Cable ops

Seismic survey in progress until 28 may by M/V western atlas and M/V western patriot towing seven 3000 meter…

HYDROLANT 1865/00

issued: 2000-05-23 06:15Z
status: cancelled 2000-05-28 07:20Z (archive)
cancels: HYDROLANT 1788/00
authority: NAVAREA V 1188/00 230552Z MAY 00
sea: South Atlantic Ocean
position: -27.179, -46.301
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY IN PROGRESS UNTIL 28 MAY BY
   M/V WESTERN ATLAS AND M/V WESTERN PATRIOT TOWING
   SEVEN 3000 METER LONG CABLES IN AREA BOUND BY
   26-48S 046-37W, 27-19S 046-12W, 26-46S 046-34W,
   27-17S 046-09W. TWO MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 1788/00.
3. CANCEL THIS MSG 29 MAY.

This area · cable & pipeline work

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

Season · when cable & pipeline work happen here

month of issue, all years in the archive

Timeline

Seismic survey in progress until 23 may by M/V western atlas and M/V western patriot towing seven 3000 meter…cancels · 2000-05-18
Seismic survey in progress until 23 may by M/V western atlas and M/V western patriot towing seven 3000 meter…replaced · 2000-05-18
Seismic survey in progress until 02 jun by M/V western atlas and M/V western patriot towing seven 3000 meter…cancelled by · 2000-05-28

Nearby now · within 120 nm

Scientific bouy, yellow, fl y 20 sec established in 27-24.38S 047-15.92WSurveys · 53.2 nm
Ponta da galheta light 27-34.55S 048-24.99W unlit until 31 augNav aids · 115.3 nm
Survey operations 10 thru 17 aug by M/V ramform titan towing 12 9000 meter long cables in area bound by…Surveys · 119.5 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.