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 · United States flag

Joyce L Vanenkevort

VanEnkevort Tug & Barge · Tug/barge unit · 257 m. Range: Lakes only. 469 recorded passages across 6 chokepoints.

Last recorded passage

upbound at Port Huron / Blue Water Bridge

31 Dec 2025, 16:59 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 Joyce L Vanenkevort is today.

FreighterLog is the record, not the map. For where Joyce L Vanenkevort 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 Joyce L Vanenkevort 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. Joyce L Vanenkevort 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) JOYCE L VANENKEVORT
MMSI 366983440
IMO IMO8973033
Call sign WDB9821
Length overall 257 m (843 ft)
Beam 23 m (75 ft)
AIS vessel type Tug
Hull type Tug/barge unit
Operator VanEnkevort Tug & Barge
Flag United States

Passage record

  • 469 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 19 passages
Date Local time Chokepoint Direction
31 Dec 2025 16:59 EST Port Huron / Blue Water Bridge upbound
31 Dec 2025 11:31 EST Detroit River / Ambassador Bridge upbound
27 Dec 2025 01:20 EST Detroit River / Ambassador Bridge downbound
26 Dec 2025 20:15 EST Port Huron / Blue Water Bridge downbound
25 Dec 2025 20:28 EST Straits of Mackinac eastbound
22 Dec 2025 13:07 EST Straits of Mackinac westbound
22 Dec 2025 04:57 EST Soo Locks (St. Marys River) downbound
18 Dec 2025 04:04 EST Soo Locks (St. Marys River) upbound
17 Dec 2025 04:49 EST Port Huron / Blue Water Bridge upbound
16 Dec 2025 23:14 EST Detroit River / Ambassador Bridge upbound
10 Dec 2025 16:14 EST Detroit River / Ambassador Bridge downbound
10 Dec 2025 11:00 EST Port Huron / Blue Water Bridge downbound
9 Dec 2025 17:25 EST Straits of Mackinac eastbound
8 Dec 2025 15:48 EST Straits of Mackinac westbound
7 Dec 2025 20:37 EST Port Huron / Blue Water Bridge upbound
7 Dec 2025 12:51 EST Detroit River / Ambassador Bridge upbound
3 Dec 2025 13:31 EST Detroit River / Ambassador Bridge downbound
2 Dec 2025 09:09 EST Soo Locks (St. Marys River) downbound
1 Dec 2025 02:29 CST Superior Entry outbound
November 2025 15 passages
Date Local time Chokepoint Direction
29 Nov 2025 18:24 CST Superior Entry inbound
26 Nov 2025 11:02 EST Soo Locks (St. Marys River) upbound
25 Nov 2025 13:27 EST Port Huron / Blue Water Bridge upbound
25 Nov 2025 08:17 EST Detroit River / Ambassador Bridge upbound
18 Nov 2025 03:44 EST Detroit River / Ambassador Bridge downbound
17 Nov 2025 22:02 EST Port Huron / Blue Water Bridge downbound
16 Nov 2025 16:28 EST Straits of Mackinac eastbound
12 Nov 2025 00:58 EST Straits of Mackinac westbound
11 Nov 2025 16:07 EST Soo Locks (St. Marys River) downbound
9 Nov 2025 11:33 EST Soo Locks (St. Marys River) upbound
7 Nov 2025 07:17 EST Port Huron / Blue Water Bridge upbound
7 Nov 2025 01:39 EST Detroit River / Ambassador Bridge upbound
5 Nov 2025 20:46 EST Detroit River / Ambassador Bridge downbound
5 Nov 2025 14:26 EST Port Huron / Blue Water Bridge downbound
