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

CSL Laurentien

Canada Steamship Lines · Self-unloader · 225 m. Range: Lakes and Seaway. 326 recorded passages across 7 chokepoints.

Last recorded passage

downbound at Welland Canal (Thorold)

17 Dec 2025, 06:41 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 CSL Laurentien is today. Her last recorded passage was 14 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 CSL Laurentien 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 CSL Laurentien 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. CSL Laurentien 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) CSL LAURENTIEN
MMSI 316001637
IMO IMO7423108
Call sign VCJW
Length overall 225 m (738 ft)
Beam 24 m (79 ft)
AIS vessel type Cargo - No additional information
Hull type Self-unloader
Operator Canada Steamship Lines
Flag Canada

Passage record

  • 326 Passages January 2024 – December 2025
  • 7 Chokepoints of 7 monitored
  • 2 Jan 2024 First in archive UTC date
  • 17 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 7 passages
Date Local time Chokepoint Direction
17 Dec 2025 06:41 EST Welland Canal (Thorold) downbound
16 Dec 2025 06:26 EST Detroit River / Ambassador Bridge downbound
16 Dec 2025 00:41 EST Port Huron / Blue Water Bridge downbound
14 Dec 2025 22:46 EST Soo Locks (St. Marys River) downbound
11 Dec 2025 18:44 EST Soo Locks (St. Marys River) upbound
10 Dec 2025 12:36 EST Port Huron / Blue Water Bridge upbound
8 Dec 2025 23:31 EST Welland Canal (Thorold) upbound
November 2025 16 passages
Date Local time Chokepoint Direction
29 Nov 2025 23:02 EST Welland Canal (Thorold) downbound
28 Nov 2025 22:23 EST Detroit River / Ambassador Bridge downbound
24 Nov 2025 14:08 EST Detroit River / Ambassador Bridge upbound
23 Nov 2025 07:23 EST Welland Canal (Thorold) upbound
14 Nov 2025 12:58 EST Welland Canal (Thorold) downbound
13 Nov 2025 11:55 EST Detroit River / Ambassador Bridge downbound
13 Nov 2025 06:20 EST Port Huron / Blue Water Bridge downbound
12 Nov 2025 06:17 EST Soo Locks (St. Marys River) downbound
10 Nov 2025 19:45 CST Superior Entry outbound
10 Nov 2025 09:39 CST Superior Entry inbound
9 Nov 2025 01:51 EST Soo Locks (St. Marys River) upbound
8 Nov 2025 16:11 EST Straits of Mackinac eastbound
5 Nov 2025 04:08 EST Straits of Mackinac westbound
4 Nov 2025 07:23 EST Port Huron / Blue Water Bridge upbound
4 Nov 2025 00:00 EST Detroit River / Ambassador Bridge upbound
31 Oct 2025 22:54 EDT Detroit River / Ambassador Bridge downbound
October 2025 15 passages
Date Local time Chokepoint Direction
31 Oct 2025 17:20 EDT Port Huron / Blue Water Bridge downbound
29 Oct 2025 07:34 EDT Port Huron / Blue Water Bridge upbound
29 Oct 2025 00:52 EDT Detroit River / Ambassador Bridge upbound
28 Oct 2025 01:59 EDT Welland Canal (Thorold) upbound
22 Oct 2025 09:59 EDT Welland Canal (Thorold) upbound
14 Oct 2025 14:04 EDT Welland Canal (Thorold) downbound
13 Oct 2025 10:01 EDT Detroit River / Ambassador Bridge downbound
12 Oct 2025 04:40 EDT Soo Locks (St. Marys River) downbound
