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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 1 to 11, from 11 total results.
Showing results 1 to 11, from 11 total results.
Areas affected by the message
Waterway information - Trent-Severn Waterway - Frankford 2023-06-04
NW-C-0848-23

Lock 5 Trent and Lock 6 Frankford non operational from 041100 UTC Jun 2023 to 041700 UTC Jun 2023 for maintenance. 

Areas affected by the message
Waterway information - Trent-Severn Waterway - Big Chute 2023-05-20
NW-C-0647-23

Big Chute Lock 44 inoperative due to mechanical issue.

Areas affected by the message
Aids to Navigation - Lake Simcoe, Trent-Severn Waterway - Keswick 2023-05-17
NW-C-0597-23

Orange buoy temporarily established at 44 13.927N 079 28.326W to mark Keswick water treatment facility manhole. 

Areas affected by the message
Obstruction - Lake Simcoe, Trent-Severn Waterway - Kempenfelt Bay 2023-05-12
NW-C-0541-23

Subsurface scientific mooring temporarily established at 44 23.854N 079 34.287W, 3 metres below the surface.

Areas affected by the message
Seasonal Buoy Program - Great Lakes 2023-03-22
NW-C-0119-23

The seasonal recommissioning of Canadian Coast Guard navigational buoys is underway in the Great Lakes sector.

Mariners requiring additional information are requested to contact the appropriate MCTS Centre, Navigational Warning Issuing Desk, or visit the Canadian Coast Guard Website at the following address: https://e-navigation.canada.ca

Areas affected by the message
Obstruction - Metal post - Trent-Severn Waterway - Coboconk 2022-10-03
NW-C-1720-22

Metal post reported at 44 39.103N 078 48.191W.

Areas affected by the message
Obstruction - Rocks - Trent-Severn Waterway - Bobcaygeon 2022-08-14
NW-C-1389-22

Rocks reported in the vicinity of 44 31.271N 078 29.859W, south of Big Island.

Areas affected by the message
Obstruction - Submerged sign - Trent-Severn Waterway - Coboconk 2021-09-03
NW-C-1553-21

Speed restriction sign submerged in 44 39.261N 078 48.076W.

Areas affected by the message
Obstruction - Dock - Lake Simcoe, Trent-Severn Waterway - Barrie 2021-06-30
NW-C-0961-21

Dock 3.6 metres by 60 centimetres submerged 60 centimetres at 44 23.52N 079 39.11W.

Areas affected by the message
Aids to Navigation - Trent-Severn Waterway - Rice Lake 2021-06-03
NW-C-0765-21

Temporarily removed and replaced with a red spar buoy.

Areas affected by the message
Aids to Navigation - Trent-Severn Waterway - Otonabee River 2021-06-02
NW-C-0745-21

A red and a green buoy temporarily established to mark a shoal at 44 21.722N 078 17.422W and 44 21.727N 078 17.422W.

Showing results 1 to 11, from 11 total results.
Showing results 1 to 11, from 11 total results.
Details
Showing results 1 to 11, from 11 total results.
Showing results 1 to 11, from 11 total results.
ID Date Title Areas Charts Description
NW-C-0848-23
Areas affected by the message
44° 11.127'N 077° 35.505'W
44° 11.865'N 077° 35.474'W
2023-06-04 Waterway information Trent-Severn Waterway - Frankford 2021(NAD83)

Lock 5 Trent and Lock 6 Frankford non operational from 041100 UTC Jun 2023 to 041700 UTC Jun 2023 for maintenance. 
NW-C-0647-23
Areas affected by the message
44° 53.059'N 079° 40.549'W
2023-05-20 Waterway information Trent-Severn Waterway - Big Chute 2029(NAD83)

Big Chute Lock 44 inoperative due to mechanical issue.
NW-C-0597-23
Areas affected by the message
44° 13.927'N 079° 28.326'W
2023-05-17 Aids to Navigation Lake Simcoe, Trent-Severn Waterway - Keswick 2028(NAD83)

Orange buoy temporarily established at 44 13.927N 079 28.326W to mark Keswick water treatment facility manhole. 
NW-C-0541-23
Areas affected by the message
44° 23.854'N 079° 34.287'W
2023-05-12 Obstruction Lake Simcoe, Trent-Severn Waterway - Kempenfelt Bay 2028(NAD83)

