Fleet-matched vessel · United States flag
Paul R Tregurtha
The Interlake Steamship Company · Self-unloader · 309 m. Range: Lakes only. 536 recorded passages across 6 chokepoints.
Last recorded passage
westbound at Straits of Mackinac
31 Dec 2025, 08:49 EST — ±15 min · see the December 2025 log
Archive Record Scope: Transits shown are compiled from verified AIS records covering January 2024 through December 2025. For real-time satellite AIS tracking, check BoatNerd or VesselFinder links below.
FreighterLog is the record, not the map. For where Paul R Tregurtha is right now, see BoatNerd's live AIS map, which runs on their own receivers on the lakes, or VesselFinder.
Follow by RSS. Every crossing Paul R Tregurtha makes goes into a feed of her own, added when the next batch of the public AIS archive is processed. It is a file on this domain: no account, no email address, and nothing that reports back. Paul R Tregurtha feed · all chokepoints
Specification
| Name (AIS) | PAUL R TREGURTHA |
|---|---|
| MMSI | 366904940 |
| IMO | IMO7729057 |
| Call sign | WYR4481 |
| Length overall | 309 m (1,014 ft) |
| Beam | 32 m (105 ft) |
| AIS vessel type | Cargo |
| Hull type | Self-unloader |
| Operator | The Interlake Steamship Company |
| Flag | United States |
Passage record
- 536 Passages January 2024 – December 2025
- 6 Chokepoints of 7 monitored
- 1 Jan 2024 First in archive UTC date
- 31 Dec 2025 Last in archive UTC date
Where she was recorded
Season passage log
Local time at each chokepoint · grouped by month (UTC buckets)
Times are interpolated from AIS track samples, good to about fifteen minutes, and shown in each chokepoint's local time. A passage is a track crossing our gate line, not an official lock record.
2025 season
December 2025 23 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 31 Dec 2025 | 08:49 EST | Straits of Mackinac | westbound |
| 31 Dec 2025 | 00:21 EST | Soo Locks (St. Marys River) | downbound |
| 28 Dec 2025 | 12:12 CST | Superior Entry | outbound |
| 27 Dec 2025 | 08:49 CST | Superior Entry | inbound |
| 25 Dec 2025 | 20:56 EST | Soo Locks (St. Marys River) | upbound |
| 25 Dec 2025 | 12:34 EST | Straits of Mackinac | eastbound |
| 22 Dec 2025 | 08:36 EST | Straits of Mackinac | westbound |
| 22 Dec 2025 | 00:45 EST | Soo Locks (St. Marys River) | downbound |
| 20 Dec 2025 | 16:26 CST | Superior Entry | outbound |
| 20 Dec 2025 | 00:22 CST | Superior Entry | inbound |
| 18 Dec 2025 | 10:05 EST | Soo Locks (St. Marys River) | upbound |
| 17 Dec 2025 | 05:20 EST | Port Huron / Blue Water Bridge | upbound |
| 16 Dec 2025 | 05:19 EST | Detroit River / Ambassador Bridge | upbound |
| 14 Dec 2025 | 07:07 EST | Detroit River / Ambassador Bridge | downbound |
| 13 Dec 2025 | 12:52 EST | Port Huron / Blue Water Bridge | downbound |
| 12 Dec 2025 | 08:30 EST | Soo Locks (St. Marys River) | downbound |
| 10 Dec 2025 | 15:10 CST | Duluth Ship Canal | inbound |
| 9 Dec 2025 | 05:56 EST | Soo Locks (St. Marys River) | upbound |
| 8 Dec 2025 | 21:20 EST | Straits of Mackinac | eastbound |
| 5 Dec 2025 | 15:14 EST | Straits of Mackinac | westbound |
| 3 Dec 2025 | 09:09 CST | Superior Entry | outbound |
| 2 Dec 2025 | 11:14 CST | Superior Entry | inbound |
| 1 Dec 2025 | 02:44 EST | Soo Locks (St. Marys River) | upbound |
November 2025 22 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 30 Nov 2025 | 03:03 EST | Port Huron / Blue Water Bridge | upbound |
| 29 Nov 2025 | 21:18 EST | Detroit River / Ambassador Bridge | upbound |
| 28 Nov 2025 | 16:43 EST | Detroit River / Ambassador Bridge | downbound |
| 26 Nov 2025 | 02:29 EST | Port Huron / Blue Water Bridge | downbound |
| 25 Nov 2025 | 05:50 EST | Soo Locks (St. Marys River) | downbound |
| 23 Nov 2025 | 20:32 CST | Duluth Ship Canal | outbound |
| 23 Nov 2025 | 09:03 CST | Duluth Ship Canal | inbound |
| 22 Nov 2025 | 04:29 EST | Soo Locks (St. Marys River) | upbound |
| 21 Nov 2025 | 06:41 EST | Port Huron / Blue Water Bridge | upbound |
| 21 Nov 2025 | 00:11 EST | Detroit River / Ambassador Bridge | upbound |
| 19 Nov 2025 | 10:06 EST | Detroit River / Ambassador Bridge | downbound |
| 18 Nov 2025 | 16:31 EST | Port Huron / Blue Water Bridge | downbound |
| 17 Nov 2025 | 19:59 EST | Soo Locks (St. Marys River) | downbound |
| 15 Nov 2025 | 20:56 CST | Duluth Ship Canal | outbound |
| 15 Nov 2025 | 00:15 CST | Duluth Ship Canal | inbound |
| 13 Nov 2025 | 19:01 EST | Soo Locks (St. Marys River) | upbound |
| 11 Nov 2025 | 22:15 EST | Straits of Mackinac | eastbound |
| 6 Nov 2025 | 21:38 EST | Straits of Mackinac | westbound |
| 6 Nov 2025 | 14:17 EST | Soo Locks (St. Marys River) | downbound |
| 4 Nov 2025 | 23:02 CST | Duluth Ship Canal | outbound |
| 3 Nov 2025 | 20:35 CST | Duluth Ship Canal | inbound |
| 1 Nov 2025 | 18:30 EDT | Soo Locks (St. Marys River) | upbound |
October 2025 29 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 31 Oct 2025 | 18:54 EDT | Port Huron / Blue Water Bridge | upbound |