4 Nov 2025 16:50 EST Soo Locks (St. Marys River) downbound
October 2025 18 passages
Date Local time Chokepoint Direction
31 Oct 2025 16:05 EDT Soo Locks (St. Marys River) upbound
31 Oct 2025 05:47 EDT Straits of Mackinac eastbound
30 Oct 2025 09:47 EDT Straits of Mackinac westbound
29 Oct 2025 13:29 EDT Port Huron / Blue Water Bridge upbound
29 Oct 2025 07:24 EDT Detroit River / Ambassador Bridge upbound
27 Oct 2025 01:12 EDT Detroit River / Ambassador Bridge downbound
26 Oct 2025 19:13 EDT Port Huron / Blue Water Bridge downbound
26 Oct 2025 01:29 EDT Straits of Mackinac eastbound
21 Oct 2025 07:38 EDT Straits of Mackinac westbound
20 Oct 2025 13:57 EDT Soo Locks (St. Marys River) downbound
16 Oct 2025 22:34 EDT Soo Locks (St. Marys River) upbound
15 Oct 2025 15:58 EDT Straits of Mackinac eastbound
12 Oct 2025 23:40 EDT Straits of Mackinac westbound
12 Oct 2025 16:02 EDT Soo Locks (St. Marys River) downbound
10 Oct 2025 09:05 EDT Straits of Mackinac eastbound
7 Oct 2025 14:35 EDT Straits of Mackinac westbound
6 Oct 2025 00:07 EDT Port Huron / Blue Water Bridge upbound
5 Oct 2025 18:39 EDT Detroit River / Ambassador Bridge upbound
September 2025 24 passages
Date Local time Chokepoint Direction
30 Sep 2025 15:00 EDT Straits of Mackinac eastbound
29 Sep 2025 21:35 EDT Straits of Mackinac westbound
29 Sep 2025 03:24 EDT Port Huron / Blue Water Bridge upbound
28 Sep 2025 21:50 EDT Detroit River / Ambassador Bridge upbound
27 Sep 2025 16:30 EDT Detroit River / Ambassador Bridge downbound
27 Sep 2025 10:53 EDT Port Huron / Blue Water Bridge downbound
26 Sep 2025 12:11 EDT Soo Locks (St. Marys River) downbound
24 Sep 2025 10:57 CDT Duluth Ship Canal outbound
23 Sep 2025 21:52 CDT Superior Entry inbound
22 Sep 2025 17:33 EDT Soo Locks (St. Marys River) upbound
22 Sep 2025 07:19 EDT Straits of Mackinac eastbound
18 Sep 2025 17:38 EDT Straits of Mackinac westbound
17 Sep 2025 23:42 EDT Port Huron / Blue Water Bridge upbound
17 Sep 2025 18:10 EDT Detroit River / Ambassador Bridge upbound
16 Sep 2025 13:45 EDT Detroit River / Ambassador Bridge downbound
16 Sep 2025 08:11 EDT Port Huron / Blue Water Bridge downbound
15 Sep 2025 10:29 EDT Soo Locks (St. Marys River) downbound
12 Sep 2025 10:47 EDT Soo Locks (St. Marys River) upbound
10 Sep 2025 22:01 EDT Detroit River / Ambassador Bridge upbound
3 Sep 2025 16:22 EDT Detroit River / Ambassador Bridge downbound
2 Sep 2025 16:40 EDT Straits of Mackinac eastbound
2 Sep 2025 00:12 EDT Straits of Mackinac westbound
1 Sep 2025 06:42 EDT Port Huron / Blue Water Bridge upbound
1 Sep 2025 00:56 EDT Detroit River / Ambassador Bridge upbound
August 2025 20 passages
Date Local time Chokepoint Direction
30 Aug 2025 22:11 EDT Detroit River / Ambassador Bridge upbound
29 Aug 2025 19:37 EDT Soo Locks (St. Marys River) downbound
27 Aug 2025 21:11 CDT Duluth Ship Canal outbound
27 Aug 2025 08:11 CDT Duluth Ship Canal inbound
26 Aug 2025 02:39 EDT Soo Locks (St. Marys River) upbound
