FreighterLog The record of Great Lakes shipping

Archive: January 2024 to December 2025, 28,207 passages. Seaway transits checked hourly. Last checked 2026-09-23 18:00 UTC — 14:00 EDT. NOAA publishes in quarterly batches, and the archive currently runs nine months behind.

Archive to December 2025 · Seaway checked 2026-09-23 18:00 UTC — 14:00 EDT

Fleet-matched vessel · Canada flag

RT HON Paul J Martin

Canada Steamship Lines · Self-unloader · 225 m. Range: Lakes and Seaway. 330 recorded passages across 7 chokepoints.

Last recorded passage

downbound at Welland Canal (Thorold)

25 Dec 2025, 15:41 EST — ±15 min · see the December 2025 log

This is an archive, not a tracker. The passage record runs January 2024 to December 2025 and ends at 31 Dec 2025. The public AIS archive arrives in quarterly batches and currently runs nine months behind. Nothing on this page tells you where RT HON Paul J Martin is today. Her last recorded passage was 6 days before the archive ends, and that gap is about the record, not necessarily about the ship.

FreighterLog is the record, not the map. For where RT HON Paul J Martin 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 RT HON Paul J Martin 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. RT HON Paul J Martin feed · all chokepoints

Specification

Dimensions and identifiers as broadcast over AIS; AIS-reported figures are self-declared by the vessel and are not a registry of record.
Name (AIS) RT HON PAUL J MARTIN
MMSI 316001635
IMO IMO7324405
Call sign VCFJ
Length overall 225 m (738 ft)
Beam 24 m (79 ft)
AIS vessel type Cargo
Hull type Self-unloader
Operator Canada Steamship Lines
Flag Canada

