Cable ops

Seismic survey in progress until 20 jun by M/V cgg harmattan towing six 6000 meter long cables in area bound…

HYDROLANT 1754/01

issued
2001-06-18 05:50Z
status
cancelled 2001-06-18 14:15Z (archive)
cancels
HYDROLANT 1712/01HYDROLANT 1748/01
authority
NAVAREA V 1044/01 180401Z JUN 01; NAVAREA VI 169/01 171400Z JUN 01; WZ 1300/01 172356Z JUN 01
sea
South Atlantic Ocean
position
-22.575, -40.440
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY IN PROGRESS UNTIL 20 JUN BY M/V CGG HARMATTAN
   TOWING SIX 6000 METER LONG CABLES IN AREA BOUND BY
   22-12S 040-45W, 22-35S 039-40W, 22-55S 040-30W,
   22-40S 041-00W. FOUR MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 1712/01(23).
3. CANCEL HYDROLANT 1748/01(37), OPERATIONS COMPLETED.
4. CANCEL THIS MSG 21 JUN.

This area · cable & pipeline work

1889 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

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21

Season · when cable & pipeline work happen here

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month of issue, all years in the archive

Timeline

Nearby now · 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.