| 30 Oct 2025 | 04:23 EDT | Port Huron / Blue Water Bridge | downbound |
| 29 Oct 2025 | 06:30 EDT | Soo Locks (St. Marys River) | downbound |
| 27 Oct 2025 | 21:53 CDT | Duluth Ship Canal | outbound |
| 27 Oct 2025 | 12:38 CDT | Duluth Ship Canal | inbound |
| 26 Oct 2025 | 08:12 EDT | Soo Locks (St. Marys River) | upbound |
| 25 Oct 2025 | 11:03 EDT | Port Huron / Blue Water Bridge | upbound |
| 25 Oct 2025 | 05:09 EDT | Detroit River / Ambassador Bridge | upbound |
| 21 Oct 2025 | 12:31 EDT | Detroit River / Ambassador Bridge | downbound |
| 19 Oct 2025 | 07:05 EDT | Soo Locks (St. Marys River) | downbound |
| 17 Oct 2025 | 21:40 CDT | Duluth Ship Canal | outbound |
| 17 Oct 2025 | 14:20 CDT | Duluth Ship Canal | inbound |
| 16 Oct 2025 | 08:07 EDT | Soo Locks (St. Marys River) | upbound |
| 15 Oct 2025 | 10:57 EDT | Port Huron / Blue Water Bridge | upbound |
| 15 Oct 2025 | 04:42 EDT | Detroit River / Ambassador Bridge | upbound |
| 14 Oct 2025 | 09:41 EDT | Detroit River / Ambassador Bridge | downbound |
| 12 Oct 2025 | 19:36 EDT | Soo Locks (St. Marys River) | downbound |
| 11 Oct 2025 | 09:39 CDT | Duluth Ship Canal | outbound |
| 11 Oct 2025 | 02:00 CDT | Duluth Ship Canal | inbound |
| 9 Oct 2025 | 19:51 EDT | Soo Locks (St. Marys River) | upbound |
| 8 Oct 2025 | 23:05 EDT | Port Huron / Blue Water Bridge | upbound |
| 7 Oct 2025 | 19:48 EDT | Detroit River / Ambassador Bridge | downbound |
| 6 Oct 2025 | 08:04 EDT | Soo Locks (St. Marys River) | downbound |
| 4 Oct 2025 | 21:46 CDT | Duluth Ship Canal | outbound |
| 4 Oct 2025 | 14:44 CDT | Duluth Ship Canal | inbound |
| 3 Oct 2025 | 09:54 EDT | Soo Locks (St. Marys River) | upbound |
| 2 Oct 2025 | 09:33 EDT | Port Huron / Blue Water Bridge | upbound |
| 2 Oct 2025 | 03:35 EDT | Detroit River / Ambassador Bridge | upbound |
| 1 Oct 2025 | 07:41 EDT | Detroit River / Ambassador Bridge | downbound |
September 2025 28 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 29 Sep 2025 | 19:32 EDT | Soo Locks (St. Marys River) | downbound |
| 28 Sep 2025 | 12:02 CDT | Duluth Ship Canal | outbound |
| 28 Sep 2025 | 00:37 CDT | Duluth Ship Canal | inbound |
| 26 Sep 2025 | 21:13 EDT | Soo Locks (St. Marys River) | upbound |
| 26 Sep 2025 | 11:19 EDT | Straits of Mackinac | eastbound |
| 23 Sep 2025 | 10:27 EDT | Straits of Mackinac | westbound |
| 23 Sep 2025 | 01:37 EDT | Soo Locks (St. Marys River) | downbound |
| 21 Sep 2025 | 18:32 CDT | Superior Entry | outbound |
| 20 Sep 2025 | 14:12 CDT | Superior Entry | inbound |
| 19 Sep 2025 | 07:45 EDT | Soo Locks (St. Marys River) | upbound |
| 18 Sep 2025 | 05:27 EDT | Detroit River / Ambassador Bridge | upbound |
| 17 Sep 2025 | 07:01 EDT | Detroit River / Ambassador Bridge | downbound |
| 15 Sep 2025 | 18:54 EDT | Soo Locks (St. Marys River) | downbound |
| 14 Sep 2025 | 09:43 CDT | Duluth Ship Canal | outbound |
| 14 Sep 2025 | 01:25 CDT | Duluth Ship Canal | inbound |
| 12 Sep 2025 | 22:02 EDT | Soo Locks (St. Marys River) | upbound |
| 12 Sep 2025 | 01:51 EDT | Port Huron / Blue Water Bridge | upbound |
| 11 Sep 2025 | 19:57 EDT | Detroit River / Ambassador Bridge | upbound |
| 10 Sep 2025 | 18:31 EDT | Detroit River / Ambassador Bridge | downbound |
| 9 Sep 2025 | 15:17 EDT | Soo Locks (St. Marys River) | downbound |
| 8 Sep 2025 | 02:58 CDT | Duluth Ship Canal | outbound |
| 7 Sep 2025 | 13:27 CDT | Duluth Ship Canal | inbound |
| 5 Sep 2025 | 19:07 EDT | Soo Locks (St. Marys River) | upbound |
| 4 Sep 2025 | 21:42 EDT | Port Huron / Blue Water Bridge | upbound |
| 4 Sep 2025 | 16:09 EDT | Detroit River / Ambassador Bridge | upbound |
| 3 Sep 2025 | 20:28 EDT | Detroit River / Ambassador Bridge | downbound |
| 3 Sep 2025 | 00:38 EDT | Port Huron / Blue Water Bridge | downbound |
| 2 Sep 2025 | 01:39 EDT | Soo Locks (St. Marys River) | downbound |
August 2025 33 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 31 Aug 2025 | 16:28 CDT | Duluth Ship Canal | outbound |
| 31 Aug 2025 | 05:15 CDT | Duluth Ship Canal | inbound |
| 29 Aug 2025 | 23:44 EDT | Soo Locks (St. Marys River) | upbound |
| 29 Aug 2025 | 01:48 EDT | Port Huron / Blue Water Bridge | upbound |
| 28 Aug 2025 | 20:10 EDT | Detroit River / Ambassador Bridge | upbound |
| 27 Aug 2025 | 21:50 EDT | Detroit River / Ambassador Bridge | downbound |
| 27 Aug 2025 | 02:00 EDT | Port Huron / Blue Water Bridge | downbound |
| 26 Aug 2025 | 06:04 EDT | Soo Locks (St. Marys River) | downbound |
| 24 Aug 2025 | 18:42 CDT | Duluth Ship Canal | outbound |
| 24 Aug 2025 | 09:54 CDT | Duluth Ship Canal | inbound |
| 23 Aug 2025 | 02:15 EDT | Soo Locks (St. Marys River) | upbound |
| 22 Aug 2025 | 05:17 EDT | Port Huron / Blue Water Bridge | upbound |
| 20 Aug 2025 | 23:09 EDT | Detroit River / Ambassador Bridge | downbound |
| 20 Aug 2025 | 09:05 EDT | Port Huron / Blue Water Bridge | downbound |
