Passage log
Duluth Ship Canal, July 2025
90 recorded passages by 28 distinct vessels, in the order they happened. Times are shown in Central time and are accurate to roughly ±15 minutes.
- 90 Passages
- 28 Distinct vessels
- 2.9 Per day Across the whole month
- 6 Busiest day Wednesday, 16 July 2025
The log
| Date | Local time | Vessel | Direction |
|---|---|---|---|
| 30 Jun 2025 | 19:21 CDT | Viking Polaris | outbound |
| 30 Jun 2025 | 20:10 CDT | American Mariner | outbound |
| 30 Jun 2025 | 23:07 CDT | John J Boland | inbound |
| 1 Jul 2025 | 09:23 CDT | John J Boland | outbound |
| 1 Jul 2025 | 11:17 CDT | Burns Harbor | outbound |
| 1 Jul 2025 | 14:05 CDT | Algoma Buffalo | outbound |
| 2 Jul 2025 | 11:23 CDT | Samuel de Champlain | inbound |
| 2 Jul 2025 | 21:11 CDT | Algoma Intrepid | inbound |
| 2 Jul 2025 | 21:40 CDT | American Spirit | inbound |
| 3 Jul 2025 | 16:52 CDT | H Lee White | inbound |
| 4 Jul 2025 | 07:51 CDT | H Lee White | outbound |
| 4 Jul 2025 | 12:09 CDT | American Spirit | outbound |
| 4 Jul 2025 | 23:13 CDT | Paul R Tregurtha | outbound |
| 5 Jul 2025 | 06:54 CDT | Viking Octantis | inbound |
| 5 Jul 2025 | 07:24 CDT | Algoma Intrepid | outbound |
| 5 Jul 2025 | 10:17 CDT | Mesabi Miner | inbound |
| 5 Jul 2025 | 15:28 CDT | American Century | inbound |
| 5 Jul 2025 | 17:25 CDT | Viking Octantis | outbound |
| 6 Jul 2025 | 04:38 CDT | Mesabi Miner | outbound |
| 6 Jul 2025 | 17:21 CDT | Algoma Conveyor | inbound |
| 6 Jul 2025 | 21:49 CDT | Algoma Conveyor | outbound |
| 8 Jul 2025 | 04:46 CDT | Indiana Harbor | inbound |
| 8 Jul 2025 | 10:57 CDT | American Mariner | inbound |
| 8 Jul 2025 | 11:30 CDT | John G Munson | inbound |
| 8 Jul 2025 | 14:49 CDT | American Century | outbound |
| 8 Jul 2025 | 16:38 CDT | Indiana Harbor | outbound |
| 9 Jul 2025 | 00:13 CDT | American Mariner | outbound |
| 9 Jul 2025 | 04:53 CDT | John G Munson | outbound |
| 10 Jul 2025 | 18:21 CDT | Paul R Tregurtha | inbound |
| 11 Jul 2025 | 03:09 CDT | American Spirit | inbound |
| 11 Jul 2025 | 04:32 CDT | Paul R Tregurtha | outbound |
| 12 Jul 2025 | 03:28 CDT | American Spirit | outbound |
| 12 Jul 2025 | 08:47 CDT | Joyce L Vanenkevort | inbound |
| 12 Jul 2025 | 11:19 CDT | James R Barker | inbound |
| 13 Jul 2025 | 04:29 CDT | James R Barker | outbound |
| 13 Jul 2025 | 12:30 CDT | H Lee White | inbound |
| 13 Jul 2025 | 19:57 CDT | American Integrity | inbound |
| 13 Jul 2025 | 22:38 CDT | Asian Spirit | inbound |
| 14 Jul 2025 | 05:39 CDT | H Lee White | outbound |
| 14 Jul 2025 | 11:32 CDT | American Century | inbound |
| 14 Jul 2025 | 14:36 CDT | American Integrity | outbound |
| 15 Jul 2025 | 00:44 CDT | American Century | outbound |
| 15 Jul 2025 | 08:17 CDT | Great Republic | inbound |
