Surveys
Survey operations in progress until 10 oct by M/V polarcus alima towing six four mile long cables in area…
South China Sea · HYDROPAC 2624/20
- issued
- 2020-09-09 01:38Z
- status
- cancelled 2020-10-11 00:01Z (archive)
- authority
- NAVAREA XI 336/20 090132Z SEP 20.
- position
- 10.211, 108.354
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
SOUTH CHINA SEA. DNC 11. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 10 OCT BY M/V POLARCUS ALIMA TOWING SIX FOUR MILE LONG CABLES IN AREA BOUND BY 09-58.8N 108-11.7E, 10-06.9N 108-05.0E, 10-26.6N 108-31.0E, 10-18.5N 108-37.4E. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 11 OCT 20.
This area · survey operations
25 within 180 nm since 2013 · 0 in the last 12 months · 0 in force now
13
15
20
- Survey operations in progress in area bound by: a. 12-30.67N 109-23.32E, 12-30.31N 109-17.44E, 12-29.59N…2019-09-12
- Survey operations in progress in area bound by 10-29.64N 107-49.46E, 10-29.64N 107-49.74E, 10-29.37N…2019-09-03
- Survey operations 20 thru 27 jun by M/V ptsc surveyor in 08-21.1N 108-42.5E2019-06-19
- Survey operations in progress until 06 jun by M/V elsa regent towing 10000 meter long cable in area bound by…2019-04-12
- Survey operations in progress until 25 jun in area bound by 11-50.00N 109-16.00E, 11-50.00N 109-25.53E,…2019-04-11
- Survey operations in progress until 02 jun by M/V elsa regent towing 10000 meter long cable in area bound by…2019-04-11
Season · when survey operations happen here
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F
M
A
M
J
J
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S
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month of issue, all years in the archive
Nearby now · within 120 nm
- Dangerous wreck in 10-22.31N 107-46.96EWrecks · 35.1 nm
- Sunken wreck exists in 10-22.31N 107-46.96EWrecks · 35.1 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.