 metres
In Force Shoals number Q5123/26 refers.

Cancels NW-C-1960-26
Areas affected by the message
Aids to Navigation - Muskoka Lakes - Lake Rosseau
2026-06-11 17:49 UTC
NW-C-2292-26

Off station at 45 14.837N 079 37.151W.

Aids: Burnt Island red spar buoy MJ2
Areas affected by the message
Newly Discovered Dangers - Trois-Rivières to Donnacona
2026-06-11 15:46 UTC
NW-C-2290-26

Shoal located in area bounded by:

46 22.493N 072 28.075W
46 22.514N 072 27.997W
46 22.509N 072 27.994W
46 22.488N 072 28.073W

Depth: 11.0 metres
In Force Shoals number Q5117/26 refers.

Areas affected by the message
Newly Discovered Dangers - Trois-Rivières to Donnacona
2026-06-11 15:45 UTC
NW-C-2289-26

Shoal located in area bounded by:

46 22.749N 072 26.805W
46 22.749N 072 26.807W
46 22.751N 072 26.808W
46 22.751N 072 26.806W

Depth: 11.0 metres
In Force Shoals number Q5118/26 refers.

Cancels NW-C-2265-26
Areas affected by the message
Aids to Navigation - St. Marys River - Neebish Island
2026-06-11 15:34 UTC
NW-C-2288-26

Munuscong Channel (Upbound) lighted buoy 35 U.S. LL 13245 unreliable, improper characteristics.

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0088-26 refers.

Areas affected by the message
Aids to Navigation - St. Marys River - Neebish Island
2026-06-11 15:34 UTC
NW-C-2287-26

Munuscong Channel (Upbound) lighted buoy 6 U.S. LL 13055 unlit. 

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0086-26 refers.

Areas affected by the message
Aids to Navigation - St. Marys River - Neebish Island
2026-06-11 15:33 UTC
NW-C-2286-26

Munuscong Channel (Upbound) lighted buoy 33 U.S. LL 13235 unlit.

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0087-26 refers.

Areas affected by the message
Marine Works - Fourchu
2026-06-11 14:22 UTC
NW-M-0774-26

Construction underway at the Louisbourg Government Wharf Construction Mondays to Fridays during daylight hours. Caution.

Areas affected by the message
Scientific Instruments Change - Lake Ontario - Hamilton Harbour
2026-06-11 13:49 UTC
NW-C-2283-26

The following scientific moorings have been temporarily established:

Spar 06
43 18.317N 079 49.250W

Spar 51
43 16.750N 079 52.600W

Spar 24
43 17.117N 079 47.650W

The moorings are marked with a yellow buoy equipped with an amber flashing light and radar reflector.

Stay clear 100 metres.

Areas affected by the message
Aids to Navigation - Southwest Coast
2026-06-11 13:02 UTC
NW-N-0382-26

Off position

Aids: Vestal Rock light and bell buoy PK4 LL 73.8
Areas affected by the message
Aids to Navigation - Chaleur - Miscou - south
2026-06-11 12:23 UTC
NW-M-0773-26

Unlit

Aids: Shippegan Gully light buoy TJ12 LL 1249.1
Areas affected by the message
Scientific Instruments Change - Southwestern Shore
2026-06-11 12:15 UTC
NW-M-0772-26

Spotter wave buoy deployment at 44°27'00.3"N 64°22'36.2"W. It is bright yellow and black in colour and measures roughly 40 cm in diameter and 30 cm in height. To it is attached a smaller cylindrical buoy with additional reflectors.
Caution.

Areas affected by the message
Marine Works - Cabot Strait - south
2026-06-11 12:14 UTC
NW-M-0771-26

Construction underway at Glace Bay Government wharf Mondays to Fridays during daylight hours. Caution.

