Recorded chokepoint passages for CSL Niagara, 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/csl-niagara/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:316029000:2025-12-11T11:19:33ZCSL Niagara (Canada Steamship Lines) crossed Welland Canal (Thorold) downbound on 11 Dec 2025 06:19 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, 11 Dec 2025 11:19:33 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316029000:2025-12-10T04:37:52ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 9 Dec 2025 23:37 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, 10 Dec 2025 04:37:52 GMThttps://freighterlog.com/log/soo/2025-12/freighterlog:passage:316029000:2025-12-08T21:53:20ZCSL Niagara (Canada Steamship Lines) crossed Soo Locks (St. Marys River) downbound on 8 Dec 2025 16:53 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 08 Dec 2025 21:53:20 GMThttps://freighterlog.com/log/soo/2025-12/freighterlog:passage:316029000:2025-12-05T02:16:18ZCSL Niagara (Canada Steamship Lines) crossed Soo Locks (St. Marys River) upbound on 4 Dec 2025 21:16 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, 05 Dec 2025 02:16:18 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316029000:2025-12-03T22:45:53ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 3 Dec 2025 17:45 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, 03 Dec 2025 22:45:53 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:316029000:2025-12-03T14:00:09ZCSL Niagara (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge upbound on 3 Dec 2025 09:00 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, 03 Dec 2025 14:00:09 GMThttps://freighterlog.com/log/welland/2025-12/freighterlog:passage:316029000:2025-12-02T15:20:16ZCSL Niagara (Canada Steamship Lines) crossed Welland Canal (Thorold) upbound on 2 Dec 2025 10:20 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, 02 Dec 2025 15:20:16 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316029000:2025-11-29T23:54:42ZCSL Niagara (Canada Steamship Lines) crossed Welland Canal (Thorold) downbound on 29 Nov 2025 18:54 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 29 Nov 2025 23:54:42 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316029000:2025-11-26T16:59:45ZCSL Niagara (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge downbound on 26 Nov 2025 11:59 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, 26 Nov 2025 16:59:45 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316029000:2025-11-26T03:11:00ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 25 Nov 2025 22:11 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, 26 Nov 2025 03:11:00 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316029000:2025-11-24T00:23:33ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 23 Nov 2025 19:23 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, 24 Nov 2025 00:23:33 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316029000:2025-11-23T18:05:05ZCSL Niagara (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge upbound on 23 Nov 2025 13:05 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 23 Nov 2025 18:05:05 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316029000:2025-11-19T21:20:43ZCSL Niagara (Canada Steamship Lines) crossed Welland Canal (Thorold) upbound on 19 Nov 2025 16:20 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, 19 Nov 2025 21:20:43 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316029000:2025-11-16T20:13:21ZCSL Niagara (Canada Steamship Lines) crossed Welland Canal (Thorold) downbound on 16 Nov 2025 15:13 EST. 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 Nov 2025 20:13:21 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316029000:2025-11-13T17:30:11ZCSL Niagara (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge downbound on 13 Nov 2025 12:30 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, 13 Nov 2025 17:30:11 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316029000:2025-11-13T10:16:46ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 13 Nov 2025 05:16 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, 13 Nov 2025 10:16:46 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316029000:2025-11-11T00:32:48ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 10 Nov 2025 19:32 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 11 Nov 2025 00:32:48 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316029000:2025-11-10T16:14:07ZCSL Niagara (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge upbound on 10 Nov 2025 11:14 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, 10 Nov 2025 16:14:07 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316029000:2025-11-09T17:12:13ZCSL Niagara (Canada Steamship Lines) crossed Welland Canal (Thorold) upbound on 9 Nov 2025 12:12 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 09 Nov 2025 17:12:13 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316029000:2025-10-31T05:31:52ZCSL Niagara (Canada Steamship Lines) crossed Welland Canal (Thorold) downbound on 31 Oct 2025 01:31 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, 31 Oct 2025 05:31:52 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316029000:2025-10-28T23:44:56ZCSL Niagara (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge downbound on 28 Oct 2025 19:44 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 28 Oct 2025 23:44:56 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:316029000:2025-10-28T18:17:54ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 28 Oct 2025 14:17 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 28 Oct 2025 18:17:54 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:316029000:2025-10-27T21:45:22ZCSL Niagara (Canada Steamship Lines) crossed Straits of Mackinac eastbound on 27 Oct 2025 17:45 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 27 Oct 2025 21:45:22 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:316029000:2025-10-25T01:53:19ZCSL Niagara (Canada Steamship Lines) crossed Straits of Mackinac westbound on 24 Oct 2025 21:53 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 25 Oct 2025 01:53:19 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:316029000:2025-10-24T06:22:39ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 24 Oct 2025 02:22 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, 24 Oct 2025 06:22:39 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316029000:2025-10-23T23:41:48ZCSL Niagara (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge upbound on 23 Oct 2025 19:41 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, 23 Oct 2025 23:41:48 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316029000:2025-10-21T22:05:24ZCSL Niagara (Canada Steamship Lines) crossed Welland Canal (Thorold) upbound on 21 Oct 2025 18:05 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, 21 Oct 2025 22:05:24 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316029000:2025-10-18T21:39:32ZCSL Niagara (Canada Steamship Lines) crossed Welland Canal (Thorold) downbound on 18 Oct 2025 17:39 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 18 Oct 2025 21:39:32 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316029000:2025-10-15T18:22:28ZCSL Niagara (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge downbound on 15 Oct 2025 14:22 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, 15 Oct 2025 18:22:28 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:316029000:2025-10-15T12:32:57ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 15 Oct 2025 08:32 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 15 Oct 2025 12:32:57 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:316029000:2025-10-13T19:58:05ZCSL Niagara (Canada Steamship Lines) crossed Straits of Mackinac eastbound on 13 Oct 2025 15:58 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 13 Oct 2025 19:58:05 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:316029000:2025-10-10T23:26:26ZCSL Niagara (Canada Steamship Lines) crossed Straits of Mackinac westbound on 10 Oct 2025 19:26 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, 10 Oct 2025 23:26:26 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:316029000:2025-10-10T03:27:06ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 9 Oct 2025 23:27 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, 10 Oct 2025 03:27:06 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316029000:2025-10-02T16:57:07ZCSL Niagara (Canada Steamship Lines) crossed Welland Canal (Thorold) downbound on 2 Oct 2025 12:57 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, 02 Oct 2025 16:57:07 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316029000:2025-09-28T17:35:34ZCSL Niagara (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge downbound on 28 Sep 2025 13:35 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 17:35:34 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:316029000:2025-09-28T08:06:42ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 28 Sep 2025 04:06 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 08:06:42 GMThttps://freighterlog.com/log/mackinac/2025-09/freighterlog:passage:316029000:2025-09-26T14:47:21ZCSL Niagara (Canada Steamship Lines) crossed Straits of Mackinac eastbound on 26 Sep 2025 10:47 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 26 Sep 2025 14:47:21 GMThttps://freighterlog.com/log/mackinac/2025-09/freighterlog:passage:316029000:2025-09-23T16:24:29ZCSL Niagara (Canada Steamship Lines) crossed Straits of Mackinac westbound on 23 Sep 2025 12:24 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, 23 Sep 2025 16:24:29 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:316029000:2025-09-22T19:47:06ZCSL Niagara (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 22 Sep 2025 15:47 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 22 Sep 2025 19:47:06 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316029000:2025-09-22T11:28:20ZCSL Niagara (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge upbound on 22 Sep 2025 07:28 EDT. 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 Sep 2025 11:28:20 GMT