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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 221 to 240, from 1,481 total results.
Showing results 221 to 240, from 1,481 total results.
Areas affected by the message
Aids to Navigation - Chaleur - Miscou - south
2026-04-21 13:17 UTC
NW-M-0362-26

Partially submerged green spar buoy with reflectors in 47 47.746N 064 43.900W.

Caution.

Areas affected by the message
Marine Works - Gulf - Magdalen - south
2026-04-21 12:26 UTC
NW-M-0360-26

Dredging operations underway in North Lake Small Craft Harbour, PEI . Dredging may take place 24 hours a day.

Orange floaters will mark the disposal pipes and yellow cautionary buoys will surround the Ocean Disposal area.

Caution.

Areas affected by the message
Aids to Navigation - Trois-Rivières to Donnacona - Pont Laviolette
2026-04-21 08:19 UTC
NW-C-0961-26

Light Unlit

Aids: Pont Laviolette white light S1
Areas affected by the message
High Water Levels - Hazard - Port of Montreal - Dock 14
2026-04-20 19:14 UTC
NW-C-0958-26

Due to high water levels, Dock 14 at the Port of Montreal is partially submerged. A yellow flashing light 3s has been temporarily established. 

Areas affected by the message
Aids to Navigation - Eastern Shore
2026-04-20 17:50 UTC
NW-M-0357-26

Buoy YM10 is showing improper characteristics. (Quick flash Red instead of Unlit buoy).

Caution

Aids: Ship Harbour red spar buoy YM10
Areas affected by the message
Aids to Navigation - Trois-Rivières to Donnacona - Pointe Platon
2026-04-20 15:19 UTC
NW-C-0951-26

Light Unlit

Aids: Pointe-Platon light LL 1993.7
Areas affected by the message
Aids to Navigation - Gulf - Magdalen - south
2026-04-20 13:27 UTC
NW-M-0355-26

Light Buoy - Light Unreliable

Aids: Covehead Fairway light buoy JJ LL 1050.05
Areas affected by the message
Aids to Navigation - Chaleur - Miscou - south
2026-04-20 13:26 UTC
NW-M-0354-26

Light Buoy - Light Unreliable

Aids: North Cape Reef North Cardinal light and bell buoy DS LL 1037
Areas affected by the message
Aids to Navigation - Rideau Canal - Murphys Point Provincial Park
2026-04-20 12:56 UTC
NW-C-0947-26

Missing

Aids: Tar Island light buoy NPA LL 401.1
Areas affected by the message
Marine Works - Chaleur - Miscou - south - Miller Brook
2026-04-19 13:22 UTC To 2026-10-30 15:00 UTC
NW-M-0349-26

Daily land based channel dredging operations underway in Miller Brook during daylight hours only beginning 20 Apr until 30 Oct, 2026. Suction dredge and land-based heavy equipment will be in use.

Load site:

47 40.227N 065 30.350W

Disposal site bounded by the following coordinates:

47 40.183N 065 30.500W

47 40.150N 065 30.483W

47 40.200N 065 30.333W

47 40.217N 065 30.350W

Minimum wash requested in the vicinity of operations.

Contact: Sebastien Doucet, 780-531-2250 or Samuel Robichaud, 506-779-5743.

 

Areas affected by the message
Aids to Navigation - Cornwall to Montréal - west - Salaberry-de-Valleyfield
2026-04-19 10:30 UTC
NW-C-0931-26

Off position, 30 metres east.

Aids: Light buoy C37 LL 66
Areas affected by the message
Aids to Navigation - Cabot Strait - north
2026-04-19 00:09 UTC
NW-N-0236-26

Missing

Aids: Halibut Rock West Cardinal light buoy QHR LL 173.12
Areas affected by the message
Obstruction - Tree - Lake Saint-Louis - west - Île Perrot
2026-04-18 21:32 UTC To 2027-01-01 05:00 UTC
NW-C-0922-26

Tree 15 metres in length reported at 45 23.626N 073 56.0W

Areas affected by the message
Aids to Navigation - Eastern Shore
2026-04-18 20:46 UTC
NW-M-0347-26