Subsurface scientific mooring temporarily established at 44 23.854N 079 34.287W, 3 metres below the surface.
NW-C-0119-23
Areas affected by the message
45° 41.373'N 082° 27.639'W
Pt 1: 42° 04.465'N 084° 07.909'W
Pt 2: 45° 12.954'N 084° 30.256'W
Pt 3: 46° 49.564'N 089° 13.083'W
Pt 4: 47° 52.473'N 090° 36.148'W
Pt 5: 51° 04.260'N 089° 35.136'W
Pt 6: 50° 44.796'N 087° 14.430'W
Pt 7: 47° 14.637'N 082° 15.052'W
Pt 8: 47° 15.398'N 081° 08.961'W
Pt 9: 47° 47.004'N 079° 28.765'W
Pt 10: 47° 13.991'N 079° 02.076'W
Pt 11: 45° 51.776'N 074° 58.456'W
Pt 12: 45° 09.359'N 073° 41.831'W
Pt 13: 43° 53.154'N 074° 55.752'W
Pt 14: 42° 48.575'N 076° 12.614'W
Pt 15: 41° 13.528'N 081° 00.302'W
Pt 16: 40° 43.660'N 082° 04.392'W
Pt 17: 40° 40.664'N 082° 42.095'W
Pt 18: 40° 57.314'N 083° 29.506'W
Pt 19: 41° 09.129'N 083° 46.058'W
Pt 20: 41° 25.795'N 083° 57.714'W
2023-03-22 Seasonal Buoy Program Great Lakes 2400(NAD83)

The seasonal recommissioning of Canadian Coast Guard navigational buoys is underway in the Great Lakes sector.

Mariners requiring additional information are requested to contact the appropriate MCTS Centre, Navigational Warning Issuing Desk, or visit the Canadian Coast Guard Website at the following address: https://e-navigation.canada.ca
NW-C-1720-22
Areas affected by the message
44° 39.103'N 078° 48.191'W
2022-10-03 Obstruction - Metal post Trent-Severn Waterway - Coboconk 2025(NAD83)

Metal post reported at 44 39.103N 078 48.191W.
NW-C-1389-22
Areas affected by the message
44° 31.271'N 078° 29.859'W
2022-08-14 Obstruction - Rocks Trent-Severn Waterway - Bobcaygeon 2024(NAD83)

Rocks reported in the vicinity of 44 31.271N 078 29.859W, south of Big Island.
NW-C-1553-21
Areas affected by the message
44° 39.261'N 078° 48.076'W
2021-09-03 Obstruction - Submerged sign Trent-Severn Waterway - Coboconk 2025(NAD83)

Speed restriction sign submerged in 44 39.261N 078 48.076W.
NW-C-0961-21
Areas affected by the message
44° 23.518'N 079° 39.112'W
2021-06-30 Obstruction - Dock Lake Simcoe, Trent-Severn Waterway - Barrie 2028(NAD83), 2028(NAD83)

Dock 3.6 metres by 60 centimetres submerged 60 centimetres at 44 23.52N 079 39.11W.
NW-C-0765-21
Areas affected by the message
44° 08.910'N 078° 13.428'W
2021-06-03 Aids to Navigation Trent-Severn Waterway - Rice Lake 2022(NAD83), 2022(NAD83)

Temporarily removed and replaced with a red spar buoy.

Aids: Otonabee River east entrance light LL 1347.5
NW-C-0745-21
Areas affected by the message
44° 21.722'N 078° 17.422'W
44° 21.727'N 078° 17.422'W
2021-06-02 Aids to Navigation Trent-Severn Waterway - Otonabee River 2023(NAD83), 2024(NAD83)

A red and a green buoy temporarily established to mark a shoal at 44 21.722N 078 17.422W and 44 21.727N 078 17.422W.
Showing results 1 to 11, from 11 total results.
Showing results 1 to 11, from 11 total results.
Table
Showing results 1 to 11, from 11 total results.
Showing results 1 to 11, from 11 total results.
ID Date Title Areas Charts Description
NW-C-0848-23 2023-06-04 Waterway information Trent-Severn Waterway - Frankford 2021(NAD83)

Lock 5 Trent and Lock 6 Frankford non operational from 041100 UTC Jun 2023 to 041700 UTC Jun 2023 for maintenance. 
NW-C-0647-23 2023-05-20 Waterway information Trent-Severn Waterway - Big Chute 2029(NAD83)

Big Chute Lock 44 inoperative due to mechanical issue.
NW-C-0597-23 2023-05-17 Aids to Navigation Lake Simcoe, Trent-Severn Waterway - Keswick 2028(NAD83)

Orange buoy temporarily established at 44 13.927N 079 28.326W to mark Keswick water treatment facility manhole. 
NW-C-0541-23 2023-05-12 Obstruction Lake Simcoe, Trent-Severn Waterway - Kempenfelt Bay 2028(NAD83)

Subsurface scientific mooring temporarily established at 44 23.854N 079 34.287W, 3 metres below the surface.
NW-C-0119-23 2023-03-22 Seasonal Buoy Program Great Lakes 2400(NAD83)

The seasonal recommissioning of Canadian Coast Guard navigational buoys is underway in the Great Lakes sector.