10 Oct 2025 18:56 CDT Superior Entry outbound
10 Oct 2025 05:35 CDT Superior Entry inbound
8 Oct 2025 23:05 EDT Soo Locks (St. Marys River) upbound
2 Oct 2025 23:41 EDT Detroit River / Ambassador Bridge downbound
2 Oct 2025 18:26 EDT Port Huron / Blue Water Bridge downbound
1 Oct 2025 20:15 EDT Soo Locks (St. Marys River) downbound
1 Oct 2025 04:09 EDT Soo Locks (St. Marys River) upbound
September 2025 19 passages
Date Local time Chokepoint Direction
30 Sep 2025 05:25 EDT Port Huron / Blue Water Bridge upbound
29 Sep 2025 21:50 EDT Detroit River / Ambassador Bridge upbound
24 Sep 2025 03:56 EDT Welland Canal (Thorold) upbound
18 Sep 2025 10:02 EDT Welland Canal (Thorold) downbound
17 Sep 2025 08:38 EDT Detroit River / Ambassador Bridge downbound
17 Sep 2025 02:26 EDT Port Huron / Blue Water Bridge downbound
16 Sep 2025 03:56 EDT Soo Locks (St. Marys River) downbound
14 Sep 2025 18:10 CDT Superior Entry outbound
14 Sep 2025 05:49 CDT Superior Entry inbound
12 Sep 2025 23:24 EDT Soo Locks (St. Marys River) upbound
12 Sep 2025 00:41 EDT Port Huron / Blue Water Bridge upbound
10 Sep 2025 00:38 EDT Detroit River / Ambassador Bridge downbound
9 Sep 2025 16:01 EDT Port Huron / Blue Water Bridge downbound
7 Sep 2025 05:48 EDT Soo Locks (St. Marys River) downbound
6 Sep 2025 15:06 EDT Soo Locks (St. Marys River) upbound
5 Sep 2025 15:19 EDT Port Huron / Blue Water Bridge upbound
5 Sep 2025 08:33 EDT Detroit River / Ambassador Bridge upbound
2 Sep 2025 15:44 EDT Detroit River / Ambassador Bridge downbound
2 Sep 2025 10:04 EDT Port Huron / Blue Water Bridge downbound
August 2025 22 passages
Date Local time Chokepoint Direction
31 Aug 2025 09:28 EDT Straits of Mackinac eastbound
28 Aug 2025 10:37 EDT Straits of Mackinac westbound
25 Aug 2025 14:38 EDT Port Huron / Blue Water Bridge upbound
25 Aug 2025 00:42 EDT Port Huron / Blue Water Bridge downbound
22 Aug 2025 20:11 EDT Soo Locks (St. Marys River) downbound
22 Aug 2025 05:15 EDT Soo Locks (St. Marys River) upbound
21 Aug 2025 04:49 EDT Port Huron / Blue Water Bridge upbound
20 Aug 2025 22:14 EDT Detroit River / Ambassador Bridge upbound
16 Aug 2025 09:25 EDT Detroit River / Ambassador Bridge downbound
16 Aug 2025 03:32 EDT Port Huron / Blue Water Bridge downbound
14 Aug 2025 14:43 EDT Straits of Mackinac eastbound
11 Aug 2025 08:33 EDT Straits of Mackinac westbound
10 Aug 2025 13:06 EDT Port Huron / Blue Water Bridge upbound
10 Aug 2025 05:46 EDT Detroit River / Ambassador Bridge upbound
9 Aug 2025 02:05 EDT Detroit River / Ambassador Bridge downbound
8 Aug 2025 19:32 EDT Port Huron / Blue Water Bridge downbound
7 Aug 2025 21:38 EDT Soo Locks (St. Marys River) downbound
7 Aug 2025 03:21 EDT Soo Locks (St. Marys River) upbound
6 Aug 2025 00:37 EDT Port Huron / Blue Water Bridge upbound
5 Aug 2025 17:22 EDT Detroit River / Ambassador Bridge upbound
3 Aug 2025 06:20 EDT Detroit River / Ambassador Bridge downbound
3 Aug 2025 00:28 EDT Port Huron / Blue Water Bridge downbound
July 2025 21 passages
