Exercises

Gunnery exercises 012300Z to 020100Z dec in area bound by 17-13.00S 149-48.00W, 16-37.00S 150-08.00W,…

South Pacific Ocean · HYDROPAC 3785/23

What this record establishes

Archived notice · 2023-12-02 02:00Z

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) · AVURNAV PAPEETE 84/23 291523Z NOV 23.. Issued 2023-11-29 15:29Z. 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
South Pacific 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.

Related notices and cancellation links

Current notices and reporting history in the South Pacific Ocean →

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2023-12-01 23:00Z2023-12-02 01:00Z—2 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

issued
2023-11-29 15:29Z
status
Archived notice
self-cancels
2023-12-02 02:00Z
authority
AVURNAV PAPEETE 84/23 291523Z NOV 23.
issued by
AVURNAV PAPEETE
sea
South Pacific Ocean
position
-16.827, -149.796
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

SOUTH PACIFIC.
MOOREA.
DNC 06.
1. GUNNERY EXERCISES 012300Z TO 020100Z DEC
   IN AREA BOUND BY
   17-13.00S 149-48.00W, 16-37.00S 150-08.00W,
   16-30.00S 149-36.00W, 17-10.00S 149-36.00W.
2. CANCEL HYDROPAC 3777/23(75).
3. CANCEL THIS MSG 020200Z DEC 23.

Reading this warning

DNC (Digital Nautical Chart)
A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
Gunnery and live firing
Naval or coastal guns firing into a sea area for practice, at stated times.
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.
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.
Cancellation reference
A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
HYDROPAC
The U.S. long-range warning series for the Pacific outside NAVAREA XII and for the Indian Ocean, Persian Gulf and adjoining seas.
CANCEL THIS MSG
The warning's own expiry: a line telling the reader when the message cancels itself.

All warning terms →

Collected reports in this area · military exercises

280 within 180 nm since 2000 · 0 in the last 12 months · 0 listed in force now

00
05
10
15
20
25

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

31 military exercises listed in force · see all

Record snapshot 2026-09-29 16:57Z; source collection times vary.

Exercises

Gunnery, firing and naval exercise areas. All current military exercises →

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.