Passage record

  • 330 Passages January 2024 – December 2025
  • 7 Chokepoints of 7 monitored
  • 4 Jan 2024 First in archive UTC date
  • 25 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 12 passages
Date Local time Chokepoint Direction
25 Dec 2025 15:41 EST Welland Canal (Thorold) downbound
24 Dec 2025 17:10 EST Detroit River / Ambassador Bridge downbound
24 Dec 2025 11:40 EST Port Huron / Blue Water Bridge downbound
23 Dec 2025 13:58 EST Soo Locks (St. Marys River) downbound
18 Dec 2025 02:39 EST Soo Locks (St. Marys River) upbound
17 Dec 2025 02:27 EST Port Huron / Blue Water Bridge upbound
15 Dec 2025 17:41 EST Welland Canal (Thorold) upbound
7 Dec 2025 02:16 EST Welland Canal (Thorold) downbound
6 Dec 2025 03:26 EST Detroit River / Ambassador Bridge downbound
5 Dec 2025 21:42 EST Port Huron / Blue Water Bridge downbound
4 Dec 2025 16:54 EST Soo Locks (St. Marys River) downbound
30 Nov 2025 19:50 EST Soo Locks (St. Marys River) upbound
November 2025 13 passages
Date Local time Chokepoint Direction
29 Nov 2025 20:03 EST Port Huron / Blue Water Bridge upbound
29 Nov 2025 13:16 EST Detroit River / Ambassador Bridge upbound
25 Nov 2025 22:24 EST Welland Canal (Thorold) upbound
23 Nov 2025 13:38 EST Welland Canal (Thorold) downbound
15 Nov 2025 23:57 EST Welland Canal (Thorold) upbound
9 Nov 2025 19:40 EST Welland Canal (Thorold) downbound
8 Nov 2025 14:27 EST Detroit River / Ambassador Bridge downbound
7 Nov 2025 08:10 EST Port Huron / Blue Water Bridge downbound
6 Nov 2025 09:53 EST Soo Locks (St. Marys River) downbound
4 Nov 2025 18:48 CST Superior Entry outbound
4 Nov 2025 10:20 CST Superior Entry inbound
1 Nov 2025 19:25 EDT Soo Locks (St. Marys River) upbound
31 Oct 2025 21:27 EDT Port Huron / Blue Water Bridge upbound
October 2025 11 passages
Date Local time Chokepoint Direction
31 Oct 2025 15:35 EDT Detroit River / Ambassador Bridge upbound
30 Oct 2025 13:11 EDT Welland Canal (Thorold) upbound
18 Oct 2025 04:22 EDT Welland Canal (Thorold) downbound
16 Oct 2025 20:43 EDT Detroit River / Ambassador Bridge downbound
16 Oct 2025 15:09 EDT Port Huron / Blue Water Bridge downbound
15 Oct 2025 17:49 EDT Soo Locks (St. Marys River) downbound
11 Oct 2025 15:15 EDT Soo Locks (St. Marys River) upbound
11 Oct 2025 06:24 EDT Straits of Mackinac eastbound
8 Oct 2025 09:53 EDT Straits of Mackinac westbound
7 Oct 2025 14:42 EDT Port Huron / Blue Water Bridge upbound
5 Oct 2025 22:13 EDT Welland Canal (Thorold) upbound
September 2025 19 passages
Date Local time Chokepoint Direction
28 Sep 2025 00:43 EDT Welland Canal (Thorold) downbound
26 Sep 2025 23:46 EDT Detroit River / Ambassador Bridge downbound
26 Sep 2025 17:55 EDT Port Huron / Blue Water Bridge downbound
25 Sep 2025 19:23 EDT Soo Locks (St. Marys River) downbound
21 Sep 2025 17:04 EDT Soo Locks (St. Marys River) upbound
19 Sep 2025 17:20 EDT Port Huron / Blue Water Bridge upbound
19 Sep 2025 10:43 EDT Detroit River / Ambassador Bridge upbound
18 Sep 2025 09:39 EDT Welland Canal (Thorold) upbound
12 Sep 2025 00:42 EDT Welland Canal (Thorold) downbound
10 Sep 2025 10:22 EDT Detroit River / Ambassador Bridge downbound
10 Sep 2025 04:24 EDT Port Huron / Blue Water Bridge downbound
9 Sep 2025 05:56 EDT Soo Locks (St. Marys River) downbound
7 Sep 2025 19:58 CDT Superior Entry outbound
7 Sep 2025 12:44 CDT Superior Entry inbound
5 Sep 2025 12:32 EDT Soo Locks (St. Marys River) upbound