Missing

Aids: Liscomb Harbour red conical buoy VP20
Areas affected by the message
Aids to Navigation - Lake Erie - Long Point
2026-04-17 17:39 UTC
NW-C-0901-26

Missing

Aids: Lake Erie red spar buoy EC4
Areas affected by the message
Aids to Navigation - Lake Erie - Long Point
2026-04-17 17:38 UTC
NW-C-0899-26

Damaged

Aids: Green spar buoy EC3
Areas affected by the message
Aids to Navigation - Southwestern Shore
2026-04-17 17:07 UTC
NW-M-0346-26

Missing

Aids: St. Margaret's Bay Buoy DB52
Areas affected by the message
Routeing Change - Kingston to Cornwall - Iroquois
2026-04-17 13:13 UTC
NW-C-0896-26

Gates at the Iroquois control dam have been lowered. All vessels are required to transit through the lock.

Areas affected by the message
Marine Works - Northumberland Strait
2026-04-17 12:03 UTC
NW-M-0345-26

Dredging operations underway at the West Point Small Craft Harbour. Dredging operations may occur 24 hours a day and will be completed by a land-based excavator.

Areas affected by the message
Marine Works - Northumberland Strait
2026-04-17 12:03 UTC
NW-M-0344-26

Dredging operations underway at the Howards Cove Small Craft Harbour. Dredging operations may occur 24 hours a day and will be completed by a land-based excavator.

Showing results 221 to 240, from 1,481 total results.
Showing results 221 to 240, from 1,481 total results.
Details
Showing results 221 to 240, from 1,481 total results.
Showing results 221 to 240, from 1,481 total results.
ID Date Title Areas Charts Description
NW-M-0362-26
Areas affected by the message
47° 47.746'N 064° 43.900'W
2026-04-21 13:17 UTC Aids to Navigation Chaleur - Miscou - south 4913(NAD83)

Partially submerged green spar buoy with reflectors in 47 47.746N 064 43.900W.

Caution.
NW-M-0360-26
Areas affected by the message
46° 28.143'N 062° 04.094'W (Load site)
46° 28.150'N 062° 03.701'W (Disposal site)
2026-04-21 12:26 UTC Marine Works Gulf - Magdalen - south 4403(NAD83)

Dredging operations underway in North Lake Small Craft Harbour, PEI . Dredging may take place 24 hours a day.

Orange floaters will mark the disposal pipes and yellow cautionary buoys will surround the Ocean Disposal area.

Caution.
NW-C-0961-26
Areas affected by the message
46° 18.352'N 072° 33.544'W
2026-04-21 08:19 UTC Aids to Navigation Trois-Rivières to Donnacona - Pont Laviolette 1313(NAD83)

Light Unlit

Aids: Pont Laviolette white light S1
NW-C-0958-26
Areas affected by the message
45° 30.156'N 073° 33.025'W
Pt 1: 45° 30.173'N 073° 33.168'W
Pt 2: 45° 30.195'N 073° 32.880'W
Pt 3: 45° 30.137'N 073° 32.890'W
Pt 4: 45° 30.120'N 073° 33.168'W
2026-04-20 19:14 UTC High Water Levels - Hazard Port of Montreal - Dock 14 1310(NAD83)

Due to high water levels, Dock 14 at the Port of Montreal is partially submerged. A yellow flashing light 3s has been temporarily established. 
NW-M-0357-26
Areas affected by the message
44° 46.617'N 062° 48.425'W
2026-04-20 17:50 UTC Aids to Navigation Eastern Shore 4236(NAD83)

Buoy YM10 is showing improper characteristics. (Quick flash Red instead of Unlit buoy).