| 19 Aug 2025 | 12:49 EDT | Soo Locks (St. Marys River) | downbound |
| 18 Aug 2025 | 03:03 CDT | Duluth Ship Canal | outbound |
| 17 Aug 2025 | 11:19 CDT | Duluth Ship Canal | inbound |
| 16 Aug 2025 | 04:36 EDT | Soo Locks (St. Marys River) | upbound |
| 15 Aug 2025 | 04:37 EDT | Port Huron / Blue Water Bridge | upbound |
| 13 Aug 2025 | 18:02 EDT | Soo Locks (St. Marys River) | downbound |
| 12 Aug 2025 | 09:34 CDT | Duluth Ship Canal | outbound |
| 12 Aug 2025 | 01:39 CDT | Duluth Ship Canal | inbound |
| 10 Aug 2025 | 21:27 EDT | Soo Locks (St. Marys River) | upbound |
| 10 Aug 2025 | 00:43 EDT | Port Huron / Blue Water Bridge | upbound |
| 9 Aug 2025 | 19:20 EDT | Detroit River / Ambassador Bridge | upbound |
| 7 Aug 2025 | 17:01 EDT | Detroit River / Ambassador Bridge | downbound |
| 7 Aug 2025 | 04:38 EDT | Port Huron / Blue Water Bridge | downbound |
| 6 Aug 2025 | 05:01 EDT | Soo Locks (St. Marys River) | downbound |
| 4 Aug 2025 | 18:50 CDT | Duluth Ship Canal | outbound |
| 4 Aug 2025 | 06:50 CDT | Duluth Ship Canal | inbound |
| 2 Aug 2025 | 23:55 EDT | Soo Locks (St. Marys River) | upbound |
| 2 Aug 2025 | 02:58 EDT | Port Huron / Blue Water Bridge | upbound |
| 1 Aug 2025 | 04:00 EDT | Port Huron / Blue Water Bridge | downbound |
July 2025 32 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 31 Jul 2025 | 07:24 EDT | Soo Locks (St. Marys River) | downbound |
| 29 Jul 2025 | 22:27 CDT | Duluth Ship Canal | outbound |
| 29 Jul 2025 | 15:09 CDT | Duluth Ship Canal | inbound |
| 28 Jul 2025 | 11:04 EDT | Soo Locks (St. Marys River) | upbound |
| 28 Jul 2025 | 02:45 EDT | Straits of Mackinac | eastbound |
| 24 Jul 2025 | 21:40 EDT | Straits of Mackinac | westbound |
| 24 Jul 2025 | 13:33 EDT | Soo Locks (St. Marys River) | downbound |
| 23 Jul 2025 | 02:48 CDT | Superior Entry | outbound |
| 22 Jul 2025 | 17:08 CDT | Superior Entry | inbound |
| 21 Jul 2025 | 14:12 EDT | Soo Locks (St. Marys River) | upbound |
| 20 Jul 2025 | 13:06 EDT | Port Huron / Blue Water Bridge | upbound |
| 19 Jul 2025 | 18:32 EDT | Port Huron / Blue Water Bridge | downbound |
| 18 Jul 2025 | 22:06 EDT | Soo Locks (St. Marys River) | downbound |
| 17 Jul 2025 | 15:26 CDT | Duluth Ship Canal | outbound |
| 17 Jul 2025 | 08:02 CDT | Duluth Ship Canal | inbound |
| 16 Jul 2025 | 03:25 EDT | Soo Locks (St. Marys River) | upbound |
| 15 Jul 2025 | 06:05 EDT | Port Huron / Blue Water Bridge | upbound |
| 14 Jul 2025 | 23:57 EDT | Detroit River / Ambassador Bridge | upbound |
| 14 Jul 2025 | 08:10 EDT | Detroit River / Ambassador Bridge | downbound |
| 13 Jul 2025 | 16:17 EDT | Port Huron / Blue Water Bridge | downbound |
| 11 Jul 2025 | 04:32 CDT | Duluth Ship Canal | outbound |
| 10 Jul 2025 | 18:21 CDT | Duluth Ship Canal | inbound |
| 9 Jul 2025 | 17:07 EDT | Soo Locks (St. Marys River) | upbound |
| 8 Jul 2025 | 19:20 EDT | Port Huron / Blue Water Bridge | upbound |
| 8 Jul 2025 | 12:09 EDT | Detroit River / Ambassador Bridge | upbound |
| 7 Jul 2025 | 20:29 EDT | Detroit River / Ambassador Bridge | downbound |
| 7 Jul 2025 | 05:03 EDT | Port Huron / Blue Water Bridge | downbound |
| 6 Jul 2025 | 06:00 EDT | Soo Locks (St. Marys River) | downbound |
| 4 Jul 2025 | 23:13 CDT | Duluth Ship Canal | outbound |
| 4 Jul 2025 | 02:50 CDT | Superior Entry | inbound |
| 3 Jul 2025 | 00:59 EDT | Soo Locks (St. Marys River) | upbound |
| 2 Jul 2025 | 05:17 EDT | Port Huron / Blue Water Bridge | upbound |
June 2025 31 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 30 Jun 2025 | 16:26 EDT | Port Huron / Blue Water Bridge | downbound |
| 29 Jun 2025 | 18:50 EDT | Soo Locks (St. Marys River) | downbound |
| 28 Jun 2025 | 08:12 CDT | Duluth Ship Canal | outbound |
| 28 Jun 2025 | 00:29 CDT | Duluth Ship Canal | inbound |
| 26 Jun 2025 | 22:23 EDT | Soo Locks (St. Marys River) | upbound |
| 26 Jun 2025 | 02:23 EDT | Port Huron / Blue Water Bridge | upbound |
| 24 Jun 2025 | 10:08 EDT | Port Huron / Blue Water Bridge | downbound |
| 23 Jun 2025 | 12:34 EDT | Soo Locks (St. Marys River) | downbound |
| 22 Jun 2025 | 04:32 CDT | Duluth Ship Canal | outbound |
| 21 Jun 2025 | 20:04 CDT | Duluth Ship Canal | inbound |
| 20 Jun 2025 | 18:54 EDT | Soo Locks (St. Marys River) | upbound |
| 19 Jun 2025 | 22:51 EDT | Port Huron / Blue Water Bridge | upbound |
| 19 Jun 2025 | 16:28 EDT | Detroit River / Ambassador Bridge | upbound |
| 18 Jun 2025 | 11:41 EDT | Detroit River / Ambassador Bridge | downbound |
| 17 Jun 2025 | 04:52 EDT | Port Huron / Blue Water Bridge | downbound |
| 16 Jun 2025 | 05:25 EDT | Soo Locks (St. Marys River) | downbound |
| 14 Jun 2025 | 22:18 CDT | Duluth Ship Canal | outbound |
| 14 Jun 2025 | 09:27 CDT | Duluth Ship Canal | inbound |
| 13 Jun 2025 | 04:56 EDT | Soo Locks (St. Marys River) | upbound |
| 12 Jun 2025 | 05:10 EDT | Port Huron / Blue Water Bridge | upbound |
| 10 Jun 2025 | 13:44 EDT | Port Huron / Blue Water Bridge | downbound |
