Surveys

Underwater operations are in progress by vessel VE Constructor in an area off Australia, bounded by 19-12S to 19-21S and 116-30E to 116-50E, requesting one mile berth.

Indian Ocean · HYDROPAC 2288/26

What this record establishes

Listed in force

The latest collected record lists this warning as active. This is the status of the notice, not a live observation of conditions at the location.

Source and dates
NGA MSI in-force warnings (DailyMem*.txt). Issued 2026-08-10 06:58Z. First collected 2026-08-17 13:41Z; last seen in collection 2026-09-30 22:32Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
Indian Ocean. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.

Current notices and reporting history in the Indian Ocean →

issued
2026-08-10 06:58Z
status
Listed in force
sea
Indian Ocean
position
-19.275, 116.667
nearest port
Barrow Island · 110 nm
source
NGA MSI in-force warnings (DailyMem*.txt) · first seen 2026-08-17 13:41Z

Original warning text

INDIAN OCEAN.
AUSTRALIA.
UNDERWATER OPERATIONS IN PROGRESS UNTIL
FURTHER NOTICE BY VESSEL VE CONSTRUCTOR
IN AREA BOUND BY
19-12.00S 116-30.00E, 19-21.00S 116-30.00E,
19-21.00S 116-50.00E, 19-12.00S 116-50.00E.
ONE MILE BERTH REQUESTED.

Reading this warning

Underwater operations
Divers or remotely operated vehicles are working below a vessel that cannot easily move out of the way.
Until further notice
The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
Area bound by
Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
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.
Wide berth requested
Keep well clear — or, when a distance is given ("TWO MILE BERTH REQUESTED"), at least that far away.

All warning terms →

Conditions at the position · now

loading…

MET Norway · NOAA WaveWatch III · HYCOM · GEBCO 2020 · model data at the centroid, not an observation

Collected reports in this area · survey operations

178 within 180 nm since 2000 · 19 in the last 12 months · 4 listed in force now

00
05
10
15
20
25
26

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

55 survey operations listed in force · see all

Record snapshot 2026-09-30 22:42Z; source collection times vary.

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.