Cable ops
Underwater cable operations 201600Z to 231600Z dec by M/V osa vigilant towing submersible along trackline…
HYDROLANT 4170/00
- issued
- 2000-12-20 06:10Z
- status
- cancelled 2000-12-21 06:35Z (archive)
- self-cancels
- 2000-12-23 17:00Z
- cancels
- HYDROLANT 4087/00
- authority
- NAVAREA V 2655/00 200404Z DEC 00
- sea
- South Atlantic Ocean
- position
- -24.180, -46.378
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER CABLE OPERATIONS 201600Z TO 231600Z DEC BY M/V OSA VIGILANT TOWING SUBMERSIBLE ALONG TRACKLINE BETWEEN 24-17.0S 046-16.8W AND 24-04.6S 046-28.6W. TWO MILE BERTH REQUESTED. 2. CANCEL HYDROLANT 4087/00. 3. CANCEL THIS MSG 231700Z DEC.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2000-12-20 16:00Z | 2000-12-23 16:00Z | — | 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
925 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
23
- Cable operations in progress until 30 mar 24 by cableship durable in: a. 24-05.68S 046-30.76W2023-12-27
- Cable operations in progress thru 03 jan 24 by M/V puerto real in area bound by 24-31.30S 042-12.30W,…2023-06-23
- Underwater operations in progress until 142359Z aug by cableship ile de brehat in: a. 24-03.0S 046-31.4W2017-07-14
- Underwater operations in progress until 132300Z jul by cableship ile de brehat in: a. 24-03.8S 046-29.2W2017-06-15
- Seismic survey 21 thru 28 jan by M/V polarcus adira towing 9000 meter long cable in area bound by 25-06S…2017-01-19
- Seismic survey 14 thru 21 jan by M/V polarcus adira towing 9000 meter long cable in area bound by 25-03S…2017-01-10
Season · when cable & pipeline work happen here
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F
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A
M
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month of issue, all years in the archive
Timeline
- Underwater cable operations in progress until 20 dec by M/V osa vigilant towing submersible along trackline…cancels · 2000-12-11
- Underwater cable operations in progress until 20 dec by M/V osa vigilant towing submersible along trackline…replaced · 2000-12-11
- Underwater cable operations in progress until 22 dec by M/V osa vigilant towing submersible along trackline…cancelled by · 2000-12-21
Nearby now · within 120 nm
- Laje da conceicao light 24-14.18S 046-41.46W unlit until 24 sepNav aids · 17.5 nm
- Odas buoy established in 24-06.36S 045-38.78WNav aids · 40.4 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.