Cable ops

Seismic survey in progress until further notice by M/V american explorer in area bound by 54-11N 001-50E,…

HYDROLANT 1923/99

issued
1999-09-09 09:50Z
status
cancelled 1999-10-20 10:05Z (archive)
cancels
HYDROLANT 917/99
authority
NAVAREA ONE 381/99 090906Z SEP 99
sea
North Sea
position
53.964, 1.916
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY IN PROGRESS UNTIL FURTHER NOTICE BY
   M/V AMERICAN EXPLORER IN AREA BOUND BY 54-11N 001-50E,
   53-57N 001-40E, 53-46N 001-57E, 53-56N 002-12E.
2. CANCEL HYDROLANT 917/99.

This area · cable & pipeline work

519 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

99
00
05
10
15
20
23

Season · when cable & pipeline work 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

40 cable & pipeline work in force · see all

Cable ops

Cable laying, pipeline and seismic operations. All current cable & pipeline work

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.