5 Sep 2025 01:46 EDT Straits of Mackinac eastbound
2 Sep 2025 04:30 EDT Straits of Mackinac westbound
1 Sep 2025 08:10 EDT Port Huron / Blue Water Bridge upbound
31 Aug 2025 23:31 EDT Detroit River / Ambassador Bridge upbound
August 2025 22 passages
Date Local time Chokepoint Direction
28 Aug 2025 23:04 EDT Detroit River / Ambassador Bridge downbound
28 Aug 2025 17:20 EDT Port Huron / Blue Water Bridge downbound
27 Aug 2025 19:03 EDT Soo Locks (St. Marys River) downbound
26 Aug 2025 07:02 CDT Superior Entry outbound
26 Aug 2025 01:27 CDT Superior Entry inbound
24 Aug 2025 10:39 EDT Soo Locks (St. Marys River) upbound
23 Aug 2025 10:13 EDT Port Huron / Blue Water Bridge upbound
22 Aug 2025 21:32 EDT Detroit River / Ambassador Bridge upbound
21 Aug 2025 21:51 EDT Detroit River / Ambassador Bridge upbound
18 Aug 2025 12:36 EDT Straits of Mackinac eastbound
15 Aug 2025 07:15 EDT Straits of Mackinac westbound
14 Aug 2025 11:19 EDT Port Huron / Blue Water Bridge upbound
14 Aug 2025 00:04 EDT Detroit River / Ambassador Bridge upbound
11 Aug 2025 03:19 EDT Detroit River / Ambassador Bridge downbound
10 Aug 2025 21:42 EDT Port Huron / Blue Water Bridge downbound
9 Aug 2025 22:48 EDT Soo Locks (St. Marys River) downbound
8 Aug 2025 08:12 CDT Superior Entry outbound
7 Aug 2025 21:39 CDT Superior Entry inbound
6 Aug 2025 05:54 EDT Soo Locks (St. Marys River) upbound
5 Aug 2025 03:29 EDT Port Huron / Blue Water Bridge upbound
4 Aug 2025 21:13 EDT Detroit River / Ambassador Bridge upbound
3 Aug 2025 17:35 EDT Welland Canal (Thorold) upbound
July 2025 21 passages
Date Local time Chokepoint Direction
28 Jul 2025 22:11 EDT Welland Canal (Thorold) downbound
27 Jul 2025 16:09 EDT Detroit River / Ambassador Bridge downbound
27 Jul 2025 10:28 EDT Port Huron / Blue Water Bridge downbound
26 Jul 2025 13:05 EDT Soo Locks (St. Marys River) downbound
25 Jul 2025 01:11 CDT Superior Entry outbound
24 Jul 2025 09:13 CDT Superior Entry inbound
22 Jul 2025 16:07 EDT Soo Locks (St. Marys River) upbound
21 Jul 2025 18:03 EDT Port Huron / Blue Water Bridge upbound
21 Jul 2025 11:29 EDT Detroit River / Ambassador Bridge upbound
18 Jul 2025 23:52 EDT Detroit River / Ambassador Bridge downbound
18 Jul 2025 18:16 EDT Port Huron / Blue Water Bridge downbound
17 Jul 2025 20:29 EDT Soo Locks (St. Marys River) downbound
16 Jul 2025 12:29 CDT Superior Entry outbound
16 Jul 2025 00:54 CDT Superior Entry inbound
14 Jul 2025 19:20 EDT Soo Locks (St. Marys River) upbound
14 Jul 2025 10:10 EDT Straits of Mackinac eastbound
11 Jul 2025 12:02 EDT Straits of Mackinac westbound
10 Jul 2025 13:56 EDT Port Huron / Blue Water Bridge upbound
10 Jul 2025 04:52 EDT Detroit River / Ambassador Bridge upbound
7 Jul 2025 19:37 EDT Welland Canal (Thorold) upbound
1 Jul 2025 13:21 EDT Welland Canal (Thorold) downbound
June 2025 27 passages
Date Local time Chokepoint Direction
30 Jun 2025 13:27 EDT Detroit River / Ambassador Bridge downbound
30 Jun 2025 08:05 EDT Port Huron / Blue Water Bridge downbound
29 Jun 2025 09:51 EDT Soo Locks (St. Marys River) downbound
27 Jun 2025 22:12 CDT Superior Entry outbound
27 Jun 2025 15:50 CDT Superior Entry inbound
25 Jun 2025 06:22 EDT Soo Locks (St. Marys River) upbound
24 Jun 2025 06:32 EDT Port Huron / Blue Water Bridge upbound
23 Jun 2025 23:39 EDT Detroit River / Ambassador Bridge upbound
21 Jun 2025 04:28 EDT Welland Canal (Thorold) upbound
19 Jun 2025 11:04 EDT Welland Canal (Thorold) downbound
