Catalog of shoals by date
Catalog of shoals in the
St. Lawrence Waterway
Updated by the Navigable Waterways Management division
| Number | Date | Chart | Reference point | Center position |
Shoal location In reference to the channel limits |
Dimensions | |||
|---|---|---|---|---|---|---|---|---|---|
| Latitude | Longitude | Lenght | Width | Depth | |||||
|
Q5000/24 XHTML |
2024-01-25 | 1313 | BATB | 46-29-41.5 | 72-14-14.3 | From 114 to 117 meters South of the North limit of the anchorage area | 6 | 3 | 10.6 |
|
Q5203/23 XHTML |
2023-11-10 | 1314 | D36 | 46-33-48.7 | 72-07-29.4 | From 0 to 5 meters South of the North limit of the channel | 32 | 5 | 10.4 |
|
Q5201/23 XHTML |
2023-11-09 | 1313 | C2 | 46-26-37.6 | 72-16-19.3 | From 58 to 77 meters South of the North limit of the channel | 12 | 19 | 11.1 |
|
Q5202/23 XHTML |
2023-11-09 | 1313 | D88 | 46-27-7.1 | 72-15-39.5 | From 29 to 31 meters South of the North limit of the channel | 2 | 2 | 11.2 |
|
Q5200/23 XHTML |
2023-11-08 | 1312 | S8 | 46-15-49.5 | 72-39-26.6 | From 34 to 36 meters South of the North limit of the channel | 3 | 2 | 10.5 |
|
Q5199/23 XHTML |
2023-11-08 | 1312 | S13 | 46-15-43.6 | 72-40-31.6 | From 17 to 19 meters North of the South limit of the channel | 2 | 2 | 11.2 |
|
Q5198/23 XHTML |
2023-11-08 | 1312 | S17 | 46-15-45.2 | 72-41-7.5 | From 6 to 14 meters North of the South limit of the channel | 24 | 8 | 11.1 |
|
Q5197/23 XHTML |
2023-11-08 | 1312 | S27 | 46-15-21.0 | 72-43-11.3 | From 33 to 35 meters North of the South limit of the channel | 2 | 2 | 11.2 |
|
Q5196/23 XHTML |
2023-11-08 | 1312 | S27 | 46-15-22.2 | 72-43-10.0 | From 46 to 51 meters North of the South limit of the channel | 3 | 5 | 11.2 |
|
Q5195/23 XHTML |
2023-11-08 | 1312 | S27 | 46-15-20.0 | 72-43-15.0 | From 51 to 56 meters North of the South limit of the channel | 2 | 5 | 11.2 |
|
Q5194/23 XHTML |
2023-11-08 | 1312 | S27 | 46-15-7.9 | 72-43-37.4 | From 7 to 15 meters North of the South limit of the channel | 1762 | 8 | 11.2 |
|
Q5193/23 XHTML |
2023-11-08 | 1312 | S27 | 46-15-13.9 | 72-43-24.0 | From 0 to 7 meters North of the South limit of the channel | 720 | 7 | 10.5 |
|
Q5192/23 XHTML |
2023-11-08 | 1312 | S54 | 46-13-7.9 | 72-48-13.3 | From 0 to 16 meters South of the North limit of the channel | 35 | 16 | 11.0 |
|
Q5191/23 XHTML |
2023-11-06 | 1313 | C28 | 46-23-12.5 | 72-25-43.8 | From 0 to 7 meters South of the North limit of the channel | 158 | 7 | 9.9 |
|
Q5190/23 XHTML |
2023-11-06 | 1313 | C28 | 46-23-12.6 | 72-25-43.0 | From 5 to 13 meters South of the North limit of the channel | 133 | 8 | 11.2 |
|
Q5189/23 XHTML |
2023-11-02 | 1312 | S87 | 46-10-24.0 | 72-55-26.3 | From 26 to 42 meters North of the South limit of the channel | 17 | 17 | 11.1 |
|
Q5187/23 XHTML |
2023-11-02 | 1312 | S58 | 46-12-48.4 | 72-48-52.8 | From 155 to 158 meters South of the North limit of the channel | 2 | 3 | 11.2 |
|
Q5184/23 XHTML |
2023-11-01 | 1311 | S146 | 46-03-40.8 | 73-05-19.1 | From 8 to 22 meters South of the North limit of the channel | 7 | 14 | 11.2 |
|
Q5186/23 XHTML |
