NW-C-2260-26
Received: 10 Jun 2026, 00:00Updated: 2 Nov 2026, 01:50
analysis
ActiveTemporary scientific buoys established near Contrecoeur
Three scientific buoys have been temporarily established in the vicinity of Contrecoeur between Montréal and Trois-Rivières on the St. Lawrence River. Mariners are advised to navigate with caution.
Navigate with caution.
- Type
- Survey operations · severity low
- Feed
- Survey operationsAll warnings of this kind on the map (contributors), or as an API feed: /api/v2/feeds/survey/
- Location
- St. Lawrence River, Montréal to Trois-Rivières, Contrecoeur
- Validity
- From 10 Jun 2026, 17:42 UTC
2026-06-10 17:42 UTC - Hazards
- scientific buoys
- Charts
- 1311(NAD83)
Coast stations for this area
- RCCJRCC QuebecCanada106 NM from the area
- RCCJRCC TrentonCanada206 NM from the area
- RCCRCC BostonUnited States230 NM from the area
- DSCDSC Station Mont-St. BrunoJRCC QuebecCanadaMMSI 003160028VHF 40range 40 NM16 NM from the area
- DSCDSC Station SorelJRCC QuebecCanadaMMSI 003160028VHF 40range 40 NM16 NM from the area
- DSCDSC Station MontrealJRCC QuebecCanadaMMSI 003160028VHF 40range 40 NM21 NM from the area
- DSCDSC Station L’AcadieJRCC QuebecCanadaMMSI 003160028VHF 40range 40 NM30 NM from the area
- DSCDSC Station Mont RigaudJRCC QuebecCanadaMMSI 003160028VHF 40range 40 NM47 NM from the area
Aids to navigation affected
- Newly establishedScientific buoy · 45 48.930N 073 18.496W
- Newly establishedScientific buoy · 45 49.406N 073 17.899W
- Newly establishedScientific buoy · 45 49.457N 073 17.842W
No aids-to-navigation list in the database yet; aids are shown as the warning names them.
Generated automatically from the warning text on 28 Sept 2026, 06:58 UTC. It can be wrong: the original warning below is the authoritative text.
Message content
NW-C-2260-26
Date
2026-06-10 17:42 UTC
Status
Published
Title
Scientific Instruments Change
Areas
Montréal to Trois-Rivières
Vicinity
Contrecoeur
Categories
Scientific Moorings
Description
Scientific buoys temporarily established at:
45 48.930N 073 18.496W
45 49.406N 073 17.899W
45 49.457N 073 17.842W
Position
45° 48.930'N 073° 18.496'W
45° 49.406'N 073° 17.899'W
45° 49.457'N 073° 17.842'W
Charts
1311(NAD83)