Caution

Aids: Ship Harbour red spar buoy YM10
NW-C-0951-26
Areas affected by the message
46° 40.206'N 071° 50.807'W (Advertised position)
46° 40.205'N 071° 50.808'W (Temporary position)
2026-04-20 15:19 UTC Aids to Navigation Trois-Rivières to Donnacona - Pointe Platon 1314(NAD83)

Light Unlit

Aids: Pointe-Platon light LL 1993.7
NW-M-0355-26
Areas affected by the message
46° 26.903'N 063° 08.311'W
2026-04-20 13:27 UTC Aids to Navigation Gulf - Magdalen - south 4425(NAD83)

Light Buoy - Light Unreliable

Aids: Covehead Fairway light buoy JJ LL 1050.05
NW-M-0354-26
Areas affected by the message
47° 05.000'N 064° 00.050'W
2026-04-20 13:26 UTC Aids to Navigation Chaleur - Miscou - south 4906(NAD83)

Light Buoy - Light Unreliable

Aids: North Cape Reef North Cardinal light and bell buoy DS LL 1037
NW-C-0947-26
Areas affected by the message
44° 45.675'N 076° 13.217'W
2026-04-20 12:56 UTC Aids to Navigation Rideau Canal - Murphys Point Provincial Park 1513(NAD83)

Missing

Aids: Tar Island light buoy NPA LL 401.1
NW-M-0349-26
Areas affected by the message
47° 40.227'N 065° 30.350'W (Load site)
47° 40.185'N 065° 30.424'W (Disposal site)
Pt 1: 47° 40.183'N 065° 30.500'W
Pt 2: 47° 40.150'N 065° 30.483'W
Pt 3: 47° 40.200'N 065° 30.333'W
Pt 4: 47° 40.217'N 065° 30.350'W
2026-04-19 13:22 UTC To 2026-10-30 15:00 UTC Marine Works Chaleur - Miscou - south - Miller Brook 4486(NAD83)

Daily land based channel dredging operations underway in Miller Brook during daylight hours only beginning 20 Apr until 30 Oct, 2026. Suction dredge and land-based heavy equipment will be in use.

Load site:

47 40.227N 065 30.350W

Disposal site bounded by the following coordinates:

47 40.183N 065 30.500W

47 40.150N 065 30.483W

47 40.200N 065 30.333W

47 40.217N 065 30.350W

Minimum wash requested in the vicinity of operations.

Contact: Sebastien Doucet, 780-531-2250 or Samuel Robichaud, 506-779-5743.

 
NW-C-0931-26
Areas affected by the message
45° 13.263'N 074° 05.595'W
2026-04-19 10:30 UTC Aids to Navigation Cornwall to Montréal - west - Salaberry-de-Valleyfield 1431(NAD83)

Off position, 30 metres east.

Aids: Light buoy C37 LL 66
NW-N-0236-26
Areas affected by the message
47° 34.991'N 059° 15.660'W
2026-04-19 00:09 UTC Aids to Navigation Cabot Strait - north 4823(NAD83)

Missing

Aids: Halibut Rock West Cardinal light buoy QHR LL 173.12
NW-C-0922-26
Areas affected by the message
45° 23.626'N 073° 56.000'W
2026-04-18 21:32 UTC To 2027-01-01 05:00 UTC Obstruction - Tree Lake Saint-Louis - west - Île Perrot 1430(NAD83)

Tree 15 metres in length reported at 45 23.626N 073 56.0W
NW-M-0347-26
Areas affected by the message
45° 00.133'N 062° 03.933'W
2026-04-18 20:46 UTC Aids to Navigation Eastern Shore 4234(NAD83), 4235(NAD83)

Missing

Aids: Liscomb Harbour red conical buoy VP20
NW-C-0901-26
Areas affected by the message
42° 38.467'N 080° 19.167'W
2026-04-17 17:39 UTC Aids to Navigation Lake Erie - Long Point 2110(WGS84)

Missing

Aids: Lake Erie red spar buoy EC4
NW-C-0899-26
Areas affected by the message
42° 38.426'N 080° 19.077'W
2026-04-17 17:38 UTC Aids to Navigation Lake Erie - Long Point 2110(WGS84)

Damaged

Aids: Green spar buoy EC3
NW-M-0346-26
Areas affected by the message
44° 34.393'N 063° 55.842'W
2026-04-17 17:07 UTC Aids to Navigation Southwestern Shore 4386(NAD83)