Areas affected by the message
Shallow Depth Reported - East Coast
2026-06-11 12:08 UTC
NW-N-0380-26

A sounding survey of Bonavista Harbour identified shallower depths at the following locations:

LatitudeLongitudeDepth (m)
48 38.997N 053 07.396W  8.8
LatitudeLongitudeDepth (m)
48 38.921N 053 06.971W  1.1
LatitudeLongitudeDepth (m)
48 38.919N 053 06.811W  1.1
LatitudeLongitudeDepth (m)
48 39.021N 053 06.893W  3.6
LatitudeLongitudeDepth (m)
48 39.042N 053 06.897W  1.3
Cancels NW-N-0364-26
Areas affected by the message
Aids to Navigation - Northumberland Strait
2026-06-11 11:54 UTC
NW-M-0769-26

Light Unreliable

Aids: Wallace Harbour sector light LL 924
Areas affected by the message
Semi-submerged Object - Port of Montreal - Section 16-17
2026-06-11 01:37 UTC
NW-C-2278-26

Semi-submerged yellow metallic cylinder showing "DANGER" reported in 45 30.360N 073 32.970W at 110129 UTC Jun 2026. Cylinder measures 3 metres in length.

Areas affected by the message
Offshore Works - Georgian Bay - Meaford
2026-06-10 22:08 UTC
NW-C-2271-26

Drilling operations taking place daily during daylight hours at 44 41.100N 080 36.944W. Area is marked by two yellow buoys.  

Tugboats Vigilant I and John D on scene monitoring VHF channel 16, 73 and available by email at vig.wh@mckeil.com.

Minimum wake requested.

Areas affected by the message
Aids to Navigation - Georgian Bay - Owen Sound
2026-06-10 19:49 UTC
NW-C-2270-26

ODAS buoy temporarily established at 44 41.100N 080 36.944W. Buoy is yellow with flashing characteristics Fl Y(5) 20s and radar reflector.

Areas affected by the message
Aids to Navigation - Chaleur - Miscou - south
2026-06-10 17:58 UTC
NW-M-0763-26

Light Permanently Removed

Aids: Blue Cove (Anse-Bleue) range rear light LL 1325.1
Showing results 41 to 60, from 1,585 total results.
Showing results 41 to 60, from 1,585 total results.
Details
Showing results 41 to 60, from 1,585 total results.
Showing results 41 to 60, from 1,585 total results.
ID Date Title Areas Charts Description
NW-C-2301-26
Areas affected by the message
46° 24.012'N 072° 24.081'W
Pt 1: 46° 24.012'N 072° 24.080'W
Pt 2: 46° 24.011'N 072° 24.082'W
Pt 3: 46° 24.012'N 072° 24.083'W
Pt 4: 46° 24.013'N 072° 24.081'W
2026-06-11 18:17 UTC Newly Discovered Dangers Trois-Rivières to Donnacona 1313(NAD83)

Shoal located in area bounded by:

46 24.012N 072 24.080W
46 24.011N 072 24.082W
46 24.012N 072 24.083W
46 24.013N 072 24.081W

Depth: 11.0 metres
In Force Shoals number Q5119/26 refers.
NW-C-2293-26
Areas affected by the message
46° 38.885'N 071° 45.211'W
Pt 1: 46° 38.882'N 071° 45.210'W
Pt 2: 46° 38.884'N 071° 45.215'W
Pt 3: 46° 38.888'N 071° 45.212'W
Pt 4: 46° 38.886'N 071° 45.207'W
2026-06-11 18:02 UTC Newly Discovered Dangers Trois-Rivières to Donnacona 1314(NAD83)

Shoal located in area bounded by:

46 38.882N 071 45.210W
46 38.884N 071 45.215W
46 38.888N 071 45.212W
46 38.886N 071 45.207W

Depth: 10.6 metres
In Force Shoals number Q5123/26 refers.

Cancels NW-C-1960-26
NW-C-2292-26
Areas affected by the message
45° 13.930'N 079° 38.905'W (Advertised position)
45° 14.837'N 079° 37.151'W (Reported position)
2026-06-11 17:49 UTC Aids to Navigation Muskoka Lakes - Lake Rosseau 6022(NAD83), 6022(NAD83)

Off station at 45 14.837N 079 37.151W.