16 Jun 2025 17:08 EDT Detroit River / Ambassador Bridge downbound
16 Jun 2025 11:28 EDT Port Huron / Blue Water Bridge downbound
14 Jun 2025 07:08 EDT Port Huron / Blue Water Bridge upbound
13 Jun 2025 21:33 EDT Detroit River / Ambassador Bridge upbound
12 Jun 2025 00:55 EDT Detroit River / Ambassador Bridge downbound
11 Jun 2025 19:02 EDT Port Huron / Blue Water Bridge downbound
10 Jun 2025 20:12 EDT Soo Locks (St. Marys River) downbound
9 Jun 2025 06:54 CDT Superior Entry outbound
8 Jun 2025 22:59 CDT Superior Entry inbound
7 Jun 2025 16:09 EDT Soo Locks (St. Marys River) upbound
7 Jun 2025 06:08 EDT Straits of Mackinac eastbound
4 Jun 2025 09:51 EDT Straits of Mackinac westbound
3 Jun 2025 12:57 EDT Port Huron / Blue Water Bridge upbound
3 Jun 2025 04:52 EDT Detroit River / Ambassador Bridge upbound
2 Jun 2025 00:55 EDT Detroit River / Ambassador Bridge downbound
1 Jun 2025 19:17 EDT Port Huron / Blue Water Bridge downbound
31 May 2025 21:30 EDT Soo Locks (St. Marys River) downbound
May 2025 28 passages
Date Local time Chokepoint Direction
31 May 2025 08:29 EDT Soo Locks (St. Marys River) upbound
30 May 2025 08:30 EDT Port Huron / Blue Water Bridge upbound
30 May 2025 02:26 EDT Detroit River / Ambassador Bridge upbound
28 May 2025 02:00 EDT Detroit River / Ambassador Bridge upbound
27 May 2025 20:15 EDT Port Huron / Blue Water Bridge downbound
25 May 2025 08:26 EDT Port Huron / Blue Water Bridge upbound
24 May 2025 20:09 EDT Detroit River / Ambassador Bridge upbound
24 May 2025 04:18 EDT Detroit River / Ambassador Bridge downbound
23 May 2025 21:59 EDT Port Huron / Blue Water Bridge downbound
22 May 2025 01:21 EDT Straits of Mackinac eastbound
17 May 2025 21:49 EDT Port Huron / Blue Water Bridge upbound
17 May 2025 15:50 EDT Detroit River / Ambassador Bridge upbound
15 May 2025 10:34 EDT Detroit River / Ambassador Bridge downbound
15 May 2025 04:42 EDT Port Huron / Blue Water Bridge downbound
13 May 2025 03:58 EDT Soo Locks (St. Marys River) downbound
11 May 2025 11:28 EDT Soo Locks (St. Marys River) upbound
10 May 2025 08:54 EDT Port Huron / Blue Water Bridge upbound
10 May 2025 02:18 EDT Detroit River / Ambassador Bridge upbound
7 May 2025 09:36 EDT Detroit River / Ambassador Bridge downbound
7 May 2025 04:12 EDT Port Huron / Blue Water Bridge downbound
6 May 2025 06:36 EDT Soo Locks (St. Marys River) downbound
4 May 2025 17:40 CDT Duluth Ship Canal outbound
4 May 2025 10:09 CDT Duluth Ship Canal inbound
4 May 2025 08:38 CDT Superior Entry outbound
3 May 2025 20:23 CDT Superior Entry inbound
2 May 2025 16:53 EDT Soo Locks (St. Marys River) upbound
1 May 2025 17:27 EDT Port Huron / Blue Water Bridge upbound
1 May 2025 05:59 EDT Detroit River / Ambassador Bridge upbound
April 2025 11 passages
Date Local time Chokepoint Direction
30 Apr 2025 06:41 EDT Welland Canal (Thorold) upbound
22 Apr 2025 16:06 EDT Welland Canal (Thorold) downbound
21 Apr 2025 16:12 EDT Detroit River / Ambassador Bridge downbound
21 Apr 2025 11:02 EDT Port Huron / Blue Water Bridge downbound
20 Apr 2025 13:46 EDT Soo Locks (St. Marys River) downbound
18 Apr 2025 21:33 CDT Superior Entry outbound
17 Apr 2025 17:42 CDT Superior Entry inbound
14 Apr 2025 14:21 EDT Soo Locks (St. Marys River) upbound
13 Apr 2025 18:55 EDT Port Huron / Blue Water Bridge upbound
13 Apr 2025 09:58 EDT Detroit River / Ambassador Bridge upbound
12 Apr 2025 09:54 EDT Welland Canal (Thorold) upbound

