Recorded chokepoint passages for Federal Oshima, newest first. The record, not the map: this feed carries passages already in the archive, which ends at December 2025. Vessel data derived from the Nationwide Automatic Identification System (NOAA Office for Coastal Management, marinecadastre.gov), CC0.https://freighterlog.com/vessels/federal-oshima/en-usVessel data derived from the Nationwide Automatic Identification System (NOAA Office for Coastal Management, marinecadastre.gov), CC0. Transit and lock data from the St. Lawrence Seaway Management Corporation / Saint Lawrence Seaway Development Corporation public vessel-transit table (seaway-greatlakes.com).Wed, 23 Sep 2026 18:23:30 GMThttps://freighterlog.com/log/welland/2025-12/freighterlog:passage:538006783:2025-12-22T10:12:29ZFederal Oshima crossed Welland Canal (Thorold) downbound on 22 Dec 2025 05:12 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 22 Dec 2025 10:12:29 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:538006783:2025-09-28T07:51:32ZFederal Oshima crossed Welland Canal (Thorold) downbound on 28 Sep 2025 03:51 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 28 Sep 2025 07:51:32 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:538006783:2025-09-27T12:08:21ZFederal Oshima crossed Detroit River / Ambassador Bridge downbound on 27 Sep 2025 08:08 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Sep 2025 12:08:21 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:538006783:2025-09-27T06:19:44ZFederal Oshima crossed Port Huron / Blue Water Bridge downbound on 27 Sep 2025 02:19 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Sep 2025 06:19:44 GMThttps://freighterlog.com/log/soo/2025-09/freighterlog:passage:538006783:2025-09-26T11:33:42ZFederal Oshima crossed Soo Locks (St. Marys River) downbound on 26 Sep 2025 07:33 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 26 Sep 2025 11:33:42 GMThttps://freighterlog.com/log/soo/2025-09/freighterlog:passage:538006783:2025-09-17T21:15:44ZFederal Oshima crossed Soo Locks (St. Marys River) upbound on 17 Sep 2025 17:15 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 17 Sep 2025 21:15:44 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:538006783:2025-09-17T00:53:37ZFederal Oshima crossed Port Huron / Blue Water Bridge upbound on 16 Sep 2025 20:53 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 17 Sep 2025 00:53:37 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:538006783:2025-09-16T18:14:42ZFederal Oshima crossed Detroit River / Ambassador Bridge upbound on 16 Sep 2025 14:14 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 16 Sep 2025 18:14:42 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:538006783:2025-09-07T06:32:25ZFederal Oshima crossed Welland Canal (Thorold) upbound on 7 Sep 2025 02:32 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 07 Sep 2025 06:32:25 GMThttps://freighterlog.com/log/welland/2025-07/freighterlog:passage:538006783:2025-07-19T12:44:17ZFederal Oshima crossed Welland Canal (Thorold) downbound on 19 Jul 2025 08:44 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 19 Jul 2025 12:44:17 GMThttps://freighterlog.com/log/detroit-river/2025-07/freighterlog:passage:538006783:2025-07-18T16:00:00ZFederal Oshima crossed Detroit River / Ambassador Bridge downbound on 18 Jul 2025 12:00 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 18 Jul 2025 16:00:00 GMThttps://freighterlog.com/log/port-huron/2025-07/freighterlog:passage:538006783:2025-07-18T10:39:55ZFederal Oshima crossed Port Huron / Blue Water Bridge downbound on 18 Jul 2025 06:39 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 18 Jul 2025 10:39:55 GMThttps://freighterlog.com/log/soo/2025-07/freighterlog:passage:538006783:2025-07-17T14:29:03ZFederal Oshima crossed Soo Locks (St. Marys River) downbound on 17 Jul 2025 10:29 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 17 Jul 2025 14:29:03 GMThttps://freighterlog.com/log/soo/2025-07/freighterlog:passage:538006783:2025-07-06T03:47:45ZFederal Oshima crossed Soo Locks (St. Marys River) upbound on 5 Jul 2025 23:47 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 06 Jul 2025 03:47:45 GMThttps://freighterlog.com/log/port-huron/2025-07/freighterlog:passage:538006783:2025-07-05T04:34:52ZFederal Oshima crossed Port Huron / Blue Water Bridge upbound on 5 Jul 2025 00:34 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 05 Jul 2025 04:34:52 GMThttps://freighterlog.com/log/detroit-river/2025-07/freighterlog:passage:538006783:2025-07-04T23:42:21ZFederal Oshima crossed Detroit River / Ambassador Bridge upbound on 4 Jul 2025 19:42 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 