Cable ops
Seismic survey 200300Z to 220300Z and 230300Z to 260300Z feb by M/V cgg harmattan towing six 6000 meter long…
HYDROLANT 353/05
- issued
- 2005-02-21 05:12Z
- status
- cancelled 2005-02-22 06:29Z (archive)
- self-cancels
- 2005-02-26 04:00Z
- cancels
- HYDROLANT 349/05
- authority
- NAVAREA V 172/05 210402Z FEB 05.
- sea
- South Atlantic Ocean
- position
- -4.251, -36.154
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. SEISMIC SURVEY 200300Z TO 220300Z AND 230300Z TO 260300Z FEB BY M/V CGG HARMATTAN TOWING SIX 6000 METER LONG CABLES IN AREA BOUND BY 03-41S 037-20W, 03-41S 035-08W, 04-54S 035-08W, 04-54S 036-30W, 04-20S 037-20W. FOUR MILE BERTH REQUESTED. 2. CANCEL HYDROLANT 349/05. 3. CANCEL THIS MSG 260400Z FEB.
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2005-02-20 03:00Z | 2005-02-22 03:00Z | — | 48 h |
| 2005-02-23 03:00Z | 2005-02-26 03:00Z | — | 72 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 · cable & pipeline work
315 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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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
- Underwater operations 1000Z to 2000Z daily 10 may thru 20 sep by cableship recorder and M/V saga badejo in…2018-08-10
- Underwater operations 1000Z to 2000Z daily 10 may thru 09 aug by cableship recorder and M/V saga badejo in…2018-05-10
- Underwater operations 1000Z to 2000Z daily 20 feb thru 06 may by cableship rene descartes along trackline…2018-04-20
- Underwater operations in progress 1000Z to 2000Z daily until 29 may by cableship rene descartes along…2018-03-24
Season · when cable & pipeline work happen here
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month of issue, all years in the archive
Timeline
- Seismic survey in progress until 230300Z feb by M/V cgg harmattan towing six 6000 meter long cables in area…cancels · 2005-02-20
- Seismic survey in progress until 230300Z feb by M/V cgg harmattan towing six 6000 meter long cables in area…replaced · 2005-02-20
- Seismic survey in progress until 270300Z feb by M/V cgg harmattan towing six 6000 meter long cables in area…cancelled by · 2005-02-22
Nearby now · within 120 nm
- Odas buoy bravo rn-l temporarily established until 20 oct in 04-53.00S 035-46.01WNav aids · 44.5 nm
- Odas buoy established in 05-09.46S 035-09.81WNav aids · 80.5 nm
Worldwide now
41 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.