Missing

Aids: St. Margaret's Bay Buoy DB52
NW-C-0896-26
Areas affected by the message
44° 50.089'N 075° 18.208'W
2026-04-17 13:13 UTC Routeing Change Kingston to Cornwall - Iroquois 1434(WGS84)

Gates at the Iroquois control dam have been lowered. All vessels are required to transit through the lock.
NW-M-0345-26
Areas affected by the message
46° 37.096'N 064° 22.290'W (Load site)
46° 37.145'N 064° 22.282'W (Disposal site)
Pt 1: 46° 37.117'N 064° 22.297'W
Pt 2: 46° 37.170'N 064° 22.289'W
Pt 3: 46° 37.180'N 064° 22.268'W
Pt 4: 46° 37.117'N 064° 22.274'W
2026-04-17 12:03 UTC Marine Works Northumberland Strait 4905(NAD83), 4906(NAD83)

Dredging operations underway at the West Point Small Craft Harbour. Dredging operations may occur 24 hours a day and will be completed by a land-based excavator.
NW-M-0344-26
Areas affected by the message
46° 44.368'N 064° 22.772'W (Load site)
46° 44.360'N 064° 22.699'W (Disposal site)
Pt 1: 46° 44.372'N 064° 22.712'W
Pt 2: 46° 44.358'N 064° 22.676'W
Pt 3: 46° 44.348'N 064° 22.684'W
Pt 4: 46° 44.363'N 064° 22.722'W
2026-04-17 12:03 UTC Marine Works Northumberland Strait 4906(NAD83)

Dredging operations underway at the Howards Cove Small Craft Harbour. Dredging operations may occur 24 hours a day and will be completed by a land-based excavator.
Showing results 221 to 240, from 1,481 total results.
Showing results 221 to 240, from 1,481 total results.
Table
Showing results 221 to 240, from 1,481 total results.
Showing results 221 to 240, from 1,481 total results.
ID Date Title Areas Charts Description
NW-M-0362-26 2026-04-21 13:17 UTC Aids to Navigation Chaleur - Miscou - south 4913(NAD83)

Partially submerged green spar buoy with reflectors in 47 47.746N 064 43.900W.

Caution.
NW-M-0360-26 2026-04-21 12:26 UTC Marine Works Gulf - Magdalen - south 4403(NAD83)

Dredging operations underway in North Lake Small Craft Harbour, PEI . Dredging may take place 24 hours a day.

Orange floaters will mark the disposal pipes and yellow cautionary buoys will surround the Ocean Disposal area.

Caution.
NW-C-0961-26 2026-04-21 08:19 UTC Aids to Navigation Trois-Rivières to Donnacona - Pont Laviolette 1313(NAD83)

Light Unlit

Aids: Pont Laviolette white light S1
NW-C-0958-26 2026-04-20 19:14 UTC High Water Levels - Hazard Port of Montreal - Dock 14 1310(NAD83)

Due to high water levels, Dock 14 at the Port of Montreal is partially submerged. A yellow flashing light 3s has been temporarily established. 
NW-M-0357-26 2026-04-20 17:50 UTC Aids to Navigation Eastern Shore 4236(NAD83)

Buoy YM10 is showing improper characteristics. (Quick flash Red instead of Unlit buoy).

Caution

Aids: Ship Harbour red spar buoy YM10
NW-C-0951-26 2026-04-20 15:19 UTC Aids to Navigation Trois-Rivières to Donnacona - Pointe Platon 1314(NAD83)

Light Unlit

Aids: Pointe-Platon light LL 1993.7
NW-M-0355-26 2026-04-20 13:27 UTC Aids to Navigation Gulf - Magdalen - south 4425(NAD83)

Light Buoy - Light Unreliable

Aids: Covehead Fairway light buoy JJ LL 1050.05
NW-M-0354-26 2026-04-20 13:26 UTC Aids to Navigation Chaleur - Miscou - south 4906(NAD83)

Light Buoy - Light Unreliable

Aids: North Cape Reef North Cardinal light and bell buoy DS LL 1037
NW-C-0947-26 2026-04-20 12:56 UTC Aids to Navigation Rideau Canal - Murphys Point Provincial Park 1513(NAD83)

Missing

Aids: Tar Island light buoy NPA LL 401.1
NW-M-0349-26 2026-04-19 13:22 UTC To 2026-10-30 15:00 UTC Marine Works Chaleur - Miscou - south - Miller Brook 4486(NAD83)

Daily land based channel dredging operations underway in Miller Brook during daylight hours only beginning 20 Apr until 30 Oct, 2026. Suction dredge and land-based heavy equipment will be in use.