Aids: Burnt Island red spar buoy MJ2
NW-C-2290-26
Areas affected by the message
46° 22.501'N 072° 28.035'W
Pt 1: 46° 22.493'N 072° 28.075'W
Pt 2: 46° 22.514'N 072° 27.997'W
Pt 3: 46° 22.509'N 072° 27.994'W
Pt 4: 46° 22.488'N 072° 28.073'W
2026-06-11 15:46 UTC Newly Discovered Dangers Trois-Rivières to Donnacona 1313(NAD83)

Shoal located in area bounded by:

46 22.493N 072 28.075W
46 22.514N 072 27.997W
46 22.509N 072 27.994W
46 22.488N 072 28.073W

Depth: 11.0 metres
In Force Shoals number Q5117/26 refers.
NW-C-2289-26
Areas affected by the message
46° 22.750'N 072° 26.807'W
Pt 1: 46° 22.749'N 072° 26.805'W
Pt 2: 46° 22.749'N 072° 26.807'W
Pt 3: 46° 22.751'N 072° 26.808'W
Pt 4: 46° 22.751'N 072° 26.806'W
2026-06-11 15:45 UTC Newly Discovered Dangers Trois-Rivières to Donnacona 1313(NAD83)

Shoal located in area bounded by:

46 22.749N 072 26.805W
46 22.749N 072 26.807W
46 22.751N 072 26.808W
46 22.751N 072 26.806W

Depth: 11.0 metres
In Force Shoals number Q5118/26 refers.

Cancels NW-C-2265-26
NW-C-2288-26
Areas affected by the message
46° 18.016'N 084° 07.180'W
2026-06-11 15:34 UTC Aids to Navigation St. Marys River - Neebish Island 2250(WGS84)

Munuscong Channel (Upbound) lighted buoy 35 U.S. LL 13245 unreliable, improper characteristics.

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0088-26 refers.
NW-C-2287-26
Areas affected by the message
46° 12.095'N 084° 06.911'W
2026-06-11 15:34 UTC Aids to Navigation St. Marys River - Neebish Island 2250(WGS84)

Munuscong Channel (Upbound) lighted buoy 6 U.S. LL 13055 unlit. 

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0086-26 refers.
NW-C-2286-26
Areas affected by the message
46° 17.441'N 084° 07.131'W
2026-06-11 15:33 UTC Aids to Navigation St. Marys River - Neebish Island 2250(WGS84)

Munuscong Channel (Upbound) lighted buoy 33 U.S. LL 13235 unlit.

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0087-26 refers.
NW-M-0774-26
Areas affected by the message
45° 55.055'N 059° 58.316'W
2026-06-11 14:22 UTC Marine Works Fourchu 4376(NAD83)

Construction underway at the Louisbourg Government Wharf Construction Mondays to Fridays during daylight hours. Caution.
NW-C-2283-26
Areas affected by the message
43° 18.317'N 079° 49.250'W
43° 16.750'N 079° 52.600'W
43° 17.117'N 079° 47.650'W
2026-06-11 13:49 UTC Scientific Instruments Change Lake Ontario - Hamilton Harbour 2067(WGS84)

The following scientific moorings have been temporarily established:

Spar 06
43 18.317N 079 49.250W

Spar 51
43 16.750N 079 52.600W

Spar 24
43 17.117N 079 47.650W

The moorings are marked with a yellow buoy equipped with an amber flashing light and radar reflector.

Stay clear 100 metres.
NW-N-0382-26
Areas affected by the message
46° 54.549'N 055° 32.634'W (Advertised Position)
46° 54.833'N 055° 32.467'W (Reported Position)
2026-06-11 13:02 UTC Aids to Navigation Southwest Coast 4625(NAD83)

Off position

Aids: Vestal Rock light and bell buoy PK4 LL 73.8
NW-M-0773-26
Areas affected by the message
47° 43.030'N 064° 39.866'W
2026-06-11 12:23 UTC Aids to Navigation Chaleur - Miscou - south 4920(NAD83)

Unlit

Aids: Shippegan Gully light buoy TJ12 LL 1249.1
NW-M-0772-26
Areas affected by the message
44° 27.005'N 064° 22.603'W
2026-06-11 12:15 UTC Scientific Instruments Change Southwestern Shore 4381(NAD83)

