Other

Nga chart 37140 (33RD ed)

England-southeast Coast · HYDROLANT 828/11

issued
2011-05-16 04:01Z
status
cancelled 2011-05-22 17:47Z (archive)
authority
WZ 505/11 151930Z MAY 11.
sea
North Sea
position
51.386, 1.682
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

ENGLAND-SOUTHEAST COAST.
NGA CHART 37140 (33RD ED).
UNEXPLODED ORDNANCE IN 51-23.17N 001-40.90E.

This area · other warnings

515 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now

97
00
05
10
15
20
23

Season · when other warnings 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

Nothing else in force within 120 nm.

Worldwide now

34 other warnings in force · see all

Other

Everything the classifier did not place elsewhere. All current other warnings

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.