Exercises

Hazardous operations 0300Z to 1400Z daily 17 thru 20 aug within ten miles of 16-01N 146-04E

HYDROPAC 1447/09

issued
2009-08-14 07:17Z
status
cancelled 2009-08-20 15:00Z (archive)
self-cancels
2009-08-20 15:00Z
authority
COMNAVMARIANAS 140504Z AUG 09.
sea
North Pacific Ocean
position
16.017, 146.067 · r 10.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 0300Z TO 1400Z DAILY
   17 THRU 20 AUG WITHIN TEN MILES OF 16-01N 146-04E.
2. CANCEL THIS MSG 201500Z AUG.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2009-08-17 03:00Z2009-08-17 14:00Z11 h
2009-08-18 03:00Z2009-08-18 14:00Z11 h
2009-08-19 03:00Z2009-08-19 14:00Z11 h
2009-08-20 03:00Z2009-08-20 14:00Z11 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 · military exercises

1446 within 180 nm since 2002 · 3 in the last 12 months · 1 in force now

02
05
10
15
20
25
26

Season · when military exercises 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

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.