Spotter wave buoy deployment at 44°27'00.3"N 64°22'36.2"W. It is bright yellow and black in colour and measures roughly 40 cm in diameter and 30 cm in height. To it is attached a smaller cylindrical buoy with additional reflectors.
Caution.
NW-M-0771-26
Areas affected by the message
46° 11.850'N 059° 56.880'W
2026-06-11 12:14 UTC Marine Works Cabot Strait - south 4170(NAD83)

Construction underway at Glace Bay Government wharf Mondays to Fridays during daylight hours. Caution.
NW-N-0380-26
Areas affected by the message
48° 38.997'N 053° 07.396'W
48° 38.921'N 053° 06.971'W
48° 38.919'N 053° 06.811'W
48° 39.021'N 053° 06.893'W
48° 39.042'N 053° 06.897'W
2026-06-11 12:08 UTC Shallow Depth Reported East Coast 4849(NAD83)

A sounding survey of Bonavista Harbour identified shallower depths at the following locations:

LatitudeLongitudeDepth (m)
48 38.997N 053 07.396W  8.8
LatitudeLongitudeDepth (m)
48 38.921N 053 06.971W  1.1
LatitudeLongitudeDepth (m)
48 38.919N 053 06.811W  1.1
LatitudeLongitudeDepth (m)
48 39.021N 053 06.893W  3.6
LatitudeLongitudeDepth (m)
48 39.042N 053 06.897W  1.3
Cancels NW-N-0364-26
NW-M-0769-26
Areas affected by the message
45° 48.781'N 063° 27.727'W
2026-06-11 11:54 UTC Aids to Navigation Northumberland Strait 4937(NAD83)

Light Unreliable

Aids: Wallace Harbour sector light LL 924
NW-C-2278-26
Areas affected by the message
45° 30.360'N 073° 32.970'W
2026-06-11 01:37 UTC Semi-submerged Object Port of Montreal - Section 16-17 1310(NAD83)

Semi-submerged yellow metallic cylinder showing "DANGER" reported in 45 30.360N 073 32.970W at 110129 UTC Jun 2026. Cylinder measures 3 metres in length.
NW-C-2271-26
Areas affected by the message
44° 41.100'N 080° 36.944'W
2026-06-10 22:08 UTC Offshore Works Georgian Bay - Meaford 2283(WGS84)

Drilling operations taking place daily during daylight hours at 44 41.100N 080 36.944W. Area is marked by two yellow buoys.  

Tugboats Vigilant I and John D on scene monitoring VHF channel 16, 73 and available by email at vig.wh@mckeil.com.

Minimum wake requested.
NW-C-2270-26
Areas affected by the message
44° 41.100'N 080° 36.944'W
2026-06-10 19:49 UTC Aids to Navigation Georgian Bay - Owen Sound 2283(WGS84)

ODAS buoy temporarily established at 44 41.100N 080 36.944W. Buoy is yellow with flashing characteristics Fl Y(5) 20s and radar reflector.
NW-M-0763-26
Areas affected by the message
47° 49.748'N 065° 04.867'W
2026-06-10 17:58 UTC Aids to Navigation Chaleur - Miscou - south 4486(NAD83)

Light Permanently Removed

Aids: Blue Cove (Anse-Bleue) range rear light LL 1325.1
Showing results 41 to 60, from 1,585 total results.
Showing results 41 to 60, from 1,585 total results.
Table
Showing results 41 to 60, from 1,585 total results.
Showing results 41 to 60, from 1,585 total results.
ID Date Title Areas Charts Description
NW-C-2301-26 2026-06-11 18:17 UTC Newly Discovered Dangers Trois-Rivières to Donnacona 1313(NAD83)

Shoal located in area bounded by:

46 24.012N 072 24.080W
46 24.011N 072 24.082W
46 24.012N 072 24.083W
46 24.013N 072 24.081W

Depth: 11.0 metres
In Force Shoals number Q5119/26 refers.
NW-C-2293-26 2026-06-11 18:02 UTC Newly Discovered Dangers Trois-Rivières to Donnacona 1314(NAD83)

Shoal located in area bounded by:

46 38.882N 071 45.210W
46 38.884N 071 45.215W
46 38.888N 071 45.212W
46 38.886N 071 45.207W

Depth: 10.6 metres
In Force Shoals number Q5123/26 refers.