| 9 Jun 2025 | 17:11 EDT | Soo Locks (St. Marys River) | downbound |
| 8 Jun 2025 | 08:05 CDT | Duluth Ship Canal | outbound |
| 7 Jun 2025 | 23:42 CDT | Duluth Ship Canal | inbound |
| 6 Jun 2025 | 21:43 EDT | Soo Locks (St. Marys River) | upbound |
| 5 Jun 2025 | 23:33 EDT | Port Huron / Blue Water Bridge | upbound |
| 5 Jun 2025 | 18:46 EDT | Detroit River / Ambassador Bridge | upbound |
| 4 Jun 2025 | 19:43 EDT | Detroit River / Ambassador Bridge | downbound |
| 4 Jun 2025 | 04:04 EDT | Port Huron / Blue Water Bridge | downbound |
| 2 Jun 2025 | 22:24 EDT | Soo Locks (St. Marys River) | downbound |
| 1 Jun 2025 | 14:16 CDT | Duluth Ship Canal | outbound |
May 2025 38 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 29 May 2025 | 23:38 CDT | Duluth Ship Canal | inbound |
| 28 May 2025 | 20:14 EDT | Soo Locks (St. Marys River) | upbound |
| 28 May 2025 | 00:16 EDT | Port Huron / Blue Water Bridge | upbound |
| 27 May 2025 | 18:29 EDT | Detroit River / Ambassador Bridge | upbound |
| 27 May 2025 | 02:04 EDT | Detroit River / Ambassador Bridge | downbound |
| 26 May 2025 | 12:01 EDT | Port Huron / Blue Water Bridge | downbound |
| 25 May 2025 | 15:43 EDT | Soo Locks (St. Marys River) | downbound |
| 24 May 2025 | 07:13 CDT | Duluth Ship Canal | outbound |
| 23 May 2025 | 12:22 CDT | Superior Entry | inbound |
| 22 May 2025 | 10:53 EDT | Soo Locks (St. Marys River) | upbound |
| 21 May 2025 | 13:19 EDT | Port Huron / Blue Water Bridge | upbound |
| 21 May 2025 | 06:52 EDT | Detroit River / Ambassador Bridge | upbound |
| 20 May 2025 | 11:19 EDT | Detroit River / Ambassador Bridge | downbound |
| 19 May 2025 | 20:52 EDT | Port Huron / Blue Water Bridge | downbound |
| 19 May 2025 | 00:50 EDT | Soo Locks (St. Marys River) | downbound |
| 17 May 2025 | 19:00 CDT | Duluth Ship Canal | outbound |
| 17 May 2025 | 09:58 CDT | Duluth Ship Canal | inbound |
| 16 May 2025 | 05:30 EDT | Soo Locks (St. Marys River) | upbound |
| 15 May 2025 | 08:57 EDT | Port Huron / Blue Water Bridge | upbound |
| 15 May 2025 | 02:28 EDT | Detroit River / Ambassador Bridge | upbound |
| 14 May 2025 | 07:44 EDT | Detroit River / Ambassador Bridge | downbound |
| 13 May 2025 | 17:07 EDT | Port Huron / Blue Water Bridge | downbound |
| 12 May 2025 | 20:35 EDT | Soo Locks (St. Marys River) | downbound |
| 11 May 2025 | 11:10 CDT | Duluth Ship Canal | outbound |
| 11 May 2025 | 02:00 CDT | Duluth Ship Canal | inbound |
| 9 May 2025 | 23:40 EDT | Soo Locks (St. Marys River) | upbound |
| 9 May 2025 | 03:02 EDT | Port Huron / Blue Water Bridge | upbound |
| 8 May 2025 | 20:47 EDT | Detroit River / Ambassador Bridge | upbound |
| 8 May 2025 | 00:51 EDT | Detroit River / Ambassador Bridge | downbound |
| 7 May 2025 | 12:19 EDT | Port Huron / Blue Water Bridge | downbound |
| 6 May 2025 | 14:40 EDT | Soo Locks (St. Marys River) | downbound |
| 5 May 2025 | 02:15 CDT | Duluth Ship Canal | outbound |
| 4 May 2025 | 16:50 CDT | Duluth Ship Canal | inbound |
| 3 May 2025 | 15:07 EDT | Soo Locks (St. Marys River) | upbound |
| 2 May 2025 | 18:11 EDT | Port Huron / Blue Water Bridge | upbound |
| 2 May 2025 | 10:51 EDT | Detroit River / Ambassador Bridge | upbound |
| 1 May 2025 | 13:09 EDT | Detroit River / Ambassador Bridge | downbound |
| 30 Apr 2025 | 23:31 EDT | Port Huron / Blue Water Bridge | downbound |
April 2025 12 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 30 Apr 2025 | 03:17 EDT | Soo Locks (St. Marys River) | downbound |
| 28 Apr 2025 | 14:07 CDT | Duluth Ship Canal | outbound |
| 28 Apr 2025 | 05:24 CDT | Duluth Ship Canal | inbound |
| 27 Apr 2025 | 00:56 EDT | Soo Locks (St. Marys River) | upbound |
| 25 Apr 2025 | 20:45 EDT | Detroit River / Ambassador Bridge | upbound |
| 24 Apr 2025 | 23:50 EDT | Detroit River / Ambassador Bridge | downbound |
| 24 Apr 2025 | 09:27 EDT | Port Huron / Blue Water Bridge | downbound |
| 23 Apr 2025 | 10:28 EDT | Soo Locks (St. Marys River) | downbound |
| 21 Apr 2025 | 23:15 CDT | Duluth Ship Canal | outbound |
| 21 Apr 2025 | 15:31 CDT | Duluth Ship Canal | inbound |
| 20 Apr 2025 | 12:09 EDT | Soo Locks (St. Marys River) | upbound |
| 19 Apr 2025 | 16:23 EDT | Straits of Mackinac | eastbound |
January 2025 12 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 16 Jan 2025 | 04:51 EST | Straits of Mackinac | westbound |
| 15 Jan 2025 | 07:56 EST | Soo Locks (St. Marys River) | downbound |
| 13 Jan 2025 | 13:55 CST | Superior Entry | outbound |
| 12 Jan 2025 | 21:46 CST | Superior Entry | inbound |
| 11 Jan 2025 | 14:47 EST | Soo Locks (St. Marys River) | upbound |
| 11 Jan 2025 | 06:11 EST | Straits of Mackinac | eastbound |
| 8 Jan 2025 | 02:41 EST | Straits of Mackinac | westbound |
| 7 Jan 2025 | 18:00 EST | Soo Locks (St. Marys River) | downbound |
| 3 Jan 2025 | 03:00 EST | Soo Locks (St. Marys River) | upbound |
| 2 Jan 2025 | 00:12 EST | Port Huron / Blue Water Bridge | upbound |