2024 season

December 2024 10 passages
Date Local time Chokepoint Direction
19 Dec 2024 03:02 EST Welland Canal (Thorold) downbound
18 Dec 2024 03:01 EST Detroit River / Ambassador Bridge downbound
17 Dec 2024 20:48 EST Port Huron / Blue Water Bridge downbound
16 Dec 2024 21:39 EST Soo Locks (St. Marys River) downbound
9 Dec 2024 02:06 EST Soo Locks (St. Marys River) upbound
8 Dec 2024 13:17 EST Straits of Mackinac eastbound
3 Dec 2024 04:46 EST Straits of Mackinac westbound
2 Dec 2024 09:30 EST Port Huron / Blue Water Bridge upbound
1 Dec 2024 23:38 EST Detroit River / Ambassador Bridge upbound
30 Nov 2024 22:23 EST Detroit River / Ambassador Bridge downbound
November 2024 10 passages
Date Local time Chokepoint Direction
29 Nov 2024 23:13 EST Port Huron / Blue Water Bridge downbound
24 Nov 2024 11:44 EST Straits of Mackinac eastbound
20 Nov 2024 01:32 EST Straits of Mackinac westbound
18 Nov 2024 05:49 EST Port Huron / Blue Water Bridge upbound
17 Nov 2024 20:32 EST Detroit River / Ambassador Bridge upbound
13 Nov 2024 06:06 EST Welland Canal (Thorold) upbound
4 Nov 2024 14:55 EST Welland Canal (Thorold) downbound
3 Nov 2024 13:24 EST Detroit River / Ambassador Bridge downbound
3 Nov 2024 03:09 EST Port Huron / Blue Water Bridge downbound
2 Nov 2024 04:06 EDT Soo Locks (St. Marys River) downbound
October 2024 17 passages
Date Local time Chokepoint Direction
28 Oct 2024 17:40 EDT Soo Locks (St. Marys River) upbound
28 Oct 2024 08:36 EDT Straits of Mackinac eastbound
25 Oct 2024 10:37 EDT Straits of Mackinac westbound
24 Oct 2024 11:27 EDT Port Huron / Blue Water Bridge upbound
23 Oct 2024 23:59 EDT Detroit River / Ambassador Bridge upbound
22 Oct 2024 13:44 EDT Detroit River / Ambassador Bridge downbound
21 Oct 2024 21:44 EDT Port Huron / Blue Water Bridge downbound
18 Oct 2024 00:12 EDT Welland Canal (Thorold) upbound
16 Oct 2024 11:57 EDT Welland Canal (Thorold) downbound
14 Oct 2024 20:12 EDT Detroit River / Ambassador Bridge downbound
13 Oct 2024 23:07 EDT Port Huron / Blue Water Bridge downbound
11 Oct 2024 20:35 EDT Port Huron / Blue Water Bridge upbound
11 Oct 2024 15:37 EDT Detroit River / Ambassador Bridge upbound
10 Oct 2024 13:23 EDT Welland Canal (Thorold) upbound
8 Oct 2024 23:42 EDT Welland Canal (Thorold) downbound
3 Oct 2024 16:42 EDT Welland Canal (Thorold) upbound
1 Oct 2024 20:21 EDT Welland Canal (Thorold) downbound
September 2024 15 passages
Date Local time Chokepoint Direction
28 Sep 2024 11:03 EDT Welland Canal (Thorold) upbound
26 Sep 2024 16:10 EDT Welland Canal (Thorold) downbound
22 Sep 2024 21:45 EDT Detroit River / Ambassador Bridge downbound
22 Sep 2024 16:27 EDT Port Huron / Blue Water Bridge downbound
20 Sep 2024 22:16 EDT Straits of Mackinac eastbound
17 Sep 2024 22:17 EDT Straits of Mackinac westbound
17 Sep 2024 02:29 EDT Port Huron / Blue Water Bridge upbound
16 Sep 2024 19:06 EDT Detroit River / Ambassador Bridge upbound
15 Sep 2024 13:26 EDT Welland Canal (Thorold) upbound
7 Sep 2024 21:29 EDT Welland Canal (Thorold) downbound
6 Sep 2024 20:55 EDT Detroit River / Ambassador Bridge downbound
6 Sep 2024 15:15 EDT Port Huron / Blue Water Bridge downbound
5 Sep 2024 16:18 EDT Soo Locks (St. Marys River) downbound
4 Sep 2024 02:00 CDT Superior Entry outbound
3 Sep 2024 20:12 CDT Superior Entry inbound
August 2024 20 passages
Date Local time Chokepoint Direction
31 Aug 2024 13:54 EDT Soo Locks (St. Marys River) upbound
