Exercises

Hazardous operations 260200Z to 261600Z, and 270001Z to 271700Z sep, alternate 270200Z to 271600Z and…

South China Sea · Vietnam · HYDROPAC 3138/19

issued
2019-09-24 16:36Z
status
cancelled 2019-09-28 18:00Z (archive)
self-cancels
2019-09-28 18:00Z
authority
HAIPHONG RADIO 241255Z SEP 19.
sea
South China Sea
position
10.075, 108.908
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTH CHINA SEA.
VIETNAM.
DNC 11.
1. HAZARDOUS OPERATIONS 260200Z TO 261600Z, AND
   270001Z TO 271700Z SEP, ALTERNATE
   270200Z TO 271600Z AND 280001Z TO 281700Z SEP.
   IN AREA BOUND BY
   10-11N 108-44E, 10-11N 109-05E,
   09-58N 109-05E, 09-58N 108-44E.
2. CANCEL THIS MSG 281800Z SEP 19.

Activity windows · 4 in the telegram

opens (UTC)closes (UTC)local (UTC)length
2019-09-26 02:00Z2019-09-26 16:00ZSep 26, 02:00Sep 26, 16:0014 h
2019-09-27 00:01Z2019-09-27 17:00ZSep 27, 00:01Sep 27, 17:0016 h 59
2019-09-27 02:00Z2019-09-27 16:00ZSep 27, 02:00Sep 27, 16:0014 h
2019-09-28 00:01Z2019-09-28 17:00ZSep 28, 00:01Sep 28, 17:0016 h 59

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

This area · military exercises

51 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now

03
05
10
15
19

Season · when military exercises happen here

J
F
M
A
M
J
J
A
S
O
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D

month of issue, all years in the archive

Nearby now · within 120 nm

Worldwide now

35 military exercises in force · see all

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.