| 1 Jan 2025 | 17:20 EST | Detroit River / Ambassador Bridge | upbound |
| 31 Dec 2024 | 20:01 EST | Detroit River / Ambassador Bridge | downbound |
2024 season
December 2024 25 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 31 Dec 2024 | 05:23 EST | Port Huron / Blue Water Bridge | downbound |
| 29 Dec 2024 | 09:05 EST | Soo Locks (St. Marys River) | downbound |
| 28 Dec 2024 | 02:55 CST | Duluth Ship Canal | outbound |
| 27 Dec 2024 | 14:29 CST | Duluth Ship Canal | inbound |
| 26 Dec 2024 | 12:00 EST | Soo Locks (St. Marys River) | upbound |
| 23 Dec 2024 | 11:07 EST | Soo Locks (St. Marys River) | downbound |
| 21 Dec 2024 | 21:00 CST | Duluth Ship Canal | outbound |
| 21 Dec 2024 | 13:02 CST | Duluth Ship Canal | inbound |
| 19 Dec 2024 | 22:05 EST | Soo Locks (St. Marys River) | upbound |
| 18 Dec 2024 | 23:10 EST | Port Huron / Blue Water Bridge | upbound |
| 18 Dec 2024 | 16:22 EST | Detroit River / Ambassador Bridge | upbound |
| 17 Dec 2024 | 17:18 EST | Detroit River / Ambassador Bridge | downbound |
| 17 Dec 2024 | 05:21 EST | Port Huron / Blue Water Bridge | downbound |
| 16 Dec 2024 | 05:09 EST | Soo Locks (St. Marys River) | downbound |
| 12 Dec 2024 | 20:52 EST | Soo Locks (St. Marys River) | upbound |
| 11 Dec 2024 | 17:06 EST | Port Huron / Blue Water Bridge | upbound |
| 11 Dec 2024 | 10:26 EST | Detroit River / Ambassador Bridge | upbound |
| 10 Dec 2024 | 13:30 EST | Detroit River / Ambassador Bridge | downbound |
| 9 Dec 2024 | 22:43 EST | Port Huron / Blue Water Bridge | downbound |
| 8 Dec 2024 | 23:56 EST | Soo Locks (St. Marys River) | downbound |
| 7 Dec 2024 | 13:14 CST | Duluth Ship Canal | outbound |
| 7 Dec 2024 | 03:13 CST | Duluth Ship Canal | inbound |
| 4 Dec 2024 | 14:31 EST | Soo Locks (St. Marys River) | upbound |
| 3 Dec 2024 | 15:09 EST | Port Huron / Blue Water Bridge | upbound |
| 3 Dec 2024 | 09:03 EST | Detroit River / Ambassador Bridge | upbound |
November 2024 30 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 29 Nov 2024 | 14:42 EST | Detroit River / Ambassador Bridge | downbound |
| 29 Nov 2024 | 00:23 EST | Port Huron / Blue Water Bridge | downbound |
| 28 Nov 2024 | 03:02 EST | Soo Locks (St. Marys River) | downbound |
| 26 Nov 2024 | 18:31 CST | Duluth Ship Canal | outbound |
| 26 Nov 2024 | 08:50 CST | Duluth Ship Canal | inbound |
| 25 Nov 2024 | 00:11 EST | Soo Locks (St. Marys River) | upbound |
| 24 Nov 2024 | 02:38 EST | Port Huron / Blue Water Bridge | upbound |
| 23 Nov 2024 | 20:55 EST | Detroit River / Ambassador Bridge | upbound |
| 22 Nov 2024 | 11:23 EST | Detroit River / Ambassador Bridge | downbound |
| 21 Nov 2024 | 21:18 EST | Port Huron / Blue Water Bridge | downbound |
| 20 Nov 2024 | 23:36 EST | Soo Locks (St. Marys River) | downbound |
| 19 Nov 2024 | 15:03 CST | Duluth Ship Canal | outbound |
| 18 Nov 2024 | 16:34 CST | Duluth Ship Canal | inbound |
| 16 Nov 2024 | 14:57 EST | Soo Locks (St. Marys River) | upbound |
| 15 Nov 2024 | 17:38 EST | Port Huron / Blue Water Bridge | upbound |
| 15 Nov 2024 | 10:12 EST | Detroit River / Ambassador Bridge | upbound |
| 14 Nov 2024 | 03:33 EST | Detroit River / Ambassador Bridge | downbound |
| 13 Nov 2024 | 14:28 EST | Port Huron / Blue Water Bridge | downbound |
| 12 Nov 2024 | 14:45 EST | Soo Locks (St. Marys River) | downbound |
| 10 Nov 2024 | 02:55 CST | Duluth Ship Canal | outbound |
| 9 Nov 2024 | 18:10 CST | Duluth Ship Canal | inbound |
| 8 Nov 2024 | 14:34 EST | Soo Locks (St. Marys River) | upbound |
| 7 Nov 2024 | 07:53 EST | Port Huron / Blue Water Bridge | upbound |
| 7 Nov 2024 | 01:55 EST | Detroit River / Ambassador Bridge | upbound |
| 5 Nov 2024 | 14:29 EST | Detroit River / Ambassador Bridge | downbound |
| 5 Nov 2024 | 01:14 EST | Port Huron / Blue Water Bridge | downbound |
| 4 Nov 2024 | 02:53 EST | Soo Locks (St. Marys River) | downbound |
| 2 Nov 2024 | 20:04 CDT | Duluth Ship Canal | outbound |
| 1 Nov 2024 | 13:04 CDT | Duluth Ship Canal | inbound |
| 1 Nov 2024 | 05:52 CDT | Duluth Ship Canal | outbound |
October 2024 33 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 30 Oct 2024 | 11:37 CDT | Duluth Ship Canal | inbound |
| 29 Oct 2024 | 08:10 EDT | Soo Locks (St. Marys River) | upbound |
| 28 Oct 2024 | 11:37 EDT | Port Huron / Blue Water Bridge | upbound |
| 28 Oct 2024 | 05:26 EDT | Detroit River / Ambassador Bridge | upbound |
| 27 Oct 2024 | 07:08 EDT | Detroit River / Ambassador Bridge | downbound |
| 25 Oct 2024 | 10:23 EDT | Port Huron / Blue Water Bridge | downbound |
| 24 Oct 2024 | 09:40 EDT | Soo Locks (St. Marys River) | downbound |
| 22 Oct 2024 | 23:34 CDT | Duluth Ship Canal | outbound |
| 22 Oct 2024 | 17:06 CDT | Duluth Ship Canal | inbound |
| 21 Oct 2024 | 14:01 EDT | Soo Locks (St. Marys River) | upbound |
| 20 Oct 2024 | 17:09 EDT | Port Huron / Blue Water Bridge | upbound |
