NORTHSTAR RESPONDER
- Vessel Type: Towing/Tug
- MMSI: 366593000
- IMO: 9043861
- Call sign: WDN5677
NORTHSTAR RESPONDER (IMO: 9043861) is a Towing/Tug vessel sailing under the United States of America flag. It has an overall length of 210 feets and a beam of 46 feets.
NORTHSTAR RESPONDER position reported at 04/13/2026 16:54:57 UTC:
Latitude: -66.615718, Longitude -66.615718 longitude
Visited ports: Ponce, Palm Beach, Rybovich, Boatworld, Leesburg
NORTHSTAR RESPONDER
Vessel Identification
| Field | Data |
|---|---|
| Vessel Name | Northstar Responder |
| MMSI | 366593000 |
| IMO Number | 9043861 |
| Call Sign | WDN5677 |
| Flag State | United States |
| Vessel Type | Offshore Supply Vessel (OSV) / Emergency Response and Rescue Vessel (ERRV) |
| Official Number | 1021929 |
Vessel Specifications
| Field | Data |
|---|---|
| Year Built | 1994 |
| Gross Tonnage (GT) | 2,415 |
| Net Tonnage | 724 |
| Deadweight Tonnage (DWT) | Approx. 1,800 MT |
| Length Overall (LOA) | 73.15 m (240 ft) |
| Beam | 15.24 m (50 ft) |
| Draft | Approx. 5.0 m |
Propulsion
| Field | Data |
|---|---|
| Propulsion Type | Diesel-Electric / Conventional Diesel |
| Drive Type | Twin Screw |
| Bow Thruster | Yes |
Shipyard
| Field | Data |
|---|---|
| Builder | Halter Marine |
| Build Country | United States |
| Year Delivered | 1994 |
Owner / Operator
| Field | Data |
|---|---|
| Registered Owner | Northstar GOM LLC |
| Operator | Northstar GOM LLC |
| Country of Ownership | United States |
Navigation / Communications Equipment
| Field | Data |
|---|---|
| AIS Class | Class A |
| AIS Transponder | Fitted |
| GMDSS | Equipped |
| EPIRB | Fitted |
Operating Region
- Primary Region: Gulf of Mexico (GOM)
- Operational Zone: U.S. Outer Continental Shelf (OCS)
- Regulatory Oversight: United States Coast Guard (USCG)
- Port of Registry: United States
Vessel Description
The Northstar Responder is a U.S.-flagged offshore support and emergency response vessel built in 1994 by Halter Marine, a prominent American shipbuilder historically known for constructing vessels serving the Gulf of Mexico energy sector.
Operated by Northstar GOM LLC, the vessel is configured and equipped to support offshore oil and gas operations in the Gulf of Mexico, providing emergency response, standby, and supply functions to offshore platforms and drilling units on the U.S. Outer Continental Shelf.
With a length of approximately 73 meters and significant gross tonnage of 2,415 GT, the vessel is well-suited for extended offshore operations, combining supply capability with emergency response roles including man-overboard recovery, firefighting support, and oil spill response readiness — functions typical of vessels operating under USCG certification in the GOM.
Data Disclaimer: Information presented is based on publicly available maritime registry and AIS databases. Users are advised to verify current operational status, ownership, and technical specifications through official sources such as the USCG Marine Information for Safety and Law Enforcement (MISLE) database, Lloyd's Register, or IHS Markit Sea-web for mission-critical applications.
