NW-C-4702-26
PAN PANShoal (8.9 m) reported between Trois-Rivières and Donnacona
ActiveReceived 06 Nov 2026, 00:00 UTC
Warning text
Positions open on the mapNW-C-4702-26
Date
2026-11-06 15:58 UTC
Status
Published
Title
Newly Discovered Dangers
Cancels
NW-C-1122-26
Areas
Trois-Rivières to Donnacona
Categories
Shallow Depth Confirmed
Description
Shoal located in area bounded by:
46 30.608N 072 13.725W
46 30.382N 072 13.830W
46 30.407N 072 13.945W
46 30.634N 072 13.840W
Depth: 8.9 metres
In Force Shoals number Q5303/26 refers.
Position
Centroid : 46° 30.508'N 072° 13.835'W
Pt 1: 46° 30.608'N 072° 13.725'W
Pt 2: 46° 30.382'N 072° 13.830'W
Pt 3: 46° 30.407'N 072° 13.945'W
Pt 4: 46° 30.634'N 072° 13.840'W
Charts
1313(NAD83),
1314(NAD83)
Location map
Open on the full mapAnalysis
ActiveA newly discovered shoal has been reported in the St. Lawrence River between Trois-Rivières and Donnacona. The shoal area is bounded by four positions with a centroid at 46°30.508'N 072°13.835'W; least depth 8.9 metres. This notice cancels NW-C-1122-26. Mariners should consult charts and navigate with caution in the area.
Consult charts and navigate with caution; avoid the shoal area if possible.
- 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, 15:58 UTC
Date 2026-11-06 15:58 UTC. In Force Shoals number Q5303/26 refers. - Hazards
- shoal, shallow depth 8.9 m
- Least depth
- 8.9 m (29 ft)
- Cancels
- NW-C-1122-26
- 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, 16:58 UTC. It can be wrong: the official warning text is the authority.
KeywordsDANGER