Load site:

47 40.227N 065 30.350W

Disposal site bounded by the following coordinates:

47 40.183N 065 30.500W

47 40.150N 065 30.483W

47 40.200N 065 30.333W

47 40.217N 065 30.350W

Minimum wash requested in the vicinity of operations.

Contact: Sebastien Doucet, 780-531-2250 or Samuel Robichaud, 506-779-5743.

 
NW-C-0931-26 2026-04-19 10:30 UTC Aids to Navigation Cornwall to Montréal - west - Salaberry-de-Valleyfield 1431(NAD83)

Off position, 30 metres east.

Aids: Light buoy C37 LL 66
NW-N-0236-26 2026-04-19 00:09 UTC Aids to Navigation Cabot Strait - north 4823(NAD83)

Missing

Aids: Halibut Rock West Cardinal light buoy QHR LL 173.12
NW-C-0922-26 2026-04-18 21:32 UTC To 2027-01-01 05:00 UTC Obstruction - Tree Lake Saint-Louis - west - Île Perrot 1430(NAD83)

Tree 15 metres in length reported at 45 23.626N 073 56.0W
NW-M-0347-26 2026-04-18 20:46 UTC Aids to Navigation Eastern Shore 4234(NAD83), 4235(NAD83)

Missing

Aids: Liscomb Harbour red conical buoy VP20
NW-C-0901-26 2026-04-17 17:39 UTC Aids to Navigation Lake Erie - Long Point 2110(WGS84)

Missing

Aids: Lake Erie red spar buoy EC4
NW-C-0899-26 2026-04-17 17:38 UTC Aids to Navigation Lake Erie - Long Point 2110(WGS84)

Damaged

Aids: Green spar buoy EC3
NW-M-0346-26 2026-04-17 17:07 UTC Aids to Navigation Southwestern Shore 4386(NAD83)

Missing

Aids: St. Margaret's Bay Buoy DB52
NW-C-0896-26 2026-04-17 13:13 UTC Routeing Change Kingston to Cornwall - Iroquois 1434(WGS84)

Gates at the Iroquois control dam have been lowered. All vessels are required to transit through the lock.
NW-M-0345-26 2026-04-17 12:03 UTC Marine Works Northumberland Strait 4905(NAD83), 4906(NAD83)

Dredging operations underway at the West Point Small Craft Harbour. Dredging operations may occur 24 hours a day and will be completed by a land-based excavator.
NW-M-0344-26 2026-04-17 12:03 UTC Marine Works Northumberland Strait 4906(NAD83)

Dredging operations underway at the Howards Cove Small Craft Harbour. Dredging operations may occur 24 hours a day and will be completed by a land-based excavator.
Showing results 221 to 240, from 1,481 total results.
Showing results 221 to 240, from 1,481 total results.
Compact
Showing results 221 to 240, from 1,481 total results.
Showing results 221 to 240, from 1,481 total results.
ID Date Charts Title
NW-M-0362-26 2026-04-21 13:17 UTC 4913(NAD83) Aids to Navigation

Partially submerged green spar buoy with reflectors in 47 47.746N 064 43.900W.

Caution.
NW-M-0360-26 2026-04-21 12:26 UTC 4403(NAD83) Marine Works

Dredging operations underway in North Lake Small Craft Harbour, PEI . Dredging may take place 24 hours a day.

Orange floaters will mark the disposal pipes and yellow cautionary buoys will surround the Ocean Disposal area.