23 Aug 2025 23:37 EDT Detroit River / Ambassador Bridge upbound
22 Aug 2025 19:59 EDT Detroit River / Ambassador Bridge downbound
21 Aug 2025 16:55 EDT Soo Locks (St. Marys River) downbound
17 Aug 2025 13:13 EDT Soo Locks (St. Marys River) upbound
16 Aug 2025 01:39 EDT Port Huron / Blue Water Bridge upbound
15 Aug 2025 19:10 EDT Detroit River / Ambassador Bridge upbound
14 Aug 2025 16:09 EDT Detroit River / Ambassador Bridge downbound
12 Aug 2025 19:17 EDT Port Huron / Blue Water Bridge upbound
12 Aug 2025 14:10 EDT Detroit River / Ambassador Bridge upbound
11 Aug 2025 11:57 EDT Detroit River / Ambassador Bridge downbound
11 Aug 2025 07:17 EDT Port Huron / Blue Water Bridge downbound
10 Aug 2025 09:15 EDT Soo Locks (St. Marys River) downbound
7 Aug 2025 13:45 EDT Soo Locks (St. Marys River) upbound
6 Aug 2025 14:41 EDT Port Huron / Blue Water Bridge upbound
6 Aug 2025 05:57 EDT Detroit River / Ambassador Bridge upbound
July 2025 35 passages
Date Local time Chokepoint Direction
31 Jul 2025 16:27 EDT Detroit River / Ambassador Bridge downbound
31 Jul 2025 11:58 EDT Port Huron / Blue Water Bridge downbound
30 Jul 2025 18:07 EDT Straits of Mackinac eastbound
30 Jul 2025 00:28 EDT Straits of Mackinac westbound
29 Jul 2025 06:58 EDT Port Huron / Blue Water Bridge upbound
29 Jul 2025 01:38 EDT Detroit River / Ambassador Bridge upbound
27 Jul 2025 17:11 EDT Detroit River / Ambassador Bridge downbound
27 Jul 2025 11:53 EDT Port Huron / Blue Water Bridge downbound
26 Jul 2025 01:13 EDT Straits of Mackinac eastbound
23 Jul 2025 06:09 EDT Straits of Mackinac westbound
22 Jul 2025 21:41 EDT Soo Locks (St. Marys River) downbound
21 Jul 2025 04:35 EDT Soo Locks (St. Marys River) upbound
20 Jul 2025 06:13 EDT Port Huron / Blue Water Bridge upbound
19 Jul 2025 23:46 EDT Detroit River / Ambassador Bridge upbound
19 Jul 2025 12:18 EDT Detroit River / Ambassador Bridge upbound
19 Jul 2025 06:36 EDT Port Huron / Blue Water Bridge downbound
17 Jul 2025 08:03 EDT Port Huron / Blue Water Bridge upbound
17 Jul 2025 02:27 EDT Detroit River / Ambassador Bridge upbound
16 Jul 2025 02:08 EDT Detroit River / Ambassador Bridge downbound
15 Jul 2025 19:16 EDT Port Huron / Blue Water Bridge downbound
14 Jul 2025 22:10 EDT Soo Locks (St. Marys River) downbound
12 Jul 2025 21:02 CDT Superior Entry outbound
12 Jul 2025 08:47 CDT Duluth Ship Canal inbound
11 Jul 2025 05:32 EDT Soo Locks (St. Marys River) upbound
9 Jul 2025 08:42 EDT Port Huron / Blue Water Bridge upbound
9 Jul 2025 03:00 EDT Detroit River / Ambassador Bridge upbound
6 Jul 2025 17:42 EDT Detroit River / Ambassador Bridge downbound
6 Jul 2025 12:41 EDT Port Huron / Blue Water Bridge downbound
5 Jul 2025 19:23 EDT Straits of Mackinac eastbound
5 Jul 2025 01:52 EDT Straits of Mackinac westbound
4 Jul 2025 09:23 EDT Port Huron / Blue Water Bridge upbound
4 Jul 2025 03:50 EDT Detroit River / Ambassador Bridge upbound
3 Jul 2025 03:09 EDT Detroit River / Ambassador Bridge downbound
