Other

Underwater ordnance detonations 210100Z to 210800Z sep vicinity 13-27.6N 144-38.5E

HYDROPAC 1703/09

issued
2009-09-20 12:38Z
status
cancelled 2009-09-21 09:00Z (archive)
self-cancels
2009-09-21 09:00Z
authority
COMCOGARD SECTOR GUAM 186/09 200744Z SEP 09.
sea
Philippine Sea
position
13.460, 144.642
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER ORDNANCE DETONATIONS
   210100Z TO 210800Z SEP
   VICINITY 13-27.6N 144-38.5E.
2. CANCEL THIS MSG 210900Z SEP.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2009-09-21 01:00Z2009-09-21 08:00Z7 h

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

126 within 180 nm since 1999 · 1 in the last 12 months · 1 in force now

99
00
05
10
15
20
25
26

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

Nearby now · 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.