Mariners requiring additional information are requested to contact the appropriate MCTS Centre, Navigational Warning Issuing Desk, or visit the Canadian Coast Guard Website at the following address: https://e-navigation.canada.ca
NW-C-1720-22 2022-10-03 Obstruction - Metal post Trent-Severn Waterway - Coboconk 2025(NAD83)

Metal post reported at 44 39.103N 078 48.191W.
NW-C-1389-22 2022-08-14 Obstruction - Rocks Trent-Severn Waterway - Bobcaygeon 2024(NAD83)

Rocks reported in the vicinity of 44 31.271N 078 29.859W, south of Big Island.
NW-C-1553-21 2021-09-03 Obstruction - Submerged sign Trent-Severn Waterway - Coboconk 2025(NAD83)

Speed restriction sign submerged in 44 39.261N 078 48.076W.
NW-C-0961-21 2021-06-30 Obstruction - Dock Lake Simcoe, Trent-Severn Waterway - Barrie 2028(NAD83), 2028(NAD83)

Dock 3.6 metres by 60 centimetres submerged 60 centimetres at 44 23.52N 079 39.11W.
NW-C-0765-21 2021-06-03 Aids to Navigation Trent-Severn Waterway - Rice Lake 2022(NAD83), 2022(NAD83)

Temporarily removed and replaced with a red spar buoy.

Aids: Otonabee River east entrance light LL 1347.5
NW-C-0745-21 2021-06-02 Aids to Navigation Trent-Severn Waterway - Otonabee River 2023(NAD83), 2024(NAD83)

A red and a green buoy temporarily established to mark a shoal at 44 21.722N 078 17.422W and 44 21.727N 078 17.422W.
Showing results 1 to 11, from 11 total results.
Showing results 1 to 11, from 11 total results.
Compact
Showing results 1 to 11, from 11 total results.
Showing results 1 to 11, from 11 total results.
ID Date Charts Title
NW-C-0848-23 2023-06-04 2021(NAD83) Waterway information

Lock 5 Trent and Lock 6 Frankford non operational from 041100 UTC Jun 2023 to 041700 UTC Jun 2023 for maintenance. 
NW-C-0647-23 2023-05-20 2029(NAD83) Waterway information

Big Chute Lock 44 inoperative due to mechanical issue.
NW-C-0597-23 2023-05-17 2028(NAD83) Aids to Navigation

Orange buoy temporarily established at 44 13.927N 079 28.326W to mark Keswick water treatment facility manhole. 
NW-C-0541-23 2023-05-12 2028(NAD83) Obstruction

Subsurface scientific mooring temporarily established at 44 23.854N 079 34.287W, 3 metres below the surface.
NW-C-0119-23 2023-03-22 2400(NAD83) Seasonal Buoy Program

The seasonal recommissioning of Canadian Coast Guard navigational buoys is underway in the Great Lakes sector.

Mariners requiring additional information are requested to contact the appropriate MCTS Centre, Navigational Warning Issuing Desk, or visit the Canadian Coast Guard Website at the following address: https://e-navigation.canada.ca
NW-C-1720-22 2022-10-03 2025(NAD83) Obstruction - Metal post

Metal post reported at 44 39.103N 078 48.191W.
NW-C-1389-22 2022-08-14 2024(NAD83) Obstruction - Rocks

Rocks reported in the vicinity of 44 31.271N 078 29.859W, south of Big Island.
NW-C-1553-21 2021-09-03 2025(NAD83) Obstruction - Submerged sign

Speed restriction sign submerged in 44 39.261N 078 48.076W.
NW-C-0961-21 2021-06-30 2028(NAD83), 2028(NAD83) Obstruction - Dock

Dock 3.6 metres by 60 centimetres submerged 60 centimetres at 44 23.52N 079 39.11W.
NW-C-0765-21 2021-06-03 2022(NAD83), 2022(NAD83) Aids to Navigation

Temporarily removed and replaced with a red spar buoy.

Aids: Otonabee River east entrance light LL 1347.5
NW-C-0745-21 2021-06-02 2023(NAD83), 2024(NAD83) Aids to Navigation

A red and a green buoy temporarily established to mark a shoal at 44 21.722N 078 17.422W and 44 21.727N 078 17.422W.
Showing results 1 to 11, from 11 total results.
Showing results 1 to 11, from 11 total results.

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