Caution.
NW-C-0961-26 2026-04-21 08:19 UTC 1313(NAD83) Aids to Navigation

Light Unlit

Aids: Pont Laviolette white light S1
NW-C-0958-26 2026-04-20 19:14 UTC 1310(NAD83) High Water Levels - Hazard

Due to high water levels, Dock 14 at the Port of Montreal is partially submerged. A yellow flashing light 3s has been temporarily established. 
NW-M-0357-26 2026-04-20 17:50 UTC 4236(NAD83) Aids to Navigation

Buoy YM10 is showing improper characteristics. (Quick flash Red instead of Unlit buoy).

Caution

Aids: Ship Harbour red spar buoy YM10
NW-C-0951-26 2026-04-20 15:19 UTC 1314(NAD83) Aids to Navigation

Light Unlit

Aids: Pointe-Platon light LL 1993.7
NW-M-0355-26 2026-04-20 13:27 UTC 4425(NAD83) Aids to Navigation

Light Buoy - Light Unreliable

Aids: Covehead Fairway light buoy JJ LL 1050.05
NW-M-0354-26 2026-04-20 13:26 UTC 4906(NAD83) Aids to Navigation

Light Buoy - Light Unreliable

Aids: North Cape Reef North Cardinal light and bell buoy DS LL 1037
NW-C-0947-26 2026-04-20 12:56 UTC 1513(NAD83) Aids to Navigation

Missing

Aids: Tar Island light buoy NPA LL 401.1
NW-M-0349-26 2026-04-19 13:22 UTC To 2026-10-30 15:00 UTC 4486(NAD83) Marine Works

Daily land based channel dredging operations underway in Miller Brook during daylight hours only beginning 20 Apr until 30 Oct, 2026. Suction dredge and land-based heavy equipment will be in use.

Load site:

47 40.227N 065 30.350W

Disposal site bounded by the following coordinates:

47 40.183N 065 30.500W

47 40.150N 065 30.483W

47 40.200N 065 30.333W

47 40.217N 065 30.350W

Minimum wash requested in the vicinity of operations.

Contact: Sebastien Doucet, 780-531-2250 or Samuel Robichaud, 506-779-5743.

 
NW-C-0931-26 2026-04-19 10:30 UTC 1431(NAD83) Aids to Navigation

Off position, 30 metres east.

Aids: Light buoy C37 LL 66
NW-N-0236-26 2026-04-19 00:09 UTC 4823(NAD83) Aids to Navigation

Missing

Aids: Halibut Rock West Cardinal light buoy QHR LL 173.12
NW-C-0922-26 2026-04-18 21:32 UTC To 2027-01-01 05:00 UTC 1430(NAD83) Obstruction - Tree

Tree 15 metres in length reported at 45 23.626N 073 56.0W
NW-M-0347-26 2026-04-18 20:46 UTC 4234(NAD83), 4235(NAD83) Aids to Navigation

Missing

Aids: Liscomb Harbour red conical buoy VP20
NW-C-0901-26 2026-04-17 17:39 UTC 2110(WGS84) Aids to Navigation

Missing

Aids: Lake Erie red spar buoy EC4
NW-C-0899-26 2026-04-17 17:38 UTC 2110(WGS84) Aids to Navigation

Damaged

Aids: Green spar buoy EC3
NW-M-0346-26 2026-04-17 17:07 UTC 4386(NAD83) Aids to Navigation

Missing

Aids: St. Margaret's Bay Buoy DB52
NW-C-0896-26 2026-04-17 13:13 UTC 1434(WGS84) Routeing Change

Gates at the Iroquois control dam have been lowered. All vessels are required to transit through the lock.
NW-M-0345-26 2026-04-17 12:03 UTC 4905(NAD83), 4906(NAD83) Marine Works

Dredging operations underway at the West Point Small Craft Harbour. Dredging operations may occur 24 hours a day and will be completed by a land-based excavator.
NW-M-0344-26 2026-04-17 12:03 UTC 4906(NAD83) Marine Works

Dredging operations underway at the Howards Cove Small Craft Harbour. Dredging operations may occur 24 hours a day and will be completed by a land-based excavator.
Showing results 221 to 240, from 1,481 total results.
Showing results 221 to 240, from 1,481 total results.

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