MV Roger Blough
motor ship · built 1972
In short
MV Roger Blough (motor ship) has no AIS position on record with Seadar.
- Vessel type
- motor ship
- Flag
- —
- Year built
- 1972
- Gross tonnage
- 22,041
- Size (length × beam)
- 277 m
- Registered owner
- —
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Last reported position
No AIS position on record for this vessel. Identity and particulars are below.
A year of history in the Terminal (Plus) · the full archive since June 1, 2026 (Pro)
Try the live demo, no sign-upIdentity & particulars
- Name
- MV Roger Blough
- IMO numberWhat is an IMO number?
- 7222138
- MMSIWhat is an MMSI?
- —
- Call signWhat is a call sign?
- —
- Flag
- —
- Vessel type
- motor ship
- Gross tonnageGross tonnage vs deadweight
- 22,041
- Length overall
- 277 m
- Beam
- —
- Year built
- 1972
A tag next to a value names the register that supplied it (hover or tap it for the record and date). Values without a tag come from the ship's own AIS broadcasts or from Wikidata. Position and identity are derived live from AIS.
Ownership & management
Each line shows where the fact comes from. Links backed by an identifier point to the company page.
- Builder
- Source: Wikidata · reported · confidence 0.8 · retrieved Sep 22, 2026
Timeline
Dated events for this ship from every source Seadar holds, newest first. Each line names its source; derived items say how they were derived.
| Date | Event | Source |
|---|---|---|
| Reported departure from ConneautAuthority-reported | USACE foreign traffic vessel entrances & clearances | |
| Reported arrival at DULUTH-SUPERIOR HARBOR, MN AND WIAuthority-reported | USACE foreign traffic vessel entrances & clearances | |
| Reported departure from ConneautAuthority-reported | USACE foreign traffic vessel entrances & clearances |
Owner, operator and manager changes found by comparing yearly EU MRV reports are dated to the reporting year ("during 2025"), not to a day. Port calls here are the most recent only; the full lists are further down.
Incidents & investigations Authority-reported
Accident and incident reports by national investigation boards, and casualty warnings, that concern this ship. Each links to the original.
- Occurred Feb 1, 2021ACC · Cargo, Dry BulkNTSB marine investigations (CAROL)Sturgeon Bay, WI, USA
Roger Blough, Sturgeon Bay, WI, USA (NTSB DCA21FM015)Report published Sep 1, 2022
The National Transportation Safety Board determines that the probable cause of the engine room fire aboard the bulk carrier Roger Blough was likely the repeated removal and reinstallation of the furnace’s burner that led to the failure of its mounting coupling, resulting in the operating burner dropping to the bottom of its enclosure and fracturing its fuel supply line, which allowed diesel fuel t
- Occurred May 27, 2016ACC · Cargo, Dry BulkNTSB marine investigations (CAROL)Gros Cap Reef, Sault Ste. Marie, MI, USA
Roger Blough, Gros Cap Reef, Sault Ste. Marie, MI, USA (NTSB DCA16FM040)Report published Jul 6, 2017
The National Transportation Safety Board determines that the probable cause of the grounding of the lake freighter Roger Blough was the second mate’s failure to use all navigational resources to determine the ship’s position as it approached shallow water near Gros Cap Reefs. Contributing to the accident was inadequate monitoring of the vessel by Vessel Traffic Service (VTS) St. Marys River.
Source: NTSB marine investigations (CAROL). Courtesy: National Transportation Safety Board. Licence: US Government work (17 U.S.C. §105), public domain.
Port calls
Two kinds of evidence, kept apart: calls Seadar detected from the ship's AIS positions, and arrivals and departures published by port authorities and customs records.
Reported by authorities Authority-reported
| Port | Record | Date (UTC) | Berth | Source |
|---|---|---|---|---|
| Conneaut USCDY | Departure | May 26, 2013(date only) | — | USACE foreign traffic vessel entrances & clearances |
| DULUTH-SUPERIOR HARBOR, MN AND WI | Arrival | May 14, 2013(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Conneaut USCDY | Departure | May 9, 2013(date only) | — | USACE foreign traffic vessel entrances & clearances |
| TWO HARBORS (AGATE BAY), MN | Arrival | May 6, 2013(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Conneaut USCDY | Departure | May 3, 2013(date only) | — | USACE foreign traffic vessel entrances & clearances |
| TWO HARBORS (AGATE BAY), MN | Arrival | Apr 30, 2013(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Conneaut USCDY | Departure | Apr 27, 2013(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Conneaut USCDY | Departure | Apr 22, 2012(date only) | — | USACE foreign traffic vessel entrances & clearances |
| TWO HARBORS (AGATE BAY), MN | Arrival | Apr 18, 2012(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Conneaut USCDY | Departure | Apr 16, 2012(date only) | — | USACE foreign traffic vessel entrances & clearances |
| DULUTH-SUPERIOR HARBOR, MN AND WI | Arrival | Aug 27, 2011(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Conneaut USCDY | Departure | Aug 23, 2011(date only) | — | USACE foreign traffic vessel entrances & clearances |
Records published by the authority named on each row. Earliest record for this ship: September 14, 2007.
Source: US Army Corps of Engineers, Waterborne Commerce Statistics Center (US CBP entrance/clearance records). Licence: US Government work — public domain.
About MV Roger Blough
MV Roger Blough is a lake freighter built in 1972 by American Ship Building Company in Lorain, Ohio. She serves as a lake freighter on the Great Lakes. The ship is owned by Great Lakes Fleet, Inc. and is named for the former chairman of U.S. Steel, Roger Blough.
Summary from Wikipedia, licensed CC BY-SA.
Frequently asked questions
- Where is MV Roger Blough now?
- Seadar has no displayable AIS position for MV Roger Blough in this profile. A coverage gap does not establish whether the ship is transmitting or where it is now.
- What kind of ship is MV Roger Blough?
- MV Roger Blough is a motor ship, built in 1972 by American Ship Building Company. The vessel is 277 m long and has a gross tonnage of 22,041.
- What sanctions and inspection records does Seadar hold for MV Roger Blough?
- Seadar has no matched sanctions record displayed for MV Roger Blough from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels and the New Zealand Russia Sanctions Register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for MV Roger Blough. Missing records do not establish whether the ship has been detained.
Use this data
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