Exercises

Hazardous operations

Eastern North Atlantic · Scotland-west Coast · HYDROLANT 1005/12

issued
2012-05-12 07:21Z
status
cancelled 2012-05-14 09:23Z (archive)
self-cancels
2012-05-18 19:00Z
cancels
HYDROLANT 947/12
authority
WZ 638/12 120550Z MAY 12 - NAVAREA VII 123/12 110918Z MAY 12.
sea
North Atlantic Ocean
position
57.425, -8.108 · r 15.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH ATLANTIC.
SCOTLAND-WEST COAST.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 0800Z TO 1800Z DAILY
   12 THRU 18 MAY WITHIN 15 MILES OF 57-25.5N 008-06.5W.
   VESSELS INTENDING TO ENTER AREA SHOULD CONTACT
   HEBRIDES RANGE CONTROL ON VHF CH 16 FOR ADVICE.
2. CANCEL HYDROLANT 947/12(57).
3. CANCEL THIS MSG 181900Z MAY.

Activity windows · 7 in this warning

opens (UTC)closes (UTC)locallength
2012-05-12 08:00Z2012-05-12 18:00Z10 h
2012-05-13 08:00Z2012-05-13 18:00Z10 h
2012-05-14 08:00Z2012-05-14 18:00Z10 h
2012-05-15 08:00Z2012-05-15 18:00Z10 h
2012-05-16 08:00Z2012-05-16 18:00Z10 h
2012-05-17 08:00Z2012-05-17 18:00Z10 h
2012-05-18 08:00Z2012-05-18 18:00Z10 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

338 within 180 nm since 2001 · 2 in the last 12 months · 0 in force now

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26

Season · when military exercises happen here

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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.