2023-11-01 | 1312 | S110 | 46-07-50.9 | 72-57-26.0 | From 0 to 15 meters South of the North limit of the channel | 626 | 15 | 10.1 |
|
Q5185/23 XHTML |
2023-10-31 | 1311 | S141 | 46-03-42.6 | 73-04-58.4 | From 0 to 2 meters North of the South limit of the channel | 2 | 2 | 11.2 |
|
Q5167/23 XHTML |
2023-10-12 | 1312 | S80 | 46-11-34.9 | 72-53-34.6 | From 7 to 27 meters South of the North limit of the channel | 16 | 20 | 11.1 |
|
Q5118/23 XHTML |
2023-08-23 | 1312 | S103 | 46-09-1.6 | 72-56-46.1 | From 0 to 16 meters North of the South limit of the channel | 193 | 16 | 11.0 |
|
Q5103/23 XHTML |
2023-08-10 | 1313 | C52 | 46-20-25.7 | 72-32-18.5 | From 0 to 14 meters South of the North limit of the approach area | 77 | 14 | 9.0 |
|
Q5081/23 XHTML |
2023-08-02 | 1313 | C43 | 46-22-17.7 | 72-28-40.5 | From 0 to 12 meters North of the South limit of the channel | 146 | 12 | 10.1 |
|
Q5079/23 XHTML |
2023-08-02 | 1313 | C41 | 46-22-24.7 | 72-28-20.0 | From 0 to 15 meters North of the South limit of the channel | 98 | 15 | 10.5 |
|
Q5078/23 XHTML |
2023-08-02 | 1313 | C43 | 46-22-14.7 | 72-28-48.8 | From 7 to 14 meters North of the South limit of the channel | 29 | 8 | 11.0 |
|
Q5075/23 XHTML |
2023-07-28 | 1314 | Q51 | 46-38-24.4 | 71-44-15.2 | From 0 to 10 meters North of the South limit of the channel | 598 | 10 | 10.2 |
|
Q5071/23 XHTML |
2023-07-25 | 1313 | C77 | 46-16-45.8 | 72-36-30.0 | From 0 to 5 meters North of the South limit of the channel | 20 | 5 | 11.1 |
|
Q5067/23 XHTML |
2023-07-25 | 1312 | YAMB | 46-12-27.5 | 72-49-10.0 | From 95 to 141 meters North of the South limit of the anchorage area | 473 | 46 | 10.3 |
|
Q5068/23 XHTML |
2023-07-25 | 1312 | YAMB | 46-12-32.2 | 72-48-52.0 | From 0 to 47 meters North of the South limit of the anchorage area | 1249 | 47 | 9.8 |
|
Q5069/23 XHTML |
2023-07-25 | 1312 | YAMB | 46-12-30.8 | 72-48-51.0 | From 0 to 49 meters North of the South limit of the anchorage area | 1171 | 49 | 8.8 |
|
Q5070/23 XHTML |
2023-07-25 | 1312 | S63 | 46-12-22.3 | 72-49-20.8 | From 0 to 102 meters North of the South limit of the anchorage area | 333 | 102 | 7.1 |
|
Q5065/23 XHTML |
2023-07-25 | 1312 | S63 | 46-12-24.2 | 72-49-35.0 | From 0 to 28 meters North of the South limit of the anchorage area | 247 | 28 | 7.5 |
|
Q5066/23 XHTML |
2023-07-25 | 1312 | S63 | 46-12-25.2 | 72-49-35.7 | From 28 to 48 meters North of the South limit of the anchorage area | 77 | 20 | 9.3 |
|
Q5054/23 XHTML |
2023-07-19 | 1313 | C23 | 46-24-14.8 | 72-23-0.1 | From 0 to 14 meters North of the South limit of the anchorage area | 38 | 14 | 10.1 |
|
Q5053/23 XHTML |
2023-07-19 | 1313 | C23 | 46-24-20.3 | 72-22-58.1 | From 112 to 114 meters North of the South limit of the anchorage area | 2 | 2 | 10.4 |
|
Q5055/23 XHTML |
2023-07-19 | 1313 | C23 | 46-24-14.5 | 72-23-4.1 | From 0 to 25 meters North of the South limit of the anchorage area | 181 | 25 | 8.7 |
|
Q5036/23 XHTML |
2023-06-12 | 1313 | BATA | 46-30-13.2 | 72-13-57.2 | From 106 to 181 meters North of the South limit of the anchorage area | 1068 | 75 | 10.2 |
