NW-M-1523-26
SÉCURITÉSubmersible tours in Halifax Harbour approaches on 22-23 Oct
No longer in forceReceived 21 Oct 2026, 00:00 UTCArchived 22 Oct 2026, 12:49 UTC
Warning text
Positions open on the mapNW-M-1523-26
Date
2026-10-21 16:10 UTC
Status
Published
Title
Marine Works
Areas
Halifax Harbour and Approaches
Categories
Underwater Operations
Description
Submersible tours underway from 1200-1800LT, on 22 and 23 October, 2026. Orange and white support vessel on scene displaying dive flag. Low wake and wide berth requested.
Position
Centroid : 44° 38.390'N 063° 33.320'W, Radius: 0.05 nm
Charts
4202(NAD83)
Location map
Open in the full mapAnalysis
No longer in forceSubmersible tours will operate in Halifax Harbour and approaches on 22 and 23 October 2026 between 1200 and 1800 local time. An orange and white support vessel will be on scene displaying a dive flag. Mariners are requested to proceed at low wake and give a wide berth to the operations area.
Proceed at low speed (low wake) and give a wide berth to the operations area; keep a sharp lookout for divers and follow any directions from the support vessel.
- Type
- Offshore operations · severity moderate
- Feed
- Offshore works, rigs and towingAll warnings of this kind on the map, or as an API feed.
- Location
- Halifax Harbour and Approaches
- Validity
- From 22 Oct 2026, 12:00 UTC
Until 23 Oct 2026, 18:00 UTCSubmersible tours underway from 1200-1800LT, on 22 and 23 October, 2026. - Activity periods
- 22 Oct 2026, 12:00 UTC - 22 Oct 2026, 18:00 UTC (1200-1800 LT on 22 October 2026 (times given as LT in source))
- 23 Oct 2026, 12:00 UTC - 23 Oct 2026, 18:00 UTC (1200-1800 LT on 23 October 2026 (times given as LT in source))
- Hazards
- submersible operations, support vessel with dive flag
- Charts
- 4202(NAD83)
Vessels involved
- Unnamed · support vessel (orange and white) displaying dive flag
Coast stations for this area
- RCCJRCC HalifaxCanada1 NM from the area
- RCCJRCC QuebecCanada346 NM from the area
- RCCRCC BostonUnited States354 NM from the area
- DSCDSC Station HalifaxJRCC HalifaxCanadaMMSI 003160016VHF 40range 40 NM3 NM from the area
- DSCDSC Station Shannon HillJRCC HalifaxCanadaMMSI 003160016VHF 40range 40 NM4 NM from the area
- DSCDSC Station Ketch HarborJRCC HalifaxCanadaMMSI 003160016VHF 40range 40 NM11 NM from the area
- DSCDSC Station KingsburgJRCC HalifaxCanadaMMSI 003160016VHF 40range 40 NM38 NM from the area
- DSCDSC Station Cape BlomidonJRCC HalifaxCanadaMMSI 003160015VHF 40range 40 NM51 NM from the area
Worked out automatically from the warning text on 21 Oct 2026, 17:17 UTC. It can be wrong: the official warning text is the authority.