Exercises

Hazardous operations

Eastern North Atlantic · Scotland-west Coast · HYDROLANT 560/11

issued: 2011-04-03 11:12Z
status: cancelled 2011-04-05 19:00Z (archive)
self-cancels: 2011-04-05 19:00Z
cancels: HYDROLANT 559/11
authority: NAVAREA I 77/11 030920Z APR 11 - WZ 371/11 030707Z APR 11.
sea: North Atlantic Ocean
position: 57.383, -8.300
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH ATLANTIC.
SCOTLAND-WEST COAST.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 1330Z TO 1800Z DAILY
   04 AND 05 APR WITHIN 20 MILES OF:
   A. 57-16N 008-05W.
   B. 57-30N 008-31W.
2. CANCEL HYDROLANT 559/11(37).
3. CANCEL THIS MSG 051900Z APR.

This area · military exercises

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

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Underwater operations in progress until further notice by M/V discovery within: a. one mile of 51-51.9N…cancels · 2011-04-02
Underwater operations in progress until further notice by M/V discovery within: a. one mile of 51-51.9N…replaced · 2011-04-02

Nearby now · within 120 nm

Mf dsc service off air at tiree 56-30.20N 006-57.80WNav aids · 68.6 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.