Surveys
Underwater operations in progress until 18 aug in area bound by 26-14.32S 048-38.34W, 26-14.28S 048-38.30W,…
Western South Atlantic · Brazil · HYDROLANT 1438/22
- issued
- 2022-06-02 22:03Z
- status
- cancelled 2022-06-03 13:35Z (archive)
- self-cancels
- 2022-08-19 00:01Z
- authority
- NAVAREA V COASTAL 375/22 022145Z JUN 22.
- position
- -26.238, -48.639
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL. DNC 01. 1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 18 AUG IN AREA BOUND BY 26-14.32S 048-38.34W, 26-14.28S 048-38.30W, 26-14.20S 048-38.39W, 26-14.23S 048-38.43W. 2. CANCEL THIS MSG 190001Z AUG 22.
This area · survey operations
155 within 180 nm since 1999 · 1 in the last 12 months · 1 in force now
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- Scientific bouy, yellow, fl y 20 sec established in 27-24.38S 047-15.92W2026-02-27
- Survey operations in progress until 30 apr by M/V ramform victory towing ten 8800 meter long cables in area…2024-04-03
- Survey operations in progress until 31 mar by M/V ramform victory towing ten 8800 meter long cables in area…2024-03-07
- Survey operations in progress until 01 mar by M/V ramform victory towing ten 8800 meter long cables in area…2024-02-16
- Survey operations in progress until 15 feb by M/V ramform victory towing ten 8800 meter cables in area bound…2024-02-06
- Underwater operations 1100Z to 2000Z daily 19 thru 27 jan in 24-10.51S 046-30.84W2024-01-19
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- HYDROLANT warnings in force as of 061328Z juncancelled by · 2022-06-03
Nearby now · within 120 nm
- Ponta da galheta light 27-34.55S 048-24.99W unlit until 31 augNav aids · 81.2 nm
- Scientific bouy, yellow, fl y 20 sec established in 27-24.38S 047-15.92WSurveys · 101.7 nm
Worldwide now
73 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.