Other

Underwater ordnance detonations 220001Z to 220400Z may within 50 miles of 10-44N 111-43E

HYDROPAC 727/00

issued
2000-05-17 07:30Z
status
cancelled 2000-05-22 05:00Z (archive)
self-cancels
2000-05-22 05:00Z
cancels
HYDROPAC 712/00
authority
EODMU FIVE DET ONE 100420Z MAY 00; RCC AUSTRALIA 3773/00 170621Z MAY 00
sea
South China Sea
position
10.733, 111.717 · r 50.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER ORDNANCE DETONATIONS 220001Z TO 220400Z MAY
   WITHIN 50 MILES OF 10-44N 111-43E.
2. CANCEL HYDROPAC 712/00(74), SEARCH SUSPENDED.
3. CANCEL THIS MSG 220500Z MAY.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2000-05-22 00:01Z2000-05-22 04:00Z3 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 · other warnings

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

00
05
10
15
20
22

Season · when other warnings happen here

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

month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

34 other warnings in force · see all

Other

Everything the classifier did not place elsewhere. All current other warnings

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.