Date Local time Chokepoint Direction
31 Jul 2025 15:20 EDT Port Huron / Blue Water Bridge upbound
31 Jul 2025 08:58 EDT Detroit River / Ambassador Bridge upbound
30 Jul 2025 20:48 EDT Detroit River / Ambassador Bridge downbound
30 Jul 2025 15:40 EDT Port Huron / Blue Water Bridge downbound
27 Jul 2025 22:50 EDT Soo Locks (St. Marys River) downbound
27 Jul 2025 07:01 EDT Soo Locks (St. Marys River) upbound
26 Jul 2025 06:58 EDT Port Huron / Blue Water Bridge upbound
26 Jul 2025 00:16 EDT Detroit River / Ambassador Bridge upbound
21 Jul 2025 22:45 EDT Detroit River / Ambassador Bridge downbound
21 Jul 2025 17:43 EDT Port Huron / Blue Water Bridge downbound
20 Jul 2025 18:41 EDT Soo Locks (St. Marys River) downbound
19 Jul 2025 03:51 CDT Superior Entry outbound
18 Jul 2025 16:54 CDT Superior Entry inbound
17 Jul 2025 00:55 EDT Soo Locks (St. Marys River) upbound
16 Jul 2025 02:56 EDT Port Huron / Blue Water Bridge upbound
15 Jul 2025 20:51 EDT Detroit River / Ambassador Bridge upbound
14 Jul 2025 19:09 EDT Welland Canal (Thorold) upbound
3 Jul 2025 20:20 EDT Welland Canal (Thorold) downbound
2 Jul 2025 21:10 EDT Detroit River / Ambassador Bridge downbound
2 Jul 2025 15:34 EDT Port Huron / Blue Water Bridge downbound
1 Jul 2025 17:35 EDT Soo Locks (St. Marys River) downbound
June 2025 20 passages
Date Local time Chokepoint Direction
28 Jun 2025 09:06 EDT Soo Locks (St. Marys River) upbound
27 Jun 2025 10:57 EDT Port Huron / Blue Water Bridge upbound
27 Jun 2025 04:38 EDT Detroit River / Ambassador Bridge upbound
26 Jun 2025 02:25 EDT Welland Canal (Thorold) upbound
19 Jun 2025 22:53 EDT Welland Canal (Thorold) downbound
18 Jun 2025 23:26 EDT Detroit River / Ambassador Bridge downbound
18 Jun 2025 16:40 EDT Port Huron / Blue Water Bridge downbound
17 Jun 2025 18:50 EDT Soo Locks (St. Marys River) downbound
16 Jun 2025 06:11 CDT Superior Entry outbound
15 Jun 2025 22:32 CDT Superior Entry inbound
14 Jun 2025 15:56 EDT Soo Locks (St. Marys River) upbound
13 Jun 2025 12:15 EDT Port Huron / Blue Water Bridge upbound
13 Jun 2025 05:21 EDT Detroit River / Ambassador Bridge upbound
12 Jun 2025 03:24 EDT Welland Canal (Thorold) upbound
6 Jun 2025 00:31 EDT Welland Canal (Thorold) downbound
4 Jun 2025 22:06 EDT Detroit River / Ambassador Bridge downbound
4 Jun 2025 16:34 EDT Port Huron / Blue Water Bridge downbound
3 Jun 2025 18:12 EDT Soo Locks (St. Marys River) downbound
2 Jun 2025 09:53 CDT Superior Entry outbound
1 Jun 2025 20:32 CDT Superior Entry inbound
May 2025 23 passages
Date Local time Chokepoint Direction
31 May 2025 12:14 EDT Soo Locks (St. Marys River) upbound
30 May 2025 10:13 EDT Port Huron / Blue Water Bridge upbound
30 May 2025 03:47 EDT Detroit River / Ambassador Bridge upbound
29 May 2025 00:28 EDT Welland Canal (Thorold) upbound
20 May 2025 23:09 EDT Welland Canal (Thorold) downbound
19 May 2025 23:13 EDT Detroit River / Ambassador Bridge downbound
19 May 2025 17:42 EDT Port Huron / Blue Water Bridge downbound
18 May 2025 19:39 EDT Soo Locks (St. Marys River) downbound
