Recorded crossings of the Port Huron / Blue Water Bridge chokepoint line, 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/locks/port-huron/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/port-huron/2025-12/freighterlog:passage:316036089:2025-12-31T22:50:55ZAlgoma Sault (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 31 Dec 2025 17:50 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, 31 Dec 2025 22:50:55 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366983440:2025-12-31T21:59:36ZJoyce L Vanenkevort (VanEnkevort Tug & Barge) crossed Port Huron / Blue Water Bridge upbound on 31 Dec 2025 16:59 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, 31 Dec 2025 21:59:36 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316013980:2025-12-31T19:13:54ZRadcliffe R Latimer (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 31 Dec 2025 14:13 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 31 Dec 2025 19:13:54 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316013966:2025-12-31T13:57:26ZOakglen (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 31 Dec 2025 08:57 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, 31 Dec 2025 13:57:26 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366938710:2025-12-31T12:55:01ZAmerican Mariner crossed Port Huron / Blue Water Bridge downbound on 31 Dec 2025 07:55 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, 31 Dec 2025 12:55:01 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316052496:2025-12-31T11:11:56ZNorthern Venture crossed Port Huron / Blue Water Bridge downbound on 31 Dec 2025 06:11 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, 31 Dec 2025 11:11:56 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316017110:2025-12-31T10:37:02ZNACC Alicudi crossed Port Huron / Blue Water Bridge downbound on 31 Dec 2025 05:37 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, 31 Dec 2025 10:37:02 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316011710:2025-12-31T10:13:29ZAlgoma Harvester (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 31 Dec 2025 05:13 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 31 Dec 2025 10:13:29 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316006868:2025-12-31T07:26:05ZKathy McKeil crossed Port Huron / Blue Water Bridge upbound on 31 Dec 2025 02:26 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, 31 Dec 2025 07:26:05 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366937490:2025-12-31T05:06:49ZG L Ostrander (Andrie LLC) crossed Port Huron / Blue Water Bridge upbound on 31 Dec 2025 00:06 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, 31 Dec 2025 05:06:49 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367340990:2025-12-31T01:42:46ZCalumet crossed Port Huron / Blue Water Bridge downbound on 30 Dec 2025 20:42 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, 31 Dec 2025 01:42:46 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366930730:2025-12-30T23:20:17ZAmerican Spirit (American Steamship Company) crossed Port Huron / Blue Water Bridge upbound on 30 Dec 2025 18:20 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, 30 Dec 2025 23:20:17 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367159020:2025-12-30T21:47:06ZAlbert crossed Port Huron / Blue Water Bridge upbound on 30 Dec 2025 16:47 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, 30 Dec 2025 21:47:06 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316043882:2025-12-30T15:44:26ZAlgoma Intrepid (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 30 Dec 2025 10:44 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, 30 Dec 2025 15:44:26 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316001633:2025-12-29T03:35:14ZCSL Assiniboine (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 28 Dec 2025 22:35 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, 29 Dec 2025 03:35:14 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366904910:2025-12-28T20:06:39ZKaye E Barker (The Interlake Steamship Company) crossed Port Huron / Blue Water Bridge downbound on 28 Dec 2025 15:06 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, 28 Dec 2025 20:06:39 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316006868:2025-12-28T13:55:41ZKathy McKeil crossed Port Huron / Blue Water Bridge downbound on 28 Dec 2025 08:55 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, 28 Dec 2025 13:55:41 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316040355:2025-12-28T13:32:39ZBlair McKeil crossed Port Huron / Blue Water Bridge downbound on 28 Dec 2025 08:32 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 28 Dec 2025 13:32:39 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:249152000:2025-12-28T10:28:39ZMax Cavalier crossed Port Huron / Blue Water Bridge downbound on 28 Dec 2025 05:28 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, 28 Dec 2025 10:28:39 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366906610:2025-12-28T09:42:16ZWalter J McCarthy Jr (American Steamship Company) crossed Port Huron / Blue Water Bridge downbound on 28 Dec 2025 04:42 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, 28 Dec 2025 09:42:16 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367409260:2025-12-28T08:03:36ZDorothy Ann (The Interlake Steamship Company) crossed Port Huron / Blue Water Bridge upbound on 28 Dec 2025 03:03 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, 28 Dec 2025 08:03:36 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316004950:2025-12-28T06:05:29ZSaginaw (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 28 Dec 2025 01:05 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, 28 Dec 2025 06:05:29 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316023339:2025-12-28T04:05:13ZThunder Bay (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 27 Dec 2025 23:05 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, 28 Dec 2025 04:05:13 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367121010:2025-12-28T02:52:35ZAmerican Century (American Steamship Company) crossed Port Huron / Blue Water Bridge downbound on 27 Dec 2025 21:52 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, 28 Dec 2025 02:52:35 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316018031:2025-12-28T02:05:44ZAlgoma Guardian (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 27 Dec 2025 21:05 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, 