Exercises

Hazardous operations 2200Z to 1500Z commencing daily 14 thru 21 sep within ten miles of 16-01N 146-04E

HYDROPAC 1782/08

issued
2008-09-12 13:07Z
status
cancelled 2008-09-22 16:00Z (archive)
self-cancels
2008-09-22 16:00Z
cancels
HYDROPAC 1781/08
authority
CTF 69 111453Z SEP 08; MNZ 346/08 CX 120734Z SEP 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 2200Z TO 1500Z COMMENCING DAILY
   14 THRU 21 SEP WITHIN TEN MILES OF 16-01N 146-04E.
2. CANCEL HYDROPAC 1781/08(83), SIGNAL CEASED.
3. CANCEL THIS MSG 221600Z SEP.

Activity windows · 8 in this warning

opens (UTC)closes (UTC)locallength
2008-09-14 22:00Z2008-09-15 15:00Z17 h
2008-09-15 22:00Z2008-09-16 15:00Z17 h
2008-09-16 22:00Z2008-09-17 15:00Z17 h
2008-09-17 22:00Z2008-09-18 15:00Z17 h
2008-09-18 22:00Z2008-09-19 15:00Z17 h
2008-09-19 22:00Z2008-09-20 15:00Z17 h
2008-09-20 22:00Z2008-09-21 15:00Z17 h
2008-09-21 22:00Z2008-09-22 15:00Z17 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
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26

Season · when military exercises happen here

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M
J
J
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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.