2 Jul 2025 21:47 EDT Port Huron / Blue Water Bridge downbound
2 Jul 2025 01:39 EDT Soo Locks (St. Marys River) downbound
June 2025 25 passages
Date Local time Chokepoint Direction
30 Jun 2025 16:24 CDT Superior Entry outbound
30 Jun 2025 00:51 CDT Superior Entry inbound
28 Jun 2025 14:50 EDT Soo Locks (St. Marys River) upbound
27 Jun 2025 18:19 EDT Port Huron / Blue Water Bridge upbound
27 Jun 2025 13:06 EDT Detroit River / Ambassador Bridge upbound
25 Jun 2025 19:12 EDT Detroit River / Ambassador Bridge downbound
25 Jun 2025 14:01 EDT Port Huron / Blue Water Bridge downbound
24 Jun 2025 17:37 EDT Soo Locks (St. Marys River) downbound
21 Jun 2025 02:03 EDT Soo Locks (St. Marys River) upbound
20 Jun 2025 17:57 EDT Straits of Mackinac eastbound
20 Jun 2025 02:05 EDT Straits of Mackinac westbound
19 Jun 2025 09:12 EDT Port Huron / Blue Water Bridge upbound
19 Jun 2025 03:46 EDT Detroit River / Ambassador Bridge upbound
12 Jun 2025 18:20 EDT Detroit River / Ambassador Bridge downbound
12 Jun 2025 13:18 EDT Port Huron / Blue Water Bridge downbound
11 Jun 2025 19:30 EDT Straits of Mackinac eastbound
11 Jun 2025 03:20 EDT Straits of Mackinac westbound
10 Jun 2025 10:27 EDT Port Huron / Blue Water Bridge upbound
10 Jun 2025 05:19 EDT Detroit River / Ambassador Bridge upbound
9 Jun 2025 04:34 EDT Detroit River / Ambassador Bridge downbound
8 Jun 2025 22:40 EDT Port Huron / Blue Water Bridge downbound
8 Jun 2025 01:58 EDT Soo Locks (St. Marys River) downbound
4 Jun 2025 06:13 EDT Soo Locks (St. Marys River) upbound
2 Jun 2025 03:59 EDT Port Huron / Blue Water Bridge upbound
1 Jun 2025 22:12 EDT Detroit River / Ambassador Bridge upbound
May 2025 25 passages
Date Local time Chokepoint Direction
29 May 2025 17:51 EDT Detroit River / Ambassador Bridge downbound
29 May 2025 12:29 EDT Port Huron / Blue Water Bridge downbound
28 May 2025 15:34 EDT Soo Locks (St. Marys River) downbound
25 May 2025 21:46 EDT Soo Locks (St. Marys River) upbound
25 May 2025 01:26 EDT Port Huron / Blue Water Bridge upbound
24 May 2025 19:55 EDT Detroit River / Ambassador Bridge upbound
24 May 2025 05:03 EDT Detroit River / Ambassador Bridge downbound
23 May 2025 22:14 EDT Port Huron / Blue Water Bridge downbound
22 May 2025 04:47 EDT Straits of Mackinac eastbound
20 May 2025 06:29 EDT Straits of Mackinac westbound
18 May 2025 15:33 EDT Port Huron / Blue Water Bridge upbound
18 May 2025 10:04 EDT Detroit River / Ambassador Bridge upbound
14 May 2025 03:22 EDT Detroit River / Ambassador Bridge downbound
13 May 2025 22:23 EDT Port Huron / Blue Water Bridge downbound
13 May 2025 05:44 EDT Straits of Mackinac eastbound
12 May 2025 10:18 EDT Straits of Mackinac westbound
11 May 2025 17:02 EDT Port Huron / Blue Water Bridge upbound
11 May 2025 11:14 EDT Detroit River / Ambassador Bridge upbound
8 May 2025 06:08 EDT Port Huron / Blue Water Bridge downbound
7 May 2025 09:35 EDT Soo Locks (St. Marys River) downbound
6 May 2025 03:28 CDT Superior Entry outbound
5 May 2025 01:02 CDT Duluth Ship Canal inbound
