Surveys
Underwater operations in progress until further notice in area bound by 08-30.82N 108-34.47E, 08-36.49N…
South China Sea · HYDROPAC 1484/16
- issued
- 2016-05-20 17:10Z
- status
- cancelled 2017-01-28 18:11Z (archive)
- authority
- HAIPHONG RADIO 201249Z MAY 16.
- position
- 8.508, 108.697
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
SOUTH CHINA SEA. DNC 11. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE IN AREA BOUND BY 08-30.82N 108-34.47E, 08-36.49N 108-48.00E, 08-32.55N 108-49.52E, 08-29.87N 108-43.95E, 08-27.78N 108-45.07E, 08-24.10N 108-38.53E.
This area · survey operations
21 within 180 nm since 2013 · 0 in the last 12 months · 0 in force now
13
15
20
22
- Salvage operations in progress until further notice in vicinity 06-42.00N 109-55.00E2022-09-29
- Survey operations in progress until 10 oct by M/V polarcus alima towing six four mile long cables in area…2020-09-09
- 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 02 thru 09 sep by M/V ptsc researcher in 08-33.98N 108-43.33E2018-08-31
- Salvage operations in progress until further notice in 11-07.40N 108-53.78E2018-05-15
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
Nearby now · within 120 nm
- Oil rig reported to exists in 07-47.5N 108-12.0EWrecks · 52.2 nm
- Oil rig reported to exists in 07-42.1N 107-55.8EWrecks · 66.5 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.