Surveys
Underwater operations in progress until 280259Z aug by M/V siem pilot in 24-35.02S 042-15.37W
South Atlantic · HYDROLANT 1619/26
- issued
- 2026-08-19 23:10Z
- status
- cancelled 2026-08-20 14:45Z (dropped from inforce)
- self-cancels
- 2026-08-28 03:59Z
- sea
- South Atlantic Ocean
- position
- -24.584, -42.256
- source
- nga_inforce · first seen 2026-08-21 14:32Z
Original warning text
SOUTH ATLANTIC. 1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 280259Z AUG BY M/V SIEM PILOT IN 24-35.02S 042-15.37W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 280359Z AUG 26.
This area · survey operations
632 within 180 nm since 2000 · 7 in the last 12 months · 5 in force now
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- Survey operations in progress until 24 aug by M/V sea 1 dorado in area bound by 24-53.20S 042-47.12W,…2026-08-19
- Survey operations 10 aug 26 thru 08 mar 27 by tug mce navegacao I in area bound by 22-48.38S 041-08.21W,…2026-08-09
- Underwater operations in progress until 170259Z aug in 22-22.48S 040-25.05W2026-08-06
- Underwater operations in progress until 140001Z nov by M/V fugro vaquita in area bound by 22-03.00S…2026-06-17
- Underwater operations in progress until 312300Z aug by M/V fugro vaquita in area bound by 21-35.43S…2026-05-21
- Underwater operations 1000Z to 2000Z daily until 02 nov 26 by M/V fugro vaquita in: a. 22-26.32S 040-25.47W2025-11-28
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
Worldwide now
84 survey operations in force · see all
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
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.