| 15 Jul 2025 | 19:27 CDT | John G Munson | inbound |
| 16 Jul 2025 | 03:34 CDT | Algoma Buffalo | inbound |
| 16 Jul 2025 | 03:43 CDT | Great Republic | outbound |
| 16 Jul 2025 | 07:19 CDT | Algoma Buffalo | outbound |
| 16 Jul 2025 | 08:31 CDT | John G Munson | outbound |
| 16 Jul 2025 | 19:23 CDT | Asian Spirit | outbound |
| 16 Jul 2025 | 21:42 CDT | Burns Harbor | inbound |
| 17 Jul 2025 | 08:02 CDT | Paul R Tregurtha | inbound |
| 17 Jul 2025 | 15:26 CDT | Paul R Tregurtha | outbound |
| 17 Jul 2025 | 19:15 CDT | Burns Harbor | outbound |
| 19 Jul 2025 | 04:58 CDT | James R Barker | inbound |
| 19 Jul 2025 | 05:04 CDT | American Spirit | inbound |
| 19 Jul 2025 | 12:57 CDT | Hudsongracht | inbound |
| 19 Jul 2025 | 12:59 CDT | James R Barker | outbound |
| 19 Jul 2025 | 22:41 CDT | American Spirit | outbound |
| 20 Jul 2025 | 03:31 CDT | American Century | inbound |
| 20 Jul 2025 | 16:12 CDT | American Century | outbound |
| 21 Jul 2025 | 04:31 CDT | American Integrity | inbound |
| 21 Jul 2025 | 15:59 CDT | Hudsongracht | outbound |
| 22 Jul 2025 | 02:30 CDT | American Integrity | outbound |
| 22 Jul 2025 | 17:00 CDT | Dirk S. Vanenkevort | inbound |
| 22 Jul 2025 | 19:48 CDT | Edwin H Gott | inbound |
| 23 Jul 2025 | 09:15 CDT | Dirk S. Vanenkevort | outbound |
| 24 Jul 2025 | 01:01 CDT | Edwin H Gott | outbound |
| 24 Jul 2025 | 08:53 CDT | John J Boland | inbound |
| 24 Jul 2025 | 23:50 CDT | James R Barker | inbound |
| 25 Jul 2025 | 08:43 CDT | John G Munson | inbound |
| 25 Jul 2025 | 18:56 CDT | American Century | inbound |
| 25 Jul 2025 | 19:29 CDT | John G Munson | outbound |
| 25 Jul 2025 | 23:35 CDT | John J Boland | outbound |
| 26 Jul 2025 | 06:05 CDT | James R Barker | outbound |
| 27 Jul 2025 | 10:35 CDT | Algoma Bear | inbound |
| 27 Jul 2025 | 13:57 CDT | Walter J McCarthy Jr | inbound |
| 27 Jul 2025 | 14:11 CDT | Algoma Bear | outbound |
| 27 Jul 2025 | 14:58 CDT | American Century | outbound |
| 28 Jul 2025 | 07:01 CDT | Polsteam Dabie | inbound |
| 28 Jul 2025 | 11:51 CDT | Indiana Harbor | inbound |
| 28 Jul 2025 | 23:51 CDT | Indiana Harbor | outbound |
| 29 Jul 2025 | 06:05 CDT | Walter J McCarthy Jr | outbound |
| 29 Jul 2025 | 14:46 CDT | Polsteam Dabie | outbound |
| 29 Jul 2025 | 15:09 CDT | Paul R Tregurtha | inbound |
| 29 Jul 2025 | 18:20 CDT | Great Republic | inbound |
| 29 Jul 2025 | 22:27 CDT | Paul R Tregurtha | outbound |
| 30 Jul 2025 | 03:10 CDT | Great Republic | outbound |
| 30 Jul 2025 | 11:49 CDT | H Lee White | inbound |
| 30 Jul 2025 | 21:21 CDT | H Lee White | outbound |
| 31 Jul 2025 | 17:03 CDT | Algoma Compass | inbound |
Times are interpolated from AIS track samples, good to about fifteen minutes, and shown in Central time. A passage is a track crossing our gate line, not an official lock record.