|
Q5037/23 XHTML |
2023-06-12 | 1313 | BATB | 46-30-3.9 | 72-14-5.3 | From 110 to 188 meters South of the North limit of the anchorage area | 810 | 78 | 10.2 |
|
Q5038/23 XHTML |
2023-06-12 | 1313 | BATB | 46-30-2.9 | 72-14-9.3 | From 41 to 108 meters South of the North limit of the anchorage area | 841 | 68 | 9.9 |
|
Q5040/23 XHTML |
2023-06-12 | 1313 | BATB | 46-29-42.9 | 72-14-18.9 | From 0 to 98 meters South of the North limit of the anchorage area | 131 | 98 | 9.9 |
|
Q5039/23 XHTML |
2023-06-12 | 1313 | BATB | 46-30-2.7 | 72-14-12.1 | From 0 to 41 meters South of the North limit of the anchorage area | 975 | 41 | 9.3 |
|
Q5042/23 XHTML |
2023-06-12 | 1313 | BATA | 46-30-26.7 | 72-13-57.5 | From 0 to 183 meters South of the North limit of the anchorage area | 527 | 183 | 8.5 |
|
Q5035/23 XHTML |
2023-06-12 | 1313 | BATA | 46-30-20.2 | 72-13-50.6 | From 49 to 106 meters North of the South limit of the anchorage area | 522 | 58 | 10.1 |
|
Q5043/23 XHTML |
2023-06-12 | 1313 | D68 | 46-30-34.2 | 72-13-45.4 | From 0 to 160 meters South of the North limit of the anchorage area | 308 | 160 | 8.5 |
|
Q5140/22 XHTML |
2022-07-19 | 1314 | GROA | 46-35-35.6 | 71-59-48.0 | From 0 to 39 meters South of the North limit of the channel | 89 | 39 | 9.5 |
|
Q5130/22 XHTML |
2022-07-14 | 1314 | GROA | 46-35-31.8 | 71-59-54.3 | From 0 to 26 meters North of the South limit of the channel | 76 | 26 | 10.0 |
|
Q5131/22 XHTML |
2022-07-14 | 1314 | D4 | 46-35-25.0 | 72-00-36.7 | From 0 to 6 meters South of the North limit of the channel | 273 | 6 | 9.4 |
|
Q5126/22 XHTML |
2022-07-13 | 1314 | Q77 | 46-37-17.6 | 71-56-56.7 | From 0 to 7 meters North of the South limit of the channel | 44 | 7 | 10.1 |
|
Q5061/22 XHTML |
2022-06-09 | 1310 | M187 | 45-33-2.9 | 73-31-7.2 | From 18 to 20 meters North of the South limit of the channel | 2 | 2 | 10.9 |
|
Q5036/22 XHTML |
2022-05-20 | 1314 | Q73 | 46-38-3.9 | 71-55-24.7 | From 0 to 7 meters North of the South limit of the channel | 17 | 7 | 10.4 |
|
Q5144/21 XHTML |
2021-08-06 | 1314 | Q84 | 46-35-55.1 | 71-59-52.3 | From 5 to 9 meters South of the North limit of the channel | 112 | 4 | 10.2 |
|
Q5142/21 XHTML |
2021-08-05 | 1314 | Q77 | 46-37-9.9 | 71-57-12.2 | From 4 to 20 meters North of the South limit of the channel | 591 | 16 | 8.5 |
|
Q5141/21 XHTML |
2021-08-05 | 1314 | Q70 | 46-38-45.6 | 71-54-45.3 | From 3 to 13 meters South of the North limit of the channel | 95 | 10 | 9.2 |
|
Q5140/21 XHTML |
2021-08-05 | 1314 | Q70 | 46-38-24.3 | 71-55-13.8 | From 2 to 10 meters South of the North limit of the channel | 82 | 8 | 9.7 |
|
Q5139/21 XHTML |
2021-08-04 | 1314 | Q68 | 46-38-55.7 | 71-54-32.1 | From 4 to 6 meters South of the North limit of the channel | 2 | 2 | 10.3 |
|
Q5049/20 XHTML |
2020-05-28 | 1314 | GROA | 46-35-36.0 | 72-00-17.7 | From 5 to 7 meters North of the South limit of the channel | 2 | 2 | 10.3 |
Measurements are given in meters
Water depths are given in reference to chart datum
Last data update: 2024-01-25 14:28
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