17 May 2025 10:35 CDT Superior Entry outbound
16 May 2025 18:50 CDT Superior Entry inbound
15 May 2025 06:34 EDT Soo Locks (St. Marys River) upbound
14 May 2025 21:40 EDT Straits of Mackinac eastbound
12 May 2025 03:09 EDT Straits of Mackinac westbound
11 May 2025 07:31 EDT Port Huron / Blue Water Bridge upbound
11 May 2025 00:19 EDT Detroit River / Ambassador Bridge upbound
7 May 2025 17:50 EDT Detroit River / Ambassador Bridge downbound
7 May 2025 12:06 EDT Port Huron / Blue Water Bridge downbound
6 May 2025 12:14 EDT Soo Locks (St. Marys River) downbound
5 May 2025 03:37 CDT Superior Entry outbound
4 May 2025 09:23 CDT Superior Entry inbound
2 May 2025 19:21 EDT Soo Locks (St. Marys River) upbound
1 May 2025 17:50 EDT Port Huron / Blue Water Bridge upbound
1 May 2025 12:06 EDT Detroit River / Ambassador Bridge upbound
April 2025 16 passages
Date Local time Chokepoint Direction
30 Apr 2025 08:55 EDT Welland Canal (Thorold) upbound
24 Apr 2025 05:41 EDT Welland Canal (Thorold) downbound
23 Apr 2025 06:23 EDT Detroit River / Ambassador Bridge downbound
23 Apr 2025 01:04 EDT Port Huron / Blue Water Bridge downbound
22 Apr 2025 03:36 EDT Soo Locks (St. Marys River) downbound
20 Apr 2025 17:57 CDT Superior Entry outbound
19 Apr 2025 00:50 CDT Superior Entry inbound
14 Apr 2025 01:55 EDT Soo Locks (St. Marys River) upbound
12 Apr 2025 23:31 EDT Port Huron / Blue Water Bridge upbound
12 Apr 2025 14:48 EDT Detroit River / Ambassador Bridge upbound
11 Apr 2025 16:50 EDT Welland Canal (Thorold) upbound
5 Apr 2025 12:54 EDT Welland Canal (Thorold) downbound
4 Apr 2025 13:35 EDT Detroit River / Ambassador Bridge downbound
4 Apr 2025 08:37 EDT Port Huron / Blue Water Bridge downbound
2 Apr 2025 15:33 EDT Soo Locks (St. Marys River) downbound
31 Mar 2025 21:07 CDT Superior Entry outbound
March 2025 5 passages
Date Local time Chokepoint Direction
31 Mar 2025 12:19 CDT Superior Entry inbound
26 Mar 2025 22:47 EDT Soo Locks (St. Marys River) upbound
25 Mar 2025 20:49 EDT Port Huron / Blue Water Bridge upbound
25 Mar 2025 11:25 EDT Detroit River / Ambassador Bridge upbound
22 Mar 2025 12:10 EDT Welland Canal (Thorold) upbound

2024 season

December 2024 18 passages
Date Local time Chokepoint Direction
27 Dec 2024 18:18 EST Welland Canal (Thorold) downbound
24 Dec 2024 23:35 EST Detroit River / Ambassador Bridge downbound
24 Dec 2024 17:57 EST Port Huron / Blue Water Bridge downbound
23 Dec 2024 20:37 EST Soo Locks (St. Marys River) downbound
20 Dec 2024 18:20 EST Soo Locks (St. Marys River) upbound
19 Dec 2024 19:01 EST Port Huron / Blue Water Bridge upbound
19 Dec 2024 12:24 EST Detroit River / Ambassador Bridge upbound
16 Dec 2024 08:13 EST Detroit River / Ambassador Bridge downbound
16 Dec 2024 02:08 EST Port Huron / Blue Water Bridge downbound
14 Dec 2024 22:10 EST Soo Locks (St. Marys River) downbound
13 Dec 2024 08:09 CST Superior Entry outbound
12 Dec 2024 17:12 CST Superior Entry inbound
12 Dec 2024 16:08 CST Duluth Ship Canal outbound
12 Dec 2024 11:29 CST Duluth Ship Canal inbound
9 Dec 2024 02:37 CST Superior Entry inbound
