NW-C-4706-26
PAN PANNew shoal confirmed between Trois-Rivières and Donnacona
ActiveReceived 06 Nov 2026, 00:00 UTC
Warning text
Positions open on the mapNW-C-4706-26
Date
2026-11-06 16:06 UTC
Status
Published
Title
Newly Discovered Dangers
Areas
Trois-Rivières to Donnacona
Categories
Shallow Depth Confirmed
Description
Shoal located in area bounded by:
46 30.564N 072 13.872W
46 30.382N 072 13.957W
46 30.403N 072 14.053W
46 30.585N 072 13.968W
Depth: 7.4 metres
In Force Shoals number Q5304/26 refers.
Position
Centroid : 46° 30.484'N 072° 13.963'W
Pt 1: 46° 30.564'N 072° 13.872'W
Pt 2: 46° 30.382'N 072° 13.957'W
Pt 3: 46° 30.403'N 072° 14.053'W
Pt 4: 46° 30.585'N 072° 13.968'W
Charts
1313(NAD83),
1314(NAD83)
Location map
Open on the full mapAnalysis
ActiveA shoal has been confirmed in the St. Lawrence River between Trois-Rivières and Donnacona. The shoal area is bounded by four positions with a reported least depth of 7.4 metres; centroid 46°30.484'N 072°13.963'W. Mariners should consult charts 1313 and 1314 (NAD83) and navigate with caution in the area. Shoals number Q5304/26 is referenced.
Navigate with caution, consult charts 1313 and 1314 (NAD83) and avoid the shoal area where practicable.
- Type
- Wreck / obstruction · severity moderate
- Feed
- Wrecks, obstructions and drifting objectsAll warnings of this kind on the map, or as an API feed.
- Location
- Trois-Rivières to Donnacona
- Validity
- From 06 Nov 2026, 16:06 UTC
Date 2026-11-06 16:06 UTC - Hazards
- shoal, shallow depth
- Least depth
- 7.4 m (24 ft)
- References
- Shoals number Q5304/26
- Charts
- 1313(NAD83), 1314(NAD83)
Coast stations for this area
- RCCJRCC QuebecCanada46 NM from the area
- RCCRCC BostonUnited States255 NM from the area
- RCCJRCC TrentonCanada266 NM from the area
- DSCDSC Station Trois-RivieresJRCC QuebecCanadaMMSI 003160027VHF 40range 40 NM11 NM from the area
- DSCDSC Station Mont BelairJRCC QuebecCanadaMMSI 003160027VHF 40range 40 NM35 NM from the area
- DSCDSC Station QuebecJRCC QuebecCanadaMMSI 003160027VHF 40range 40 NM46 NM from the area
- DSCDSC Station SorelJRCC QuebecCanadaMMSI 003160028VHF 40range 40 NM46 NM from the area
- DSCDSC Station LauzonJRCC QuebecCanadaMMSI 003160027VHF 40range 40 NM48 NM from the area
Worked out automatically from the warning text on 06 Nov 2026, 16:57 UTC. It can be wrong: the official warning text is the authority.
KeywordsDANGER