Exercises

Hazardous operations

North Pacific · Mariana Islands · HYDROPAC 1979/13

issued
2013-07-07 08:05Z
status
cancelled 2013-07-07 23:00Z (archive)
self-cancels
2013-07-07 23:00Z
cancels
HYDROPAC 1973/13
authority
COMCOGARD SECTOR GUAM 299/13 070637Z JUL 13 - AUSCOAST 177/13 CX 070734Z JUL 13.
sea
North Pacific Ocean
position
11.743, 144.013
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORTH PACIFIC.
MARIANA ISLANDS.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 072000Z TO 072200Z JUL
   IN AREA BOUND BY
   13-10N 144-43E, 13-10N 144-30E,
   12-45N 144-30E, 11-45N 143-00E,
   11-00N 143-00E, 11-00N 144-45E.
2. CANCEL HYDROPAC 1973/13(75), AID RESTORED.
3. CANCEL THIS MSG 072300Z JUL 13.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2013-07-07 20:00Z2013-07-07 22:00Z—2 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

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

02
05
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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.