Surveys

Underwater operations in progress until 201700Z jan in area between 50-36.9N 50-36.3N and 002-23.6W 002-21.9W

England-south Coast · HYDROLANT 123/10

issued: 2010-01-20 10:30Z
status: cancelled 2010-01-20 18:00Z (archive)
self-cancels: 2010-01-20 18:00Z
authority: WZ 76/10 200735Z JAN 10.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

ENGLAND-SOUTH COAST.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL
   201700Z JAN IN AREA BETWEEN
   50-36.9N 50-36.3N AND 002-23.6W 002-21.9W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 201800Z JAN.

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

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Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →

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.