Exercises

Hazardous operations

Eastern North Atlantic · Scotland-west Coast · HYDROLANT 1666/15

issued
2015-07-08 08:25Z
status
cancelled 2015-07-10 19:00Z (archive)
self-cancels
2015-07-10 19:00Z
cancels
HYDROLANT 1659/15HYDROLANT 1652/15
authority
NAVAREA I 189/15 080025Z JUL 15 - MRCC ETEL 080509Z JUL 15.
sea
North Atlantic Ocean
position
57.475, -8.235 · r 25.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH ATLANTIC.
SCOTLAND-WEST COAST.
HAZARDOUS OPERATIONS.
DNC 19.
1. HAZARDOUS OPERATIONS 0800Z TO 1800Z DAILY
   08 THRU 10 JUL WITHIN 25 MILES OF
   57-28.5N 008-14.1W. VESSELS INTENDING TO
   ENTER AREA SHOULD CONTACT HEBRIDES RANGE CONTROL
   ON VHF CH 16 OR PHONE: 187 060 4449 FOR ADVICE.
2. CANCEL HYDROLANT 1659/15(36,37,51),
   VESSEL LOCATED SAFE.
3. CANCEL HYDROLANT 1652/15.
4. CANCEL THIS MSG 101900Z JUL 15.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2015-07-08 08:00Z2015-07-08 18:00Z10 h
2015-07-09 08:00Z2015-07-09 18:00Z10 h
2015-07-10 08:00Z2015-07-10 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

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

01
05
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15
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25
26

Season · when military exercises happen here

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M
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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.