5 Dec 2024 20:01 CST Superior Entry outbound
5 Dec 2024 13:47 CST Superior Entry inbound
30 Nov 2024 23:36 CST Superior Entry outbound
November 2024 6 passages
Date Local time Chokepoint Direction
30 Nov 2024 12:48 CST Superior Entry inbound
27 Nov 2024 04:25 CST Superior Entry outbound
26 Nov 2024 19:49 CST Superior Entry inbound
24 Nov 2024 18:40 EST Soo Locks (St. Marys River) upbound
23 Nov 2024 16:23 EST Port Huron / Blue Water Bridge upbound
23 Nov 2024 06:08 EST Detroit River / Ambassador Bridge upbound
October 2024 14 passages
Date Local time Chokepoint Direction
23 Oct 2024 02:07 EDT Welland Canal (Thorold) downbound
19 Oct 2024 19:32 EDT Detroit River / Ambassador Bridge downbound
19 Oct 2024 13:53 EDT Port Huron / Blue Water Bridge downbound
14 Oct 2024 07:03 EDT Soo Locks (St. Marys River) upbound
13 Oct 2024 08:08 EDT Port Huron / Blue Water Bridge upbound
13 Oct 2024 01:36 EDT Detroit River / Ambassador Bridge upbound
11 Oct 2024 10:13 EDT Detroit River / Ambassador Bridge downbound
10 Oct 2024 15:29 EDT Port Huron / Blue Water Bridge downbound
8 Oct 2024 10:55 EDT Soo Locks (St. Marys River) downbound
5 Oct 2024 19:06 EDT Soo Locks (St. Marys River) upbound
4 Oct 2024 21:52 EDT Port Huron / Blue Water Bridge upbound
4 Oct 2024 12:48 EDT Detroit River / Ambassador Bridge upbound
2 Oct 2024 10:38 EDT Detroit River / Ambassador Bridge upbound
2 Oct 2024 04:25 EDT Port Huron / Blue Water Bridge downbound
September 2024 18 passages
Date Local time Chokepoint Direction
29 Sep 2024 13:55 EDT Port Huron / Blue Water Bridge upbound
28 Sep 2024 19:57 EDT Port Huron / Blue Water Bridge downbound
26 Sep 2024 02:10 EDT Soo Locks (St. Marys River) downbound
24 Sep 2024 05:33 CDT Superior Entry outbound
23 Sep 2024 08:52 CDT Superior Entry inbound
18 Sep 2024 02:02 CDT Superior Entry outbound
17 Sep 2024 15:12 CDT Superior Entry inbound
14 Sep 2024 07:28 EDT Soo Locks (St. Marys River) upbound
13 Sep 2024 09:48 EDT Port Huron / Blue Water Bridge upbound
12 Sep 2024 20:17 EDT Detroit River / Ambassador Bridge upbound
10 Sep 2024 08:47 EDT Detroit River / Ambassador Bridge upbound
10 Sep 2024 01:45 EDT Port Huron / Blue Water Bridge downbound
8 Sep 2024 07:12 EDT Straits of Mackinac eastbound
5 Sep 2024 06:01 EDT Straits of Mackinac westbound
3 Sep 2024 15:32 EDT Soo Locks (St. Marys River) downbound
2 Sep 2024 22:39 EDT Soo Locks (St. Marys River) upbound
1 Sep 2024 17:31 EDT Port Huron / Blue Water Bridge upbound
1 Sep 2024 10:02 EDT Detroit River / Ambassador Bridge upbound
August 2024 19 passages
Date Local time Chokepoint Direction
30 Aug 2024 14:42 EDT Detroit River / Ambassador Bridge downbound
29 Aug 2024 19:49 EDT Port Huron / Blue Water Bridge downbound
28 Aug 2024 01:55 EDT Straits of Mackinac eastbound
25 Aug 2024 21:47 EDT Straits of Mackinac westbound
24 Aug 2024 06:01 EDT Port Huron / Blue Water Bridge upbound
23 Aug 2024 20:55 EDT Detroit River / Ambassador Bridge upbound
20 Aug 2024 16:40 EDT Detroit River / Ambassador Bridge downbound
