Towing

The ocean cleanup system operations in progress by M/V maersk trader and M/V maersk tender towing 800 meter…

The Coastal Waters of Southeast Alaska and British Columbia · NAVAREA XII 254/24

What this record establishes

Archived notice · 2024-04-17 10:43Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · THE OCEAN CLEANUP SYSTEM 0/24 151000Z APR 24.. Issued 2024-04-15 10:58Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
The Coastal Waters of Southeast Alaska and British Columbia. The parsed report position is 48.217, -123.800. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Related notices and cancellation links

Current notices and reporting history in the The Coastal Waters of Southeast Alaska and British Columbia →

issued
2024-04-15 10:58Z
status
Archived notice
authority
THE OCEAN CLEANUP SYSTEM 0/24 151000Z APR 24.
NAVAREA
NAVAREA XII
issued by
THE OCEAN CLEANUP SYSTEM
sea
The Coastal Waters of Southeast Alaska and British Columbia
position
48.217, -123.800
vessels
M/V MAERSK TENDER · 535 messagesM/V MAERSK TRADER · 535 messages
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
1. THE OCEAN CLEANUP SYSTEM OPERATIONS
   IN PROGRESS BY M/V MAERSK TRADER AND
   M/V MAERSK TENDER TOWING 800 METER
   BARRIER MARKED WITH WHITE LIGHTS AND
   RADAR REFLECTORS IN VICINITY
   48-13.00N 123-48.00W AT 150928Z APR.
   TWO MILE BERTH REQUESTED.
2. CANCEL NAVAREA XII 253/24.

Reading this warning

Tow / towing
A vessel towing another vessel, a barge or a structure — slow, hard to manoeuvre, and with a long line between.
Position (degrees and minutes)
How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
Date-time group (DTG)
A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
Wide berth requested
Keep well clear — or, when a distance is given ("TWO MILE BERTH REQUESTED"), at least that far away.
Cancellation reference
A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
NAVAREA
One of the 21 ocean areas of the World-Wide Navigational Warning Service, each with a coordinator that broadcasts long-range warnings.

All warning terms →

Collected reports in this area · tows

4 within 180 nm since 2022 · 0 in the last 12 months · 0 listed in force now

22
24

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Month of issue in the collected archive

J
F
M
A
M
J
J
A
S
O
N
D

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

Worldwide in the collected sources

0 tows listed in force · see all

Record snapshot 2026-10-01 08:15Z; source collection times vary.

Towing

Vessels under tow with long or unlit tow lines. All current tows →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.