Cancels NW-C-1960-26
NW-C-2292-26 2026-06-11 17:49 UTC Aids to Navigation Muskoka Lakes - Lake Rosseau 6022(NAD83), 6022(NAD83)

Off station at 45 14.837N 079 37.151W.

Aids: Burnt Island red spar buoy MJ2
NW-C-2290-26 2026-06-11 15:46 UTC Newly Discovered Dangers Trois-Rivières to Donnacona 1313(NAD83)

Shoal located in area bounded by:

46 22.493N 072 28.075W
46 22.514N 072 27.997W
46 22.509N 072 27.994W
46 22.488N 072 28.073W

Depth: 11.0 metres
In Force Shoals number Q5117/26 refers.
NW-C-2289-26 2026-06-11 15:45 UTC Newly Discovered Dangers Trois-Rivières to Donnacona 1313(NAD83)

Shoal located in area bounded by:

46 22.749N 072 26.805W
46 22.749N 072 26.807W
46 22.751N 072 26.808W
46 22.751N 072 26.806W

Depth: 11.0 metres
In Force Shoals number Q5118/26 refers.

Cancels NW-C-2265-26
NW-C-2288-26 2026-06-11 15:34 UTC Aids to Navigation St. Marys River - Neebish Island 2250(WGS84)

Munuscong Channel (Upbound) lighted buoy 35 U.S. LL 13245 unreliable, improper characteristics.

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0088-26 refers.
NW-C-2287-26 2026-06-11 15:34 UTC Aids to Navigation St. Marys River - Neebish Island 2250(WGS84)

Munuscong Channel (Upbound) lighted buoy 6 U.S. LL 13055 unlit. 

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0086-26 refers.
NW-C-2286-26 2026-06-11 15:33 UTC Aids to Navigation St. Marys River - Neebish Island 2250(WGS84)

Munuscong Channel (Upbound) lighted buoy 33 U.S. LL 13235 unlit.

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0087-26 refers.
NW-M-0774-26 2026-06-11 14:22 UTC Marine Works Fourchu 4376(NAD83)

Construction underway at the Louisbourg Government Wharf Construction Mondays to Fridays during daylight hours. Caution.
NW-C-2283-26 2026-06-11 13:49 UTC Scientific Instruments Change Lake Ontario - Hamilton Harbour 2067(WGS84)

The following scientific moorings have been temporarily established:

Spar 06
43 18.317N 079 49.250W

Spar 51
43 16.750N 079 52.600W

Spar 24
43 17.117N 079 47.650W

The moorings are marked with a yellow buoy equipped with an amber flashing light and radar reflector.

Stay clear 100 metres.
NW-N-0382-26 2026-06-11 13:02 UTC Aids to Navigation Southwest Coast 4625(NAD83)

Off position

Aids: Vestal Rock light and bell buoy PK4 LL 73.8
NW-M-0773-26 2026-06-11 12:23 UTC Aids to Navigation Chaleur - Miscou - south 4920(NAD83)

Unlit

Aids: Shippegan Gully light buoy TJ12 LL 1249.1
NW-M-0772-26 2026-06-11 12:15 UTC Scientific Instruments Change Southwestern Shore 4381(NAD83)

Spotter wave buoy deployment at 44°27'00.3"N 64°22'36.2"W. It is bright yellow and black in colour and measures roughly 40 cm in diameter and 30 cm in height. To it is attached a smaller cylindrical buoy with additional reflectors.
Caution.
NW-M-0771-26 2026-06-11 12:14 UTC Marine Works Cabot Strait - south 4170(NAD83)

Construction underway at Glace Bay Government wharf Mondays to Fridays during daylight hours. Caution.
NW-N-0380-26 2026-06-11 12:08 UTC Shallow Depth Reported East Coast 4849(NAD83)

A sounding survey of Bonavista Harbour identified shallower depths at the following locations:

LatitudeLongitudeDepth (m)
48 38.997N 053 07.396W  8.8
LatitudeLongitudeDepth (m)
48 38.921N 053 06.971W  1.1
LatitudeLongitudeDepth (m)
48 38.919N 053 06.811W  1.1
LatitudeLongitudeDepth (m)
48 39.021N 053 06.893W  3.6
LatitudeLongitudeDepth (m)
48 39.042N 053 06.897W  1.3
Cancels NW-N-0364-26
NW-M-0769-26 2026-06-11 11:54 UTC Aids to Navigation Northumberland Strait 4937(NAD83)

Light Unreliable

Aids: Wallace Harbour sector light LL 924
NW-C-2278-26 2026-06-11 01:37 UTC Semi-submerged Object Port of Montreal - Section 16-17 1310(NAD83)

Semi-submerged yellow metallic cylinder showing "DANGER" reported in 45 30.360N 073 32.970W at 110129 UTC Jun 2026. Cylinder measures 3 metres in length.
NW-C-2271-26 2026-06-10 22:08 UTC Offshore Works Georgian Bay - Meaford 2283(WGS84)

Drilling operations taking place daily during daylight hours at 44 41.100N 080 36.944W. Area is marked by two yellow buoys.  

Tugboats Vigilant I and John D on scene monitoring VHF channel 16, 73 and available by email at vig.wh@mckeil.com.

Minimum wake requested.
NW-C-2270-26 2026-06-10 19:49 UTC Aids to Navigation Georgian Bay - Owen Sound 2283(WGS84)

ODAS buoy temporarily established at 44 41.100N 080 36.944W. Buoy is yellow with flashing characteristics Fl Y(5) 20s and radar reflector.
NW-M-0763-26 2026-06-10 17:58 UTC Aids to Navigation Chaleur - Miscou - south 4486(NAD83)

Light Permanently Removed

Aids: Blue Cove (Anse-Bleue) range rear light LL 1325.1
Showing results 41 to 60, from 1,585 total results.
Showing results 41 to 60, from 1,585 total results.
Compact
Showing results 41 to 60, from 1,585 total results.
Showing results 41 to 60, from 1,585 total results.
ID Date Charts Title
NW-C-2301-26 2026-06-11 18:17 UTC 1313(NAD83) Newly Discovered Dangers

Shoal located in area bounded by:

46 24.012N 072 24.080W
46 24.011N 072 24.082W
46 24.012N 072 24.083W
46 24.013N 072 24.081W

Depth: 11.0 metres
In Force Shoals number Q5119/26 refers.
NW-C-2293-26 2026-06-11 18:02 UTC 1314(NAD83) Newly Discovered Dangers

Shoal located in area bounded by:

46 38.882N 071 45.210W
46 38.884N 071 45.215W
46 38.888N 071 45.212W
46 38.886N 071 45.207W

Depth: 10.6 metres
In Force Shoals number Q5123/26 refers.

Cancels NW-C-1960-26
NW-C-2292-26 2026-06-11 17:49 UTC 6022(NAD83), 6022(NAD83) Aids to Navigation

Off station at 45 14.837N 079 37.151W.

Aids: Burnt Island red spar buoy MJ2
NW-C-2290-26 2026-06-11 15:46 UTC 1313(NAD83) Newly Discovered Dangers

Shoal located in area bounded by:

46 22.493N 072 28.075W
46 22.514N 072 27.997W
46 22.509N 072 27.994W
46 22.488N 072 28.073W

Depth: 11.0 metres
In Force Shoals number Q5117/26 refers.
NW-C-2289-26 2026-06-11 15:45 UTC 1313(NAD83) Newly Discovered Dangers

Shoal located in area bounded by:

46 22.749N 072 26.805W
46 22.749N 072 26.807W
46 22.751N 072 26.808W
46 22.751N 072 26.806W

Depth: 11.0 metres
In Force Shoals number Q5118/26 refers.

Cancels NW-C-2265-26
NW-C-2288-26 2026-06-11 15:34 UTC 2250(WGS84) Aids to Navigation

Munuscong Channel (Upbound) lighted buoy 35 U.S. LL 13245 unreliable, improper characteristics.