20 Aug 2024 11:10 EDT Port Huron / Blue Water Bridge downbound
19 Aug 2024 11:22 EDT Soo Locks (St. Marys River) downbound
17 Aug 2024 21:02 CDT Superior Entry outbound
17 Aug 2024 06:32 CDT Superior Entry inbound
14 Aug 2024 01:37 EDT Soo Locks (St. Marys River) upbound
13 Aug 2024 01:42 EDT Port Huron / Blue Water Bridge upbound
11 Aug 2024 16:04 EDT Port Huron / Blue Water Bridge downbound
9 Aug 2024 22:31 EDT Straits of Mackinac eastbound
9 Aug 2024 01:32 EDT Straits of Mackinac westbound
8 Aug 2024 05:46 EDT Port Huron / Blue Water Bridge upbound
7 Aug 2024 23:17 EDT Detroit River / Ambassador Bridge upbound
7 Aug 2024 00:33 EDT Welland Canal (Thorold) upbound
July 2024 18 passages
Date Local time Chokepoint Direction
30 Jul 2024 10:09 EDT Welland Canal (Thorold) downbound
29 Jul 2024 10:00 EDT Detroit River / Ambassador Bridge downbound
29 Jul 2024 04:17 EDT Port Huron / Blue Water Bridge downbound
28 Jul 2024 04:33 EDT Soo Locks (St. Marys River) downbound
23 Jul 2024 10:27 EDT Soo Locks (St. Marys River) upbound
22 Jul 2024 11:07 EDT Port Huron / Blue Water Bridge upbound
22 Jul 2024 04:37 EDT Detroit River / Ambassador Bridge upbound
21 Jul 2024 01:32 EDT Welland Canal (Thorold) upbound
15 Jul 2024 03:20 EDT Welland Canal (Thorold) downbound
14 Jul 2024 01:38 EDT Detroit River / Ambassador Bridge downbound
13 Jul 2024 19:48 EDT Port Huron / Blue Water Bridge downbound
12 Jul 2024 20:39 EDT Soo Locks (St. Marys River) downbound
11 Jul 2024 10:29 CDT Superior Entry outbound
10 Jul 2024 10:57 CDT Superior Entry inbound
8 Jul 2024 05:30 EDT Soo Locks (St. Marys River) upbound
7 Jul 2024 05:11 EDT Port Huron / Blue Water Bridge upbound
6 Jul 2024 22:43 EDT Detroit River / Ambassador Bridge upbound
5 Jul 2024 17:13 EDT Welland Canal (Thorold) upbound
June 2024 23 passages
Date Local time Chokepoint Direction
29 Jun 2024 10:28 EDT Welland Canal (Thorold) downbound
28 Jun 2024 11:03 EDT Detroit River / Ambassador Bridge downbound
28 Jun 2024 05:26 EDT Port Huron / Blue Water Bridge downbound
27 Jun 2024 06:56 EDT Soo Locks (St. Marys River) downbound
25 Jun 2024 21:29 CDT Superior Entry outbound
25 Jun 2024 05:01 CDT Superior Entry inbound
23 Jun 2024 21:12 EDT Soo Locks (St. Marys River) upbound
22 Jun 2024 21:37 EDT Port Huron / Blue Water Bridge upbound
22 Jun 2024 15:22 EDT Detroit River / Ambassador Bridge upbound
21 Jun 2024 23:04 EDT Detroit River / Ambassador Bridge downbound
21 Jun 2024 17:34 EDT Port Huron / Blue Water Bridge downbound
19 Jun 2024 12:15 EDT Port Huron / Blue Water Bridge upbound
19 Jun 2024 06:01 EDT Detroit River / Ambassador Bridge upbound
18 Jun 2024 00:44 EDT Welland Canal (Thorold) upbound
9 Jun 2024 11:38 EDT Welland Canal (Thorold) downbound
8 Jun 2024 13:07 EDT Detroit River / Ambassador Bridge downbound
8 Jun 2024 07:41 EDT Port Huron / Blue Water Bridge downbound
7 Jun 2024 09:47 EDT Soo Locks (St. Marys River) downbound
5 Jun 2024 22:24 CDT Superior Entry outbound
5 Jun 2024 11:11 CDT Superior Entry inbound
2 Jun 2024 20:53 EDT Soo Locks (St. Marys River) upbound
