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United States flag

JOHN DEMPSEY — Local Vessel · MMSI 367613790

USPushing Ahead - Towing
World map showing the last known position of JOHN DEMPSEY at 29° 47.366' N, 95° 4.568' W
NSEW
Current PositionLive

JOHN DEMPSEY is currently positioned in the Gulf of Mexico, at 29.7894° N, 95.0761° W. It is sailing from PORT ARTHUR to HOUSTON with an ETA of 7 Aug 2026, 06:16 UTC. AIS position received 8 Sep 2026, 14:09 UTC.

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Updated 2 minutes ago using terrestrial data
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Pushing Ahead - Towing
Current Navigational Status
0.0 kn
Speed
0.0°
/ 4°
Course / Heading
2.8 m
Static Draught
2.8 m
Current Draught

Voyage Tracker

ATD
18:50 UTCAug 6, 2026
United States flag
HOUSTONUSHOU
ETA
06:16 UTCAug 7, 2026
JOHN DEMPSEY

JOHN DEMPSEY

Identity

Local Vessel
Type
United States flagUS
Flag
N/A
IMO Number
367613790
MMSI
WDH4061
Call Sign

Specifications

211 m × 18 m
Length × Breadth
N/A
Year Built
N/A
Deadweight
N/A
Gross Tonnage
N/A
Engine Power
N/A
Builder
N/A
Class Society
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Dive into the fleet, port, and flag state that JOHN DEMPSEY is part of.

Flag State
All US-flagged vessels
Browse every ship currently registered under the US flag, with live AIS positions.
Vessel Type
Browse all Local Vessels
See the global fleet of local vessels tracked on MarineRadar with live AIS data.
Departure Port
Port of PORT ARTHUR
Port traffic, arrivals and live vessel positions for PORT ARTHUR (USPOA).
Destination Port
Port of HOUSTON
Arrivals, berth specifications, and live vessel traffic for HOUSTON (USHOU).

About JOHN DEMPSEY

Identity · Ownership · Class · Route

JOHN DEMPSEY — Local Vessel

JOHN DEMPSEY is a local vessel registered under the United States of America flag.

JOHN DEMPSEY route and voyage history

JOHN DEMPSEY is currently on a voyage from PORT ARTHUR to HOUSTON with an estimated arrival on 2026-08-07T06:16:00Z. The live route and current course of JOHN DEMPSEY are shown on the bridge map above, updated whenever the vessel is in range of a coastal AIS receiver or a satellite pass.

Vessel class and identifiers

Vessels in the same class as JOHN DEMPSEY can be seen in the Similar Vessels section above or in the full local vessel fleet at /vessel-type/cargo.

Frequently Asked Questions

Where is JOHN DEMPSEY right now?+
JOHN DEMPSEY is currently in the Gulf of Mexico. It is sailing from PORT ARTHUR to HOUSTON with an ETA of 7 Aug 2026, 06:16 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.
What are the identifiers for JOHN DEMPSEY?+
JOHN DEMPSEY broadcasts MMSI 367613790, with call sign WDH4061. The MMSI is the radio identifier used by AIS; the IMO number stays with the ship for life and does not change with re-flagging or sale.
What type of ship is JOHN DEMPSEY?+
JOHN DEMPSEY is classified as a local vessel vessel registered under the US flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full local vessel fleet at /vessel-type/cargo and full US flag list at /flag/us.
How can I see the live position of JOHN DEMPSEY?+
MarineRadar shows the latest AIS broadcast from JOHN DEMPSEY above, with current position, course, speed, and navigation status. Tap "View on map" to centre the live tracker on the vessel and watch its movement update in real time. The same data is available offline-friendly in the iOS and Android apps.
How often is JOHN DEMPSEY's position updated?+
AIS transponders broadcast position every 2 seconds when underway at high speed and up to every 3 minutes at anchor. The position you see refreshes whenever the ship is in range of a coastal AIS receiver or a satellite pass — typically seconds in coastal waters and minutes offshore.
What class is JOHN DEMPSEY?+
As a local vessel, JOHN DEMPSEY sits in the same design class as the other local vessels listed in the Similar Vessels section of the vessel page, or in the full local vessel directory at /vessel-type/cargo.

JOHN DEMPSEY — Key Facts

MMSI
367613790
Call sign
WDH4061
Vessel type
Local Vessel
Flag state
US
Navigation status
Pushing Ahead - Towing
Current speed
0.0 knots
Course over ground
0.0°
Heading
4°
Last known position
29.7894°, -95.0761°
Destination
HOUSTON
ETA
2026-08-07T06:16:00Z
Departure port
PORT ARTHUR
Actual time of departure
2026-08-06T18:50:00Z
Current draught
2.8 m
Maximum static draught
2.8 m
AIS last updated
2026-09-08T14:09:51Z