AIS Archive Updated (January 2024 – December 2025)
28,207 Recorded Passages Across Great Lakes Chokepoints
FL
FreighterLog
Great Lakes Passage Record & Vessel Directory

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

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 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