| 20 Oct 2024 | 11:31 EDT | Detroit River / Ambassador Bridge | upbound |
| 19 Oct 2024 | 13:06 EDT | Detroit River / Ambassador Bridge | downbound |
| 18 Oct 2024 | 23:32 EDT | Port Huron / Blue Water Bridge | downbound |
| 18 Oct 2024 | 03:48 EDT | Soo Locks (St. Marys River) | downbound |
| 16 Oct 2024 | 19:48 CDT | Duluth Ship Canal | outbound |
| 16 Oct 2024 | 13:12 CDT | Duluth Ship Canal | inbound |
| 15 Oct 2024 | 01:34 EDT | Soo Locks (St. Marys River) | upbound |
| 14 Oct 2024 | 00:27 EDT | Port Huron / Blue Water Bridge | upbound |
| 13 Oct 2024 | 18:10 EDT | Detroit River / Ambassador Bridge | upbound |
| 12 Oct 2024 | 19:27 EDT | Detroit River / Ambassador Bridge | downbound |
| 12 Oct 2024 | 06:58 EDT | Port Huron / Blue Water Bridge | downbound |
| 11 Oct 2024 | 07:39 EDT | Soo Locks (St. Marys River) | downbound |
| 9 Oct 2024 | 21:10 CDT | Duluth Ship Canal | outbound |
| 9 Oct 2024 | 10:44 CDT | Duluth Ship Canal | inbound |
| 8 Oct 2024 | 07:42 EDT | Soo Locks (St. Marys River) | upbound |
| 7 Oct 2024 | 03:38 EDT | Port Huron / Blue Water Bridge | upbound |
| 6 Oct 2024 | 20:12 EDT | Detroit River / Ambassador Bridge | upbound |
| 5 Oct 2024 | 21:05 EDT | Detroit River / Ambassador Bridge | downbound |
| 5 Oct 2024 | 06:40 EDT | Port Huron / Blue Water Bridge | downbound |
| 4 Oct 2024 | 04:18 EDT | Soo Locks (St. Marys River) | downbound |
| 2 Oct 2024 | 20:38 CDT | Duluth Ship Canal | outbound |
| 2 Oct 2024 | 12:56 CDT | Duluth Ship Canal | inbound |
September 2024 25 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 30 Sep 2024 | 15:24 EDT | Soo Locks (St. Marys River) | upbound |
| 29 Sep 2024 | 11:09 EDT | Detroit River / Ambassador Bridge | upbound |
| 28 Sep 2024 | 10:26 EDT | Detroit River / Ambassador Bridge | downbound |
| 27 Sep 2024 | 20:47 EDT | Port Huron / Blue Water Bridge | downbound |
| 26 Sep 2024 | 23:08 EDT | Soo Locks (St. Marys River) | downbound |
| 25 Sep 2024 | 14:11 CDT | Duluth Ship Canal | outbound |
| 25 Sep 2024 | 05:38 CDT | Duluth Ship Canal | inbound |
| 24 Sep 2024 | 00:02 EDT | Soo Locks (St. Marys River) | upbound |
| 23 Sep 2024 | 01:35 EDT | Port Huron / Blue Water Bridge | upbound |
| 22 Sep 2024 | 19:47 EDT | Detroit River / Ambassador Bridge | upbound |
| 22 Sep 2024 | 01:44 EDT | Detroit River / Ambassador Bridge | downbound |
| 21 Sep 2024 | 11:31 EDT | Port Huron / Blue Water Bridge | downbound |
| 20 Sep 2024 | 10:17 EDT | Soo Locks (St. Marys River) | downbound |
| 19 Sep 2024 | 01:30 CDT | Duluth Ship Canal | outbound |
| 18 Sep 2024 | 15:56 CDT | Duluth Ship Canal | inbound |
| 17 Sep 2024 | 11:22 EDT | Soo Locks (St. Marys River) | upbound |
| 16 Sep 2024 | 14:20 EDT | Port Huron / Blue Water Bridge | upbound |
| 15 Sep 2024 | 04:51 EDT | Port Huron / Blue Water Bridge | downbound |
| 13 Sep 2024 | 18:34 EDT | Soo Locks (St. Marys River) | downbound |
| 12 Sep 2024 | 10:00 CDT | Duluth Ship Canal | outbound |
| 12 Sep 2024 | 02:03 CDT | Duluth Ship Canal | inbound |
| 10 Sep 2024 | 22:04 EDT | Soo Locks (St. Marys River) | upbound |
| 10 Sep 2024 | 13:42 EDT | Straits of Mackinac | eastbound |
| 6 Sep 2024 | 07:23 EDT | Straits of Mackinac | westbound |
| 5 Sep 2024 | 20:10 EDT | Soo Locks (St. Marys River) | downbound |
August 2024 35 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 30 Aug 2024 | 18:17 CDT | Superior Entry | outbound |
| 29 Aug 2024 | 16:33 CDT | Superior Entry | inbound |
| 28 Aug 2024 | 12:04 EDT | Soo Locks (St. Marys River) | upbound |
| 27 Aug 2024 | 15:57 EDT | Port Huron / Blue Water Bridge | upbound |
| 27 Aug 2024 | 08:49 EDT | Detroit River / Ambassador Bridge | upbound |
| 26 Aug 2024 | 09:54 EDT | Detroit River / Ambassador Bridge | downbound |
| 25 Aug 2024 | 19:36 EDT | Port Huron / Blue Water Bridge | downbound |
| 24 Aug 2024 | 22:52 EDT | Soo Locks (St. Marys River) | downbound |
| 23 Aug 2024 | 15:18 CDT | Duluth Ship Canal | outbound |
| 23 Aug 2024 | 06:16 CDT | Duluth Ship Canal | inbound |
| 22 Aug 2024 | 01:26 EDT | Soo Locks (St. Marys River) | upbound |
| 21 Aug 2024 | 03:38 EDT | Port Huron / Blue Water Bridge | upbound |
| 20 Aug 2024 | 21:41 EDT | Detroit River / Ambassador Bridge | upbound |
| 19 Aug 2024 | 05:02 EDT | Detroit River / Ambassador Bridge | downbound |
| 18 Aug 2024 | 15:01 EDT | Port Huron / Blue Water Bridge | downbound |
| 17 Aug 2024 | 15:32 EDT | Soo Locks (St. Marys River) | downbound |
| 16 Aug 2024 | 02:52 CDT | Duluth Ship Canal | outbound |
| 15 Aug 2024 | 17:21 CDT | Duluth Ship Canal | inbound |
| 14 Aug 2024 | 14:54 EDT | Soo Locks (St. Marys River) | upbound |
| 13 Aug 2024 | 15:22 EDT | Port Huron / Blue Water Bridge | upbound |
| 13 Aug 2024 | 09:50 EDT | Detroit River / Ambassador Bridge | upbound |
| 12 Aug 2024 | 09:20 EDT | Detroit River / Ambassador Bridge | downbound |
| 11 Aug 2024 | 18:44 EDT | Port Huron / Blue Water Bridge | downbound |
| 10 Aug 2024 | 22:13 EDT | Soo Locks (St. Marys River) | downbound |
