Cable ops
Seismic survey 180400Z jul to 260230Z aug by M/V western atlas towing six 6000 meter long cables in area…
HYDROLANT 1477/99
- issued
- 1999-07-16 05:10Z
- status
- cancelled 1999-08-12 05:50Z (archive)
- self-cancels
- 1999-08-26 03:30Z
- authority
- NAVAREA V 566/99 AOR-E EGC #409 160404Z JUL 99
- sea
- South Atlantic Ocean
- position
- -3.192, -38.567
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. SEISMIC SURVEY 180400Z JUL TO 260230Z AUG BY M/V WESTERN ATLAS TOWING SIX 6000 METER LONG CABLES IN AREA BOUND BY 03-10S 038-29W, 03-06S 038-35W, 03-17S 038-33W, 03-13S 038-39W. FOUR MILE BERTH REQUESTED. 2. CANCEL THIS MSG 260330Z AUG.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 1999-07-18 04:00Z | 1999-08-26 02:30Z | — | 934 h 30 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · cable & pipeline work
355 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
- Cable operations in progress until 130259Z feb 21 by cableship ile de brehat and cableship peter faber along…2020-12-30
- Cable operations 300300Z nov to 130259Z feb 21 by cableship ile de brehat along trackline joining 03-44.36S…2020-11-29
- Seismic survey in progress until 26 feb by M/V ramform atlas towing 14 9000 meter long cables in area bound…2016-01-15
- Seismic survey in progress until 10 feb 16 by M/V ramform atlas towing 14 9000 meter long cables in area…2015-10-10
- Seismic survey in progress until 10 feb 16 by M/V ramform atlas towing 14 1400 meter long cables in area…2015-09-16
- Seismic survey in progress until 10 feb 16 by M/V ramform atlas towing 14 9000 meter long cables in area…2015-09-10
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.