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0088-26 refers.
NW-C-2287-26 2026-06-11 15:34 UTC 2250(WGS84) Aids to Navigation

Munuscong Channel (Upbound) lighted buoy 6 U.S. LL 13055 unlit. 

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0086-26 refers.
NW-C-2286-26 2026-06-11 15:33 UTC 2250(WGS84) Aids to Navigation

Munuscong Channel (Upbound) lighted buoy 33 U.S. LL 13235 unlit.

USCG Sector Northern Great Lakes Broadcast Notice to Mariners 0087-26 refers.
NW-M-0774-26 2026-06-11 14:22 UTC 4376(NAD83) Marine Works

Construction underway at the Louisbourg Government Wharf Construction Mondays to Fridays during daylight hours. Caution.
NW-C-2283-26 2026-06-11 13:49 UTC 2067(WGS84) Scientific Instruments Change

The following scientific moorings have been temporarily established:

Spar 06
43 18.317N 079 49.250W

Spar 51
43 16.750N 079 52.600W

Spar 24
43 17.117N 079 47.650W

The moorings are marked with a yellow buoy equipped with an amber flashing light and radar reflector.

Stay clear 100 metres.
NW-N-0382-26 2026-06-11 13:02 UTC 4625(NAD83) Aids to Navigation

Off position

Aids: Vestal Rock light and bell buoy PK4 LL 73.8
NW-M-0773-26 2026-06-11 12:23 UTC 4920(NAD83) Aids to Navigation

Unlit

Aids: Shippegan Gully light buoy TJ12 LL 1249.1
NW-M-0772-26 2026-06-11 12:15 UTC 4381(NAD83) Scientific Instruments Change

Spotter wave buoy deployment at 44°27'00.3"N 64°22'36.2"W. It is bright yellow and black in colour and measures roughly 40 cm in diameter and 30 cm in height. To it is attached a smaller cylindrical buoy with additional reflectors.
Caution.
NW-M-0771-26 2026-06-11 12:14 UTC 4170(NAD83) Marine Works

Construction underway at Glace Bay Government wharf Mondays to Fridays during daylight hours. Caution.
NW-N-0380-26 2026-06-11 12:08 UTC 4849(NAD83) Shallow Depth Reported

A sounding survey of Bonavista Harbour identified shallower depths at the following locations:

LatitudeLongitudeDepth (m)
48 38.997N 053 07.396W  8.8
LatitudeLongitudeDepth (m)
48 38.921N 053 06.971W  1.1
LatitudeLongitudeDepth (m)
48 38.919N 053 06.811W  1.1
LatitudeLongitudeDepth (m)
48 39.021N 053 06.893W  3.6
LatitudeLongitudeDepth (m)
48 39.042N 053 06.897W  1.3
Cancels NW-N-0364-26
NW-M-0769-26 2026-06-11 11:54 UTC 4937(NAD83) Aids to Navigation

Light Unreliable

Aids: Wallace Harbour sector light LL 924
NW-C-2278-26 2026-06-11 01:37 UTC 1310(NAD83) Semi-submerged Object

Semi-submerged yellow metallic cylinder showing "DANGER" reported in 45 30.360N 073 32.970W at 110129 UTC Jun 2026. Cylinder measures 3 metres in length.
NW-C-2271-26 2026-06-10 22:08 UTC 2283(WGS84) Offshore Works

Drilling operations taking place daily during daylight hours at 44 41.100N 080 36.944W. Area is marked by two yellow buoys.  

Tugboats Vigilant I and John D on scene monitoring VHF channel 16, 73 and available by email at vig.wh@mckeil.com.

Minimum wake requested.
NW-C-2270-26 2026-06-10 19:49 UTC 2283(WGS84) Aids to Navigation

ODAS buoy temporarily established at 44 41.100N 080 36.944W. Buoy is yellow with flashing characteristics Fl Y(5) 20s and radar reflector.
NW-M-0763-26 2026-06-10 17:58 UTC 4486(NAD83) Aids to Navigation

Light Permanently Removed

Aids: Blue Cove (Anse-Bleue) range rear light LL 1325.1
Showing results 41 to 60, from 1,585 total results.
Showing results 41 to 60, from 1,585 total results.

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