Exercises

Hazardous operations 0330Z to 0730Z commencing daily 01 thru 04 may in area bound by 25-52N 179-00W, 26-35N…

NAVAREA XII 151/04

issued
2004-04-30 08:40Z
status
cancelled 2004-05-03 14:43Z (archive)
self-cancels
2004-05-05 08:00Z
cancels
NAVAREA XII 146/04
authority
PACMISRAN FAC HAWAREA 010138Z MAY 04
sea
North Pacific Ocean
position
27.153, -178.734
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 0330Z TO 0730Z COMMENCING DAILY
   01 THRU 04 MAY IN AREA BOUND BY
   25-52N 179-00W, 26-35N 180-00W,
   28-25N 178-15W, 28-00N 177-30W.
2. CANCEL NAVAREA XII 146/04
3. CANCEL THIS MSG 050800Z MAY.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2004-05-01 03:30Z2004-05-01 07:30Z—4 h
2004-05-02 03:30Z2004-05-02 07:30Z—4 h
2004-05-03 03:30Z2004-05-03 07:30Z—4 h
2004-05-04 03:30Z2004-05-04 07:30Z—4 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

4 within 180 nm since 2004 · 0 in the last 12 months · 0 in force now

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

Nothing else in force 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.