| 9 Aug 2024 | 12:10 CDT | Duluth Ship Canal | outbound |
| 9 Aug 2024 | 03:41 CDT | Duluth Ship Canal | inbound |
| 7 Aug 2024 | 22:43 EDT | Soo Locks (St. Marys River) | upbound |
| 7 Aug 2024 | 01:39 EDT | Port Huron / Blue Water Bridge | upbound |
| 6 Aug 2024 | 20:04 EDT | Detroit River / Ambassador Bridge | upbound |
| 6 Aug 2024 | 01:32 EDT | Detroit River / Ambassador Bridge | downbound |
| 5 Aug 2024 | 13:06 EDT | Port Huron / Blue Water Bridge | downbound |
| 4 Aug 2024 | 12:23 EDT | Soo Locks (St. Marys River) | downbound |
| 3 Aug 2024 | 01:22 CDT | Duluth Ship Canal | outbound |
| 2 Aug 2024 | 17:14 CDT | Duluth Ship Canal | inbound |
| 1 Aug 2024 | 13:26 EDT | Soo Locks (St. Marys River) | upbound |
July 2024 37 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 31 Jul 2024 | 15:59 EDT | Port Huron / Blue Water Bridge | upbound |
| 31 Jul 2024 | 08:18 EDT | Detroit River / Ambassador Bridge | upbound |
| 30 Jul 2024 | 12:22 EDT | Detroit River / Ambassador Bridge | downbound |
| 29 Jul 2024 | 23:49 EDT | Port Huron / Blue Water Bridge | downbound |
| 29 Jul 2024 | 01:57 EDT | Soo Locks (St. Marys River) | downbound |
| 27 Jul 2024 | 19:10 CDT | Duluth Ship Canal | outbound |
| 27 Jul 2024 | 10:08 CDT | Duluth Ship Canal | inbound |
| 26 Jul 2024 | 03:53 EDT | Soo Locks (St. Marys River) | upbound |
| 25 Jul 2024 | 06:19 EDT | Port Huron / Blue Water Bridge | upbound |
| 25 Jul 2024 | 00:43 EDT | Detroit River / Ambassador Bridge | upbound |
| 24 Jul 2024 | 01:39 EDT | Detroit River / Ambassador Bridge | downbound |
| 23 Jul 2024 | 09:43 EDT | Port Huron / Blue Water Bridge | downbound |
| 22 Jul 2024 | 09:46 EDT | Soo Locks (St. Marys River) | downbound |
| 21 Jul 2024 | 02:46 CDT | Duluth Ship Canal | outbound |
| 20 Jul 2024 | 14:39 CDT | Duluth Ship Canal | inbound |
| 19 Jul 2024 | 11:26 EDT | Soo Locks (St. Marys River) | upbound |
| 18 Jul 2024 | 11:48 EDT | Port Huron / Blue Water Bridge | upbound |
| 17 Jul 2024 | 13:16 EDT | Port Huron / Blue Water Bridge | downbound |
| 16 Jul 2024 | 13:12 EDT | Soo Locks (St. Marys River) | downbound |
| 15 Jul 2024 | 03:00 CDT | Duluth Ship Canal | outbound |
| 14 Jul 2024 | 17:47 CDT | Duluth Ship Canal | inbound |
| 13 Jul 2024 | 06:07 EDT | Soo Locks (St. Marys River) | upbound |
| 12 Jul 2024 | 07:22 EDT | Port Huron / Blue Water Bridge | upbound |
| 12 Jul 2024 | 01:21 EDT | Detroit River / Ambassador Bridge | upbound |
| 11 Jul 2024 | 04:16 EDT | Detroit River / Ambassador Bridge | downbound |
| 10 Jul 2024 | 15:15 EDT | Port Huron / Blue Water Bridge | downbound |
| 9 Jul 2024 | 15:53 EDT | Soo Locks (St. Marys River) | downbound |
| 8 Jul 2024 | 06:15 CDT | Duluth Ship Canal | outbound |
| 7 Jul 2024 | 21:02 CDT | Duluth Ship Canal | inbound |
| 6 Jul 2024 | 19:18 EDT | Soo Locks (St. Marys River) | upbound |
| 5 Jul 2024 | 14:29 EDT | Port Huron / Blue Water Bridge | upbound |
| 5 Jul 2024 | 07:20 EDT | Detroit River / Ambassador Bridge | upbound |
| 4 Jul 2024 | 12:57 EDT | Detroit River / Ambassador Bridge | downbound |
| 3 Jul 2024 | 20:54 EDT | Port Huron / Blue Water Bridge | downbound |
| 2 Jul 2024 | 23:56 EDT | Soo Locks (St. Marys River) | downbound |
| 1 Jul 2024 | 15:54 CDT | Duluth Ship Canal | outbound |
| 1 Jul 2024 | 08:03 CDT | Duluth Ship Canal | inbound |
June 2024 34 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 30 Jun 2024 | 02:12 EDT | Soo Locks (St. Marys River) | upbound |
| 29 Jun 2024 | 05:24 EDT | Port Huron / Blue Water Bridge | upbound |
| 28 Jun 2024 | 23:55 EDT | Detroit River / Ambassador Bridge | upbound |
| 28 Jun 2024 | 04:35 EDT | Detroit River / Ambassador Bridge | downbound |
| 27 Jun 2024 | 14:16 EDT | Port Huron / Blue Water Bridge | downbound |
| 26 Jun 2024 | 15:25 EDT | Soo Locks (St. Marys River) | downbound |
| 25 Jun 2024 | 03:15 CDT | Duluth Ship Canal | outbound |
| 24 Jun 2024 | 18:50 CDT | Duluth Ship Canal | inbound |
| 23 Jun 2024 | 17:27 EDT | Soo Locks (St. Marys River) | upbound |
| 22 Jun 2024 | 20:33 EDT | Port Huron / Blue Water Bridge | upbound |
| 22 Jun 2024 | 13:50 EDT | Detroit River / Ambassador Bridge | upbound |
| 21 Jun 2024 | 11:34 EDT | Detroit River / Ambassador Bridge | downbound |
| 20 Jun 2024 | 21:39 EDT | Port Huron / Blue Water Bridge | downbound |
| 20 Jun 2024 | 00:45 EDT | Soo Locks (St. Marys River) | downbound |
| 18 Jun 2024 | 18:16 CDT | Duluth Ship Canal | outbound |
| 18 Jun 2024 | 10:02 CDT | Duluth Ship Canal | inbound |
| 17 Jun 2024 | 05:48 EDT | Soo Locks (St. Marys River) | upbound |
| 16 Jun 2024 | 08:22 EDT | Port Huron / Blue Water Bridge | upbound |
| 16 Jun 2024 | 02:22 EDT | Detroit River / Ambassador Bridge | upbound |
| 15 Jun 2024 | 07:22 EDT | Detroit River / Ambassador Bridge | downbound |
| 14 Jun 2024 | 17:08 EDT | Port Huron / Blue Water Bridge | downbound |
| 13 Jun 2024 | 20:15 EDT | Soo Locks (St. Marys River) | downbound |