30 Aug 2024 15:21 EDT Port Huron / Blue Water Bridge upbound
30 Aug 2024 08:54 EDT Detroit River / Ambassador Bridge upbound
26 Aug 2024 06:36 EDT Welland Canal (Thorold) upbound
18 Aug 2024 18:20 EDT Welland Canal (Thorold) downbound
17 Aug 2024 17:38 EDT Detroit River / Ambassador Bridge downbound
17 Aug 2024 12:03 EDT Port Huron / Blue Water Bridge downbound
16 Aug 2024 12:12 EDT Soo Locks (St. Marys River) downbound
14 Aug 2024 21:37 CDT Superior Entry outbound
14 Aug 2024 16:37 CDT Superior Entry inbound
14 Aug 2024 09:16 CDT Superior Entry outbound
14 Aug 2024 02:40 CDT Superior Entry inbound
12 Aug 2024 15:22 EDT Soo Locks (St. Marys River) upbound
11 Aug 2024 12:31 EDT Port Huron / Blue Water Bridge upbound
11 Aug 2024 05:55 EDT Detroit River / Ambassador Bridge upbound
9 Aug 2024 23:05 EDT Welland Canal (Thorold) upbound
3 Aug 2024 04:38 EDT Welland Canal (Thorold) downbound
2 Aug 2024 03:02 EDT Detroit River / Ambassador Bridge downbound
1 Aug 2024 21:18 EDT Port Huron / Blue Water Bridge downbound
31 Jul 2024 22:06 EDT Soo Locks (St. Marys River) downbound
July 2024 24 passages
Date Local time Chokepoint Direction
30 Jul 2024 05:27 CDT Superior Entry outbound
29 Jul 2024 14:38 CDT Superior Entry inbound
26 Jul 2024 18:14 EDT Soo Locks (St. Marys River) upbound
25 Jul 2024 18:39 EDT Port Huron / Blue Water Bridge upbound
25 Jul 2024 12:11 EDT Detroit River / Ambassador Bridge upbound
23 Jul 2024 14:08 EDT Detroit River / Ambassador Bridge downbound
23 Jul 2024 07:40 EDT Port Huron / Blue Water Bridge downbound
22 Jul 2024 07:45 EDT Soo Locks (St. Marys River) downbound
20 Jul 2024 20:14 CDT Superior Entry outbound
20 Jul 2024 08:20 CDT Superior Entry inbound
18 Jul 2024 00:31 EDT Soo Locks (St. Marys River) upbound
17 Jul 2024 02:04 EDT Port Huron / Blue Water Bridge upbound
16 Jul 2024 19:48 EDT Detroit River / Ambassador Bridge upbound
15 Jul 2024 16:03 EDT Welland Canal (Thorold) upbound
10 Jul 2024 06:30 EDT Welland Canal (Thorold) downbound
9 Jul 2024 05:39 EDT Detroit River / Ambassador Bridge downbound
8 Jul 2024 23:49 EDT Port Huron / Blue Water Bridge downbound
8 Jul 2024 00:22 EDT Soo Locks (St. Marys River) downbound
6 Jul 2024 02:33 CDT Superior Entry outbound
5 Jul 2024 15:36 CDT Superior Entry inbound
3 Jul 2024 10:52 EDT Soo Locks (St. Marys River) upbound
2 Jul 2024 11:47 EDT Port Huron / Blue Water Bridge upbound
2 Jul 2024 05:26 EDT Detroit River / Ambassador Bridge upbound
1 Jul 2024 01:35 EDT Welland Canal (Thorold) upbound
June 2024 18 passages
Date Local time Chokepoint Direction
25 Jun 2024 10:16 EDT Welland Canal (Thorold) downbound
24 Jun 2024 11:11 EDT Detroit River / Ambassador Bridge downbound
24 Jun 2024 05:35 EDT Port Huron / Blue Water Bridge downbound
23 Jun 2024 06:31 EDT Soo Locks (St. Marys River) downbound
21 Jun 2024 19:27 CDT Superior Entry outbound
20 Jun 2024 18:01 CDT Superior Entry inbound
18 Jun 2024 14:00 EDT Soo Locks (St. Marys River) upbound
17 Jun 2024 12:26 EDT Port Huron / Blue Water Bridge upbound
17 Jun 2024 05:46 EDT Detroit River / Ambassador Bridge upbound
15 Jun 2024 03:36 EDT Detroit River / Ambassador Bridge downbound
14 Jun 2024 21:55 EDT Port Huron / Blue Water Bridge downbound
13 Jun 2024 22:14 EDT Soo Locks (St. Marys River) downbound
12 Jun 2024 09:18 CDT Superior Entry outbound
11 Jun 2024 22:56 CDT Superior Entry inbound
10 Jun 2024 15:14 EDT Soo Locks (St. Marys River) upbound