28 Dec 2025 02:05:44 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366904880:2025-12-28T01:02:01ZMesabi Miner (The Interlake Steamship Company) crossed Port Huron / Blue Water Bridge upbound on 27 Dec 2025 20:02 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 28 Dec 2025 01:02:01 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:368251670:2025-12-27T20:40:28ZMark W. Barker (The Interlake Steamship Company) crossed Port Huron / Blue Water Bridge downbound on 27 Dec 2025 15:40 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, 27 Dec 2025 20:40:28 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367082220:2025-12-27T19:45:28ZSTR Wilfred Sykes (Central Marine Logistics) crossed Port Huron / Blue Water Bridge upbound on 27 Dec 2025 14:45 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Dec 2025 19:45:28 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316034846:2025-12-27T19:34:27ZAlgoma Niagara (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 27 Dec 2025 14:34 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, 27 Dec 2025 19:34:27 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:338866000:2025-12-27T18:17:07ZDirk S. Vanenkevort (VanEnkevort Tug & Barge) crossed Port Huron / Blue Water Bridge upbound on 27 Dec 2025 13:17 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Dec 2025 18:17:07 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:244283000:2025-12-27T13:43:43ZIver Bright crossed Port Huron / Blue Water Bridge downbound on 27 Dec 2025 08:43 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, 27 Dec 2025 13:43:43 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367084930:2025-12-27T12:08:11ZSamuel de Champlain (Andrie LLC) crossed Port Huron / Blue Water Bridge upbound on 27 Dec 2025 07:08 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, 27 Dec 2025 12:08:11 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316004370:2025-12-27T03:05:55ZG3 Marquis (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 26 Dec 2025 22:05 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Dec 2025 03:05:55 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366983440:2025-12-27T01:15:57ZJoyce L Vanenkevort (VanEnkevort Tug & Barge) crossed Port Huron / Blue Water Bridge downbound on 26 Dec 2025 20:15 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, 27 Dec 2025 01:15:57 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316014060:2025-12-26T23:36:21ZAlgoma Strongfield (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 26 Dec 2025 18:36 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, 26 Dec 2025 23:36:21 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366937490:2025-12-26T04:19:35ZG L Ostrander (Andrie LLC) crossed Port Huron / Blue Water Bridge downbound on 25 Dec 2025 23:19 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 26 Dec 2025 04:19:35 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316034846:2025-12-26T02:58:54ZAlgoma Niagara (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 25 Dec 2025 21:58 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, 26 Dec 2025 02:58:54 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366904880:2025-12-26T00:31:28ZMesabi Miner (The Interlake Steamship Company) crossed Port Huron / Blue Water Bridge downbound on 25 Dec 2025 19:31 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, 26 Dec 2025 00:31:28 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316036089:2025-12-25T22:36:19ZAlgoma Sault (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 25 Dec 2025 17:36 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, 25 Dec 2025 22:36:19 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:338866000:2025-12-25T20:06:27ZDirk S. Vanenkevort (VanEnkevort Tug & Barge) crossed Port Huron / Blue Water Bridge downbound on 25 Dec 2025 15:06 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, 25 Dec 2025 20:06:27 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316011905:2025-12-25T19:41:28ZRobert S Pierson (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 25 Dec 2025 14:41 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 25 Dec 2025 19:41:28 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366930730:2025-12-25T19:37:13ZAmerican Spirit (American Steamship Company) crossed Port Huron / Blue Water Bridge downbound on 25 Dec 2025 14:37 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 25 Dec 2025 19:37:13 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316001834:2025-12-25T18:27:23ZFrontenac (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 25 Dec 2025 13:27 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, 25 Dec 2025 18:27:23 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366938710:2025-12-25T15:58:12ZAmerican Mariner crossed Port Huron / Blue Water Bridge upbound on 25 Dec 2025 10:58 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, 25 Dec 2025 15:58:12 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367341010:2025-12-25T15:31:36ZManitowoc crossed Port Huron / Blue Water Bridge downbound on 25 Dec 2025 10:31 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, 25 Dec 2025 15:31:36 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366904910:2025-12-25T13:12:30ZKaye E Barker (The Interlake Steamship Company) crossed Port Huron / Blue Water Bridge upbound on 25 Dec 2025 08:12 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 25 Dec 2025 13:12:30 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367159020:2025-12-25T13:04:03ZAlbert crossed Port Huron / Blue Water Bridge downbound on 25 Dec 2025 08:04 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, 25 Dec 2025 13:04:03 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367480260:2025-12-25T11:20:10ZVictory crossed Port Huron / Blue Water Bridge upbound on 25 Dec 2025 06:20 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 25 Dec 2025 11:20:10 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:366905890:2025-12-25T05:46:32ZJames R Barker (The Interlake Steamship Company) crossed Port Huron / Blue Water Bridge upbound on 25 Dec 2025 00:46 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, 25 Dec 2025 05:46:32 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316036228:2025-12-25T05:05:28ZAlgoma Buffalo (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 25 Dec 2025 00:05 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 25 Dec 2025 05:05:28 GMT