| 12 Jun 2024 | 10:44 CDT | Duluth Ship Canal | outbound |
| 10 Jun 2024 | 15:42 CDT | Duluth Ship Canal | inbound |
| 9 Jun 2024 | 05:45 EDT | Soo Locks (St. Marys River) | upbound |
| 8 Jun 2024 | 06:38 EDT | Port Huron / Blue Water Bridge | upbound |
| 8 Jun 2024 | 00:08 EDT | Detroit River / Ambassador Bridge | upbound |
| 7 Jun 2024 | 03:53 EDT | Detroit River / Ambassador Bridge | downbound |
| 5 Jun 2024 | 14:08 EDT | Port Huron / Blue Water Bridge | downbound |
| 4 Jun 2024 | 14:00 EDT | Soo Locks (St. Marys River) | downbound |
| 3 Jun 2024 | 03:19 CDT | Duluth Ship Canal | outbound |
| 2 Jun 2024 | 19:11 CDT | Duluth Ship Canal | inbound |
| 1 Jun 2024 | 18:00 EDT | Soo Locks (St. Marys River) | upbound |
| 31 May 2024 | 22:10 EDT | Port Huron / Blue Water Bridge | upbound |
May 2024 37 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 31 May 2024 | 14:55 EDT | Detroit River / Ambassador Bridge | upbound |
| 30 May 2024 | 17:10 EDT | Detroit River / Ambassador Bridge | downbound |
| 30 May 2024 | 03:55 EDT | Port Huron / Blue Water Bridge | downbound |
| 29 May 2024 | 06:24 EDT | Soo Locks (St. Marys River) | downbound |
| 27 May 2024 | 22:58 CDT | Duluth Ship Canal | outbound |
| 27 May 2024 | 15:35 CDT | Duluth Ship Canal | inbound |
| 26 May 2024 | 12:13 EDT | Soo Locks (St. Marys River) | upbound |
| 25 May 2024 | 09:55 EDT | Port Huron / Blue Water Bridge | upbound |
| 25 May 2024 | 04:26 EDT | Detroit River / Ambassador Bridge | upbound |
| 24 May 2024 | 05:34 EDT | Detroit River / Ambassador Bridge | downbound |
| 23 May 2024 | 15:09 EDT | Port Huron / Blue Water Bridge | downbound |
| 22 May 2024 | 16:39 EDT | Soo Locks (St. Marys River) | downbound |
| 21 May 2024 | 01:25 CDT | Duluth Ship Canal | outbound |
| 20 May 2024 | 16:49 CDT | Duluth Ship Canal | inbound |
| 19 May 2024 | 14:37 EDT | Soo Locks (St. Marys River) | upbound |
| 18 May 2024 | 16:33 EDT | Port Huron / Blue Water Bridge | upbound |
| 18 May 2024 | 10:11 EDT | Detroit River / Ambassador Bridge | upbound |
| 17 May 2024 | 08:12 EDT | Detroit River / Ambassador Bridge | downbound |
| 16 May 2024 | 17:17 EDT | Port Huron / Blue Water Bridge | downbound |
| 15 May 2024 | 20:54 EDT | Soo Locks (St. Marys River) | downbound |
| 14 May 2024 | 11:10 CDT | Duluth Ship Canal | outbound |
| 14 May 2024 | 00:09 CDT | Duluth Ship Canal | inbound |
| 12 May 2024 | 21:49 EDT | Soo Locks (St. Marys River) | upbound |
| 12 May 2024 | 02:02 EDT | Port Huron / Blue Water Bridge | upbound |
| 11 May 2024 | 20:00 EDT | Detroit River / Ambassador Bridge | upbound |
| 10 May 2024 | 11:14 EDT | Detroit River / Ambassador Bridge | downbound |
| 9 May 2024 | 20:39 EDT | Port Huron / Blue Water Bridge | downbound |
| 9 May 2024 | 00:22 EDT | Soo Locks (St. Marys River) | downbound |
| 7 May 2024 | 18:32 CDT | Duluth Ship Canal | outbound |
| 7 May 2024 | 09:54 CDT | Duluth Ship Canal | inbound |
| 6 May 2024 | 05:25 EDT | Soo Locks (St. Marys River) | upbound |
| 5 May 2024 | 06:00 EDT | Port Huron / Blue Water Bridge | upbound |
| 5 May 2024 | 00:12 EDT | Detroit River / Ambassador Bridge | upbound |
| 4 May 2024 | 01:19 EDT | Detroit River / Ambassador Bridge | downbound |
| 3 May 2024 | 12:48 EDT | Port Huron / Blue Water Bridge | downbound |
| 2 May 2024 | 07:37 EDT | Soo Locks (St. Marys River) | downbound |
| 30 Apr 2024 | 23:33 CDT | Duluth Ship Canal | outbound |
April 2024 8 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 30 Apr 2024 | 13:03 CDT | Duluth Ship Canal | inbound |
| 28 Apr 2024 | 16:10 EDT | Soo Locks (St. Marys River) | upbound |
| 27 Apr 2024 | 15:29 EDT | Port Huron / Blue Water Bridge | upbound |
| 27 Apr 2024 | 08:22 EDT | Detroit River / Ambassador Bridge | upbound |
| 26 Apr 2024 | 08:06 EDT | Detroit River / Ambassador Bridge | downbound |
| 25 Apr 2024 | 17:17 EDT | Port Huron / Blue Water Bridge | downbound |
| 24 Apr 2024 | 21:04 EDT | Soo Locks (St. Marys River) | downbound |
| 23 Apr 2024 | 10:35 CDT | Duluth Ship Canal | outbound |
January 2024 12 passages
| Date | Local time | Chokepoint | Direction |
|---|---|---|---|
| 17 Jan 2024 | 21:07 CST | Duluth Ship Canal | inbound |
| 15 Jan 2024 | 09:06 EST | Soo Locks (St. Marys River) | upbound |
| 14 Jan 2024 | 22:50 EST | Straits of Mackinac | eastbound |
| 10 Jan 2024 | 04:13 EST | Straits of Mackinac | westbound |
| 8 Jan 2024 | 21:15 EST | Soo Locks (St. Marys River) | downbound |
| 6 Jan 2024 | 07:54 CST | Duluth Ship Canal | outbound |
| 5 Jan 2024 | 01:54 CST | Duluth Ship Canal | inbound |
| 3 Jan 2024 | 19:56 EST | Soo Locks (St. Marys River) | upbound |
| 2 Jan 2024 | 21:02 EST | Port Huron / Blue Water Bridge | upbound |
| 2 Jan 2024 | 15:29 EST | Detroit River / Ambassador Bridge | upbound |
| 1 Jan 2024 | 15:32 EST | Detroit River / Ambassador Bridge | downbound |
| 1 Jan 2024 | 02:30 EST | Port Huron / Blue Water Bridge | downbound |