3 May 2025 22:30 EDT Soo Locks (St. Marys River) upbound
2 May 2025 04:01 EDT Port Huron / Blue Water Bridge upbound
1 May 2025 22:36 EDT Detroit River / Ambassador Bridge upbound
April 2025 21 passages
Date Local time Chokepoint Direction
26 Apr 2025 22:22 EDT Detroit River / Ambassador Bridge downbound
26 Apr 2025 17:12 EDT Port Huron / Blue Water Bridge downbound
26 Apr 2025 00:22 EDT Straits of Mackinac eastbound
25 Apr 2025 02:40 EDT Straits of Mackinac westbound
24 Apr 2025 09:44 EDT Port Huron / Blue Water Bridge upbound
24 Apr 2025 04:21 EDT Detroit River / Ambassador Bridge upbound
22 Apr 2025 20:25 EDT Detroit River / Ambassador Bridge downbound
22 Apr 2025 14:43 EDT Port Huron / Blue Water Bridge downbound
21 Apr 2025 16:04 EDT Soo Locks (St. Marys River) downbound
19 Apr 2025 10:24 CDT Superior Entry outbound
18 Apr 2025 22:33 CDT Duluth Ship Canal inbound
17 Apr 2025 19:46 EDT Soo Locks (St. Marys River) upbound
13 Apr 2025 23:55 EDT Port Huron / Blue Water Bridge upbound
13 Apr 2025 18:59 EDT Detroit River / Ambassador Bridge upbound
10 Apr 2025 21:31 EDT Detroit River / Ambassador Bridge downbound
10 Apr 2025 16:47 EDT Port Huron / Blue Water Bridge downbound
9 Apr 2025 19:53 EDT Soo Locks (St. Marys River) downbound
6 Apr 2025 15:57 EDT Soo Locks (St. Marys River) upbound
6 Apr 2025 07:59 EDT Straits of Mackinac eastbound
3 Apr 2025 09:06 EDT Straits of Mackinac westbound
2 Apr 2025 04:59 EDT Soo Locks (St. Marys River) downbound
March 2025 9 passages
Date Local time Chokepoint Direction
31 Mar 2025 13:04 CDT Duluth Ship Canal outbound
31 Mar 2025 00:30 CDT Duluth Ship Canal inbound
28 Mar 2025 23:23 EDT Soo Locks (St. Marys River) upbound
28 Mar 2025 10:27 EDT Straits of Mackinac eastbound
25 Mar 2025 17:21 EDT Straits of Mackinac westbound
25 Mar 2025 09:10 EDT Soo Locks (St. Marys River) downbound
21 Mar 2025 09:33 EDT Soo Locks (St. Marys River) upbound
19 Mar 2025 19:20 EDT Port Huron / Blue Water Bridge upbound
19 Mar 2025 13:17 EDT Detroit River / Ambassador Bridge upbound
January 2025 14 passages
Date Local time Chokepoint Direction
17 Jan 2025 06:32 EST Port Huron / Blue Water Bridge downbound
15 Jan 2025 15:28 EST Soo Locks (St. Marys River) downbound
12 Jan 2025 03:04 EST Soo Locks (St. Marys River) upbound
11 Jan 2025 04:36 EST Port Huron / Blue Water Bridge upbound
10 Jan 2025 23:12 EST Detroit River / Ambassador Bridge upbound
9 Jan 2025 11:29 EST Port Huron / Blue Water Bridge downbound
8 Jan 2025 12:22 EST Soo Locks (St. Marys River) downbound
7 Jan 2025 03:12 CST Superior Entry outbound
6 Jan 2025 18:09 CST Superior Entry inbound
4 Jan 2025 15:35 EST Soo Locks (St. Marys River) upbound
3 Jan 2025 12:12 EST Port Huron / Blue Water Bridge upbound
3 Jan 2025 06:34 EST Detroit River / Ambassador Bridge upbound
1 Jan 2025 11:47 EST Detroit River / Ambassador Bridge upbound
1 Jan 2025 05:03 EST Port Huron / Blue Water Bridge downbound

2024 season

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