Exercises

Hazardous operations 0001Z to 1000Z daily 15 thru 19 dec within ten miles of 16-01N 146-04E

HYDROPAC 2474/08

issued
2008-12-13 10:20Z
status
cancelled 2008-12-19 11:00Z (archive)
self-cancels
2008-12-19 11:00Z
authority
COMNAVMARIANAS 120325Z DEC 08.
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 0001Z TO 1000Z DAILY 15 THRU 19 DEC
   WITHIN TEN MILES OF 16-01N 146-04E.
2. CANCEL THIS MSG 191100Z DEC.

Activity windows · 5 in this warning

opens (UTC)closes (UTC)locallength
2008-12-15 00:01Z2008-12-15 10:00Z9 h 59
2008-12-16 00:01Z2008-12-16 10:00Z9 h 59
2008-12-17 00:01Z2008-12-17 10:00Z9 h 59
2008-12-18 00:01Z2008-12-18 10:00Z9 h 59
2008-12-19 00:01Z2008-12-19 10:00Z9 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

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.