Exercises

Hazardous operations 2300Z to 1030Z commencing daily 21 thru 23 jun within ten miles of 16-01N 146-04E

HYDROPAC 971/05

issued
2005-06-19 09:05Z
status
cancelled 2005-06-20 07:09Z (archive)
self-cancels
2005-06-24 11:30Z
authority
USCG GUAM BNM 155/05 190745Z JUN 05.
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 2300Z TO 1030Z COMMENCING DAILY
   21 THRU 23 JUN WITHIN TEN MILES OF 16-01N 146-04E.
2. CANCEL THIS MSG 241130Z JUN.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2005-06-21 23:00Z2005-06-22 10:30Z11 h 30
2005-06-22 23:00Z2005-06-23 10:30Z11 h 30
2005-06-23 23:00Z2005-06-24 10:30Z11 h 30

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

Timeline

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.