1 Jun 2024 20:35 EDT Port Huron / Blue Water Bridge upbound
1 Jun 2024 14:17 EDT Detroit River / Ambassador Bridge upbound
May 2024 15 passages
Date Local time Chokepoint Direction
28 May 2024 17:42 EDT Welland Canal (Thorold) upbound
27 May 2024 07:21 EDT Welland Canal (Thorold) downbound
23 May 2024 14:15 EDT Welland Canal (Thorold) upbound
22 May 2024 06:27 EDT Welland Canal (Thorold) downbound
19 May 2024 20:42 EDT Welland Canal (Thorold) upbound
13 May 2024 15:04 EDT Welland Canal (Thorold) downbound
12 May 2024 15:39 EDT Detroit River / Ambassador Bridge downbound
12 May 2024 10:11 EDT Port Huron / Blue Water Bridge downbound
11 May 2024 12:26 EDT Soo Locks (St. Marys River) downbound
10 May 2024 04:18 CDT Duluth Ship Canal outbound
9 May 2024 15:21 CDT Duluth Ship Canal inbound
8 May 2024 10:54 EDT Soo Locks (St. Marys River) upbound
7 May 2024 13:02 EDT Port Huron / Blue Water Bridge upbound
7 May 2024 06:53 EDT Detroit River / Ambassador Bridge upbound
5 May 2024 23:18 EDT Welland Canal (Thorold) upbound
April 2024 23 passages
Date Local time Chokepoint Direction
29 Apr 2024 19:19 EDT Welland Canal (Thorold) downbound
28 Apr 2024 15:48 EDT Detroit River / Ambassador Bridge downbound
28 Apr 2024 10:24 EDT Port Huron / Blue Water Bridge downbound
27 Apr 2024 12:30 EDT Soo Locks (St. Marys River) downbound
24 Apr 2024 17:24 EDT Soo Locks (St. Marys River) upbound
23 Apr 2024 19:19 EDT Port Huron / Blue Water Bridge upbound
23 Apr 2024 13:22 EDT Detroit River / Ambassador Bridge upbound
22 Apr 2024 23:13 EDT Detroit River / Ambassador Bridge downbound
22 Apr 2024 17:44 EDT Port Huron / Blue Water Bridge downbound
20 Apr 2024 17:07 EDT Port Huron / Blue Water Bridge upbound
20 Apr 2024 10:59 EDT Detroit River / Ambassador Bridge upbound
19 Apr 2024 23:23 EDT Detroit River / Ambassador Bridge downbound
19 Apr 2024 18:00 EDT Port Huron / Blue Water Bridge downbound
16 Apr 2024 18:56 EDT Port Huron / Blue Water Bridge upbound
16 Apr 2024 09:42 EDT Detroit River / Ambassador Bridge upbound
15 Apr 2024 12:16 EDT Welland Canal (Thorold) upbound
9 Apr 2024 12:03 EDT Welland Canal (Thorold) downbound
8 Apr 2024 12:26 EDT Detroit River / Ambassador Bridge downbound
8 Apr 2024 06:36 EDT Port Huron / Blue Water Bridge downbound
7 Apr 2024 08:19 EDT Soo Locks (St. Marys River) downbound
3 Apr 2024 14:23 EDT Soo Locks (St. Marys River) upbound
2 Apr 2024 12:21 EDT Port Huron / Blue Water Bridge upbound
2 Apr 2024 03:34 EDT Detroit River / Ambassador Bridge upbound
January 2024 8 passages
Date Local time Chokepoint Direction
9 Jan 2024 14:39 EST Detroit River / Ambassador Bridge downbound
9 Jan 2024 08:54 EST Port Huron / Blue Water Bridge downbound
8 Jan 2024 10:39 EST Soo Locks (St. Marys River) downbound
7 Jan 2024 01:55 CST Superior Entry outbound
5 Jan 2024 21:00 CST Superior Entry inbound
3 Jan 2024 07:32 EST Soo Locks (St. Marys River) upbound
2 Jan 2024 09:18 EST Port Huron / Blue Water Bridge upbound
1 Jan 2024 23:06 EST Detroit River / Ambassador Bridge upbound