9 Jun 2024 13:39 EDT Port Huron / Blue Water Bridge upbound
9 Jun 2024 04:21 EDT Detroit River / Ambassador Bridge upbound
6 Jun 2024 07:01 EDT Welland Canal (Thorold) upbound
May 2024 22 passages
Date Local time Chokepoint Direction
31 May 2024 13:02 EDT Welland Canal (Thorold) downbound
30 May 2024 12:09 EDT Detroit River / Ambassador Bridge downbound
30 May 2024 06:35 EDT Port Huron / Blue Water Bridge downbound
29 May 2024 08:29 EDT Soo Locks (St. Marys River) downbound
27 May 2024 21:06 CDT Superior Entry outbound
27 May 2024 07:15 CDT Superior Entry inbound
25 May 2024 16:10 EDT Soo Locks (St. Marys River) upbound
25 May 2024 05:25 EDT Straits of Mackinac eastbound
23 May 2024 13:42 EDT Straits of Mackinac westbound
22 May 2024 18:45 EDT Port Huron / Blue Water Bridge upbound
22 May 2024 12:45 EDT Detroit River / Ambassador Bridge upbound
21 May 2024 10:19 EDT Welland Canal (Thorold) upbound
13 May 2024 05:25 EDT Welland Canal (Thorold) downbound
12 May 2024 06:41 EDT Detroit River / Ambassador Bridge downbound
12 May 2024 00:53 EDT Port Huron / Blue Water Bridge downbound
11 May 2024 02:28 EDT Soo Locks (St. Marys River) downbound
9 May 2024 15:19 CDT Superior Entry outbound
9 May 2024 02:27 CDT Superior Entry inbound
7 May 2024 17:40 EDT Soo Locks (St. Marys River) upbound
6 May 2024 17:54 EDT Port Huron / Blue Water Bridge upbound
6 May 2024 11:50 EDT Detroit River / Ambassador Bridge upbound
5 May 2024 11:11 EDT Welland Canal (Thorold) upbound
April 2024 19 passages
Date Local time Chokepoint Direction
29 Apr 2024 18:11 EDT Welland Canal (Thorold) downbound
28 Apr 2024 13:37 EDT Detroit River / Ambassador Bridge downbound
28 Apr 2024 07:46 EDT Port Huron / Blue Water Bridge downbound
27 Apr 2024 05:21 EDT Soo Locks (St. Marys River) downbound
25 Apr 2024 18:05 CDT Duluth Ship Canal outbound
25 Apr 2024 04:50 CDT Duluth Ship Canal inbound
23 Apr 2024 16:44 EDT Soo Locks (St. Marys River) upbound
22 Apr 2024 19:25 EDT Port Huron / Blue Water Bridge upbound
22 Apr 2024 13:34 EDT Detroit River / Ambassador Bridge upbound
21 Apr 2024 12:26 EDT Welland Canal (Thorold) upbound
15 Apr 2024 10:10 EDT Welland Canal (Thorold) downbound
14 Apr 2024 11:39 EDT Detroit River / Ambassador Bridge downbound
13 Apr 2024 07:04 EDT Soo Locks (St. Marys River) downbound
11 Apr 2024 13:37 CDT Duluth Ship Canal outbound
11 Apr 2024 01:01 CDT Duluth Ship Canal inbound
9 Apr 2024 18:02 EDT Soo Locks (St. Marys River) upbound
8 Apr 2024 10:38 EDT Detroit River / Ambassador Bridge upbound
7 Apr 2024 12:12 EDT Welland Canal (Thorold) upbound
1 Apr 2024 13:20 EDT Welland Canal (Thorold) downbound
March 2024 6 passages
Date Local time Chokepoint Direction
31 Mar 2024 13:48 EDT Detroit River / Ambassador Bridge downbound
31 Mar 2024 08:11 EDT Port Huron / Blue Water Bridge downbound
30 Mar 2024 07:34 EDT Soo Locks (St. Marys River) downbound
24 Mar 2024 16:52 EDT Soo Locks (St. Marys River) upbound
23 Mar 2024 16:47 EDT Port Huron / Blue Water Bridge upbound
23 Mar 2024 04:16 EDT Detroit River / Ambassador Bridge upbound
January 2024 5 passages
Date Local time Chokepoint Direction
6 Jan 2024 23:34 EST Detroit River / Ambassador Bridge downbound
6 Jan 2024 17:50 EST Port Huron / Blue Water Bridge downbound
5 Jan 2024 19:10 EST Soo Locks (St. Marys River) downbound
4 Jan 2024 04:09 CST Superior Entry outbound
3 Jan 2024 20:19 CST Superior Entry inbound