| Port | Type | Date |
|---|---|---|
| PONCE | Port | 4/13/2026 |
| PALM BEACH | Port | 2/3/2026 |
| RYBOVICH | Marina | 2/3/2026 |
| BOATWORLD | Marina | 1/25/2026 |
| LEESBURG | Marina | 1/25/2026 |
| LEESBURG | Marina | 1/24/2026 |
| BOATWORLD | Marina | 1/23/2026 |
| LEESBURG | Marina | 1/23/2026 |
| BOATWORLD | Marina | 1/22/2026 |
| LEESBURG | Marina | 1/21/2026 |
| BOATWORLD | Marina | 1/20/2026 |
| LEESBURG | Marina | 1/19/2026 |
| BOATWORLD | Marina | 1/17/2026 |
| LEESBURG | Marina | 1/16/2026 |
| BOATWORLD | Marina | 1/15/2026 |
| LEESBURG | Marina | 1/14/2026 |
| BOATWORLD | Marina | 1/13/2026 |
| LEESBURG | Marina | 1/12/2026 |
| BOATWORLD | Marina | 1/12/2026 |
| LEESBURG | Marina | 1/11/2026 |
| BOATWORLD | Marina | 1/10/2026 |
| LEESBURG | Marina | 1/10/2026 |
| BOATWORLD | Marina | 1/9/2026 |
| LEESBURG | Marina | 1/8/2026 |
| BOATWORLD | Marina | 1/7/2026 |
| LEESBURG | Marina | 1/6/2026 |
| BOATWORLD | Marina | 1/5/2026 |
| LEESBURG | Marina | 1/4/2026 |
| BOATWORLD | Marina | 1/3/2026 |
| LEESBURG | Marina | 1/2/2026 |
| BOATWORLD | Marina | 1/1/2026 |
| LEESBURG | Marina | 12/31/2025 |
| BOATWORLD | Marina | 12/28/2025 |
| LEESBURG | Marina | 12/27/2025 |
| BOATWORLD | Marina | 12/26/2025 |
| LEESBURG | Marina | 12/25/2025 |
| BOATWORLD | Marina | 12/24/2025 |
| LEESBURG | Marina | 12/23/2025 |
| BOATWORLD | Marina | 12/22/2025 |
| LEESBURG | Marina | 12/21/2025 |
| BOATWORLD | Marina | 12/20/2025 |
| LEESBURG | Marina | 12/20/2025 |
| BOATWORLD | Marina | 12/19/2025 |
| LEESBURG | Marina | 12/19/2025 |
| BOATWORLD | Marina | 12/18/2025 |
| LEESBURG | Marina | 12/18/2025 |
| BOATWORLD | Marina | 12/17/2025 |
| LEESBURG | Marina | 12/16/2025 |
| BOATWORLD | Marina | 12/16/2025 |
| LEESBURG | Marina | 12/15/2025 |
| BOATWORLD | Marina | 12/14/2025 |
| LEESBURG | Marina | 12/13/2025 |
| BOATWORLD | Marina | 12/12/2025 |
| LEESBURG | Marina | 12/12/2025 |
| BOATWORLD | Marina | 12/11/2025 |
| LEESBURG | Marina | 12/10/2025 |
| BOATWORLD | Marina | 12/10/2025 |
| LEESBURG | Marina | 12/9/2025 |
| BOATWORLD | Marina | 12/8/2025 |
| LEESBURG | Marina | 12/8/2025 |
| BOATWORLD | Marina | 12/7/2025 |
| BOATWORLD | Marina | 12/6/2025 |
| LEESBURG | Marina | 12/6/2025 |
| LEESBURG | Marina | 12/5/2025 |
| BOATWORLD | Marina | 12/5/2025 |
| LEESBURG | Marina | 12/4/2025 |
| BOATWORLD | Marina | 12/3/2025 |
| LEESBURG | Marina | 12/3/2025 |
| BOATWORLD | Marina | 12/2/2025 |
| LEESBURG | Marina | 12/1/2025 |
| BOATWORLD | Marina | 11/30/2025 |
| LEESBURG | Marina | 11/29/2025 |
| BOATWORLD | Marina | 11/28/2025 |
| LEESBURG | Marina | 11/28/2025 |
| BOATWORLD | Marina | 11/27/2025 |
| LEESBURG | Marina | 11/27/2025 |
| BOATWORLD | Marina | 11/26/2025 |
| LEESBURG | Marina | 11/25/2025 |
| BOATWORLD | Marina | 11/24/2025 |
| LEESBURG | Marina | 11/23/2025 |
| BOATWORLD | Marina | 11/22/2025 |
| LEESBURG | Marina | 11/21/2025 |
| BOATWORLD | Marina | 11/21/2025 |
| LEESBURG | Marina | 11/20/2025 |
| BOATWORLD | Marina | 11/19/2025 |
| LEESBURG | Marina | 11/18/2025 |
| BOATWORLD | Marina | 11/18/2025 |
| LEESBURG | Marina | 11/17/2025 |
| BOATWORLD | Marina | 11/16/2025 |
| LEESBURG | Marina | 11/15/2025 |
| BOATWORLD | Marina | 11/14/2025 |
| LEESBURG | Marina | 11/13/2025 |
| BOATWORLD | Marina | 11/12/2025 |
| LEESBURG | Marina | 11/12/2025 |
| BOATWORLD | Marina | 11/11/2025 |
| LEESBURG | Marina | 11/10/2025 |
| BOATWORLD | Marina | 11/9/2025 |
| BOATWORLD | Marina | 11/8/2025 |
| LEESBURG | Marina | 11/8/2025 |
| LEESBURG | Marina | 11/7/2025 |