04 Jul 2025 23:42:21 GMThttps://freighterlog.com/log/welland/2025-07/freighterlog:passage:538006783:2025-07-04T04:21:03ZFederal Oshima crossed Welland Canal (Thorold) upbound on 4 Jul 2025 00:21 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 04 Jul 2025 04:21:03 GMThttps://freighterlog.com/log/welland/2024-12/freighterlog:passage:538006783:2024-12-26T14:18:13ZFederal Oshima crossed Welland Canal (Thorold) downbound on 26 Dec 2024 09:18 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 26 Dec 2024 14:18:13 GMThttps://freighterlog.com/log/port-huron/2024-12/freighterlog:passage:538006783:2024-12-25T10:02:22ZFederal Oshima crossed Port Huron / Blue Water Bridge downbound on 25 Dec 2024 05:02 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 25 Dec 2024 10:02:22 GMThttps://freighterlog.com/log/soo/2024-12/freighterlog:passage:538006783:2024-12-24T13:17:30ZFederal Oshima crossed Soo Locks (St. Marys River) downbound on 24 Dec 2024 08:17 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 24 Dec 2024 13:17:30 GMThttps://freighterlog.com/log/soo/2024-12/freighterlog:passage:538006783:2024-12-13T21:41:46ZFederal Oshima crossed Soo Locks (St. Marys River) upbound on 13 Dec 2024 16:41 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 13 Dec 2024 21:41:46 GMThttps://freighterlog.com/log/port-huron/2024-12/freighterlog:passage:538006783:2024-12-11T23:32:10ZFederal Oshima crossed Port Huron / Blue Water Bridge upbound on 11 Dec 2024 18:32 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 11 Dec 2024 23:32:10 GMThttps://freighterlog.com/log/detroit-river/2024-12/freighterlog:passage:538006783:2024-12-11T17:53:48ZFederal Oshima crossed Detroit River / Ambassador Bridge upbound on 11 Dec 2024 12:53 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 11 Dec 2024 17:53:48 GMThttps://freighterlog.com/log/welland/2024-12/freighterlog:passage:538006783:2024-12-03T04:56:30ZFederal Oshima crossed Welland Canal (Thorold) upbound on 2 Dec 2024 23:56 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 03 Dec 2024 04:56:30 GMThttps://freighterlog.com/log/welland/2024-06/freighterlog:passage:538006783:2024-06-16T21:44:33ZFederal Oshima crossed Welland Canal (Thorold) downbound on 16 Jun 2024 17:44 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 16 Jun 2024 21:44:33 GMThttps://freighterlog.com/log/detroit-river/2024-06/freighterlog:passage:538006783:2024-06-16T01:36:05ZFederal Oshima crossed Detroit River / Ambassador Bridge downbound on 15 Jun 2024 21:36 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 16 Jun 2024 01:36:05 GMThttps://freighterlog.com/log/port-huron/2024-06/freighterlog:passage:538006783:2024-06-15T20:17:43ZFederal Oshima crossed Port Huron / Blue Water Bridge downbound on 15 Jun 2024 16:17 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 15 Jun 2024 20:17:43 GMThttps://freighterlog.com/log/soo/2024-06/freighterlog:passage:538006783:2024-06-15T01:03:52ZFederal Oshima crossed Soo Locks (St. Marys River) downbound on 14 Jun 2024 21:03 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 15 Jun 2024 01:03:52 GMThttps://freighterlog.com/log/duluth-canal/2024-06/freighterlog:passage:538006783:2024-06-09T17:58:09ZFederal Oshima crossed Duluth Ship Canal outbound on 9 Jun 2024 12:58 CDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 09 Jun 2024 17:58:09 GMThttps://freighterlog.com/log/duluth-canal/2024-05/freighterlog:passage:538006783:2024-05-31T16:06:43ZFederal Oshima crossed Duluth Ship Canal inbound on 31 May 2024 11:06 CDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 31 May 2024 16:06:43 GMThttps://freighterlog.com/log/soo/2024-05/freighterlog:passage:538006783:2024-05-30T05:50:40ZFederal Oshima crossed Soo Locks (St. Marys River) upbound on 30 May 2024 01:50 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 30 May 2024 05:50:40 GMThttps://freighterlog.com/log/port-huron/2024-05/freighterlog:passage:538006783:2024-05-29T08:45:08ZFederal Oshima crossed Port Huron / Blue Water Bridge upbound on 29 May 2024 04:45 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 29 May 2024 08:45:08 GMThttps://freighterlog.com/log/detroit-river/2024-05/freighterlog:passage:538006783:2024-05-29T03:08:18ZFederal Oshima crossed Detroit River / Ambassador Bridge upbound on 28 May 2024 23:08 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 29 May 2024 03:08:18 GMThttps://freighterlog.com/log/welland/2024-05/freighterlog:passage:538006783:2024-05-28T08:12:07ZFederal Oshima crossed Welland Canal (Thorold) upbound on 28 May 2024 04:12 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 28 May 2024 08:12:07 GMT