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

Passage log

Duluth Ship Canal, May 2024

82 recorded passages by 24 distinct vessels, in the order they happened. Times are shown in Central time and are accurate to roughly ±15 minutes.

The log

Every recorded crossing of Duluth Ship Canal in May 2024, oldest first.
Date Local time Vessel Direction
30 Apr 2024 23:33 CDT Paul R Tregurtha outbound
1 May 2024 03:11 CDT American Mariner outbound
1 May 2024 15:37 CDT John G Munson outbound
2 May 2024 09:17 CDT American Century inbound
2 May 2024 10:38 CDT Saginaw inbound
2 May 2024 16:19 CDT Algoma Discovery inbound
2 May 2024 21:01 CDT Saginaw outbound
2 May 2024 21:27 CDT American Century outbound
2 May 2024 23:15 CDT H Lee White inbound
3 May 2024 08:21 CDT H Lee White outbound
4 May 2024 03:10 CDT Mesabi Miner inbound
4 May 2024 03:50 CDT Algoma Discovery outbound
5 May 2024 11:43 CDT Mesabi Miner outbound
6 May 2024 09:38 CDT American Spirit inbound
7 May 2024 09:54 CDT Paul R Tregurtha inbound
7 May 2024 18:32 CDT Paul R Tregurtha outbound
8 May 2024 00:21 CDT John G Munson inbound
8 May 2024 01:03 CDT American Century inbound
8 May 2024 04:23 CDT American Spirit outbound
8 May 2024 13:15 CDT American Century outbound
8 May 2024 23:51 CDT John J Boland inbound
9 May 2024 00:26 CDT John G Munson outbound
9 May 2024 08:58 CDT John J Boland outbound
9 May 2024 15:21 CDT CSL Laurentien inbound
9 May 2024 18:28 CDT American Integrity inbound
10 May 2024 04:18 CDT CSL Laurentien outbound
11 May 2024 12:16 CDT American Integrity outbound
11 May 2024 13:23 CDT Burns Harbor inbound
12 May 2024 08:55 CDT Joseph L Block inbound
12 May 2024 15:35 CDT Joseph L Block outbound
12 May 2024 17:10 CDT Burns Harbor outbound
12 May 2024 19:26 CDT Indiana Harbor inbound
12 May 2024 20:23 CDT American Mariner inbound
13 May 2024 07:25 CDT American Mariner outbound
13 May 2024 08:06 CDT Indiana Harbor outbound
13 May 2024 15:56 CDT American Century inbound
14 May 2024 00:09 CDT Paul R Tregurtha inbound
14 May 2024 11:10 CDT Paul R Tregurtha outbound
14 May 2024 12:58 CDT G L Ostrander inbound
14 May 2024 15:40 CDT American Century outbound
14 May 2024 20:23 CDT John G Munson inbound
15 May 2024 03:52 CDT James R Barker inbound
15 May 2024 15:13 CDT James R Barker outbound
15 May 2024 21:33 CDT John G Munson outbound
16 May 2024 17:37 CDT H Lee White inbound
17 May 2024 01:59 CDT H Lee White outbound
17 May 2024 16:32 CDT Stewart J Cort inbound
18 May 2024 16:18 CDT Mesabi Miner inbound
19 May 2024 14:58 CDT Mesabi Miner outbound
19 May 2024 18:14 CDT CSL Niagara inbound
20 May 2024 13:04 CDT American Mariner inbound
20 May 2024 14:48 CDT CSL Niagara outbound
20 May 2024 16:49 CDT Paul R Tregurtha inbound
20 May 2024 20:01 CDT Atlantic Huron inbound
20 May 2024 21:01 CDT John G Munson inbound
20 May 2024 23:15 CDT American Mariner outbound
21 May 2024 01:25 CDT Paul R Tregurtha outbound
21 May 2024 06:12 CDT American Century inbound
21 May 2024 12:56 CDT John G Munson outbound
21 May 2024 19:35 CDT American Century outbound
23 May 2024 06:06 CDT Algoma Discovery inbound
23 May 2024 18:35 CDT Algoma Discovery outbound
24 May 2024 19:22 CDT Algoma Niagara inbound
24 May 2024 21:51 CDT Atlantic Huron outbound
25 May 2024 01:23 CDT Walter J McCarthy Jr inbound
25 May 2024 01:52 CDT Algoma Niagara outbound
25 May 2024 14:15 CDT American Integrity inbound
25 May 2024 16:11 CDT Mesabi Miner inbound
26 May 2024 01:18 CDT Walter J McCarthy Jr outbound
26 May 2024 03:37 CDT Joseph L Block inbound
26 May 2024 05:42 CDT American Integrity outbound
26 May 2024 10:48 CDT Joseph L Block outbound
26 May 2024 20:48 CDT Mesabi Miner outbound
27 May 2024 04:55 CDT Burns Harbor inbound
27 May 2024 15:35 CDT Paul R Tregurtha inbound
27 May 2024 16:58 CDT Clyde S van Enkevort inbound
27 May 2024 22:58 CDT Paul R Tregurtha outbound
28 May 2024 02:33 CDT American Mariner inbound
28 May 2024 07:14 CDT Clyde S van Enkevort outbound
28 May 2024 23:35 CDT Burns Harbor outbound
29 May 2024 07:08 CDT American Mariner outbound
31 May 2024 11:06 CDT Federal Oshima inbound

Times are interpolated from AIS track samples, good to about fifteen minutes, and shown in Central time. A passage is a track crossing our gate line, not an official lock record.