Surveys
Survey operations in progress in area bound by 10-29.64N 107-49.46E, 10-29.64N 107-49.74E, 10-29.37N…
South China Sea · Vietnam · HYDROPAC 2893/19
- issued
- 2019-09-03 14:35Z
- status
- cancelled 2020-07-24 11:18Z (archive)
- authority
- HAIPHONG RADIO 031237Z SEP 19.
- position
- 10.492, 107.827
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
SOUTH CHINA SEA. VIETNAM. DNC 11. SURVEY OPERATIONS IN PROGRESS IN AREA BOUND BY 10-29.64N 107-49.46E, 10-29.64N 107-49.74E, 10-29.37N 107-49.74E, 10-29.36N 107-49.46E. WIDE BERTH REQUESTED.
This area · survey operations
23 within 180 nm since 2014 · 0 in the last 12 months · 0 in force now
14
15
20
- 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: a. 12-30.67N 109-23.32E, 12-30.31N 109-17.44E, 12-29.59N…2019-09-12
- 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
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- HYDROPAC warnings in force as of 241056Z jul 20cancelled by · 2020-07-24
Nearby now · within 120 nm
- Dangerous wreck in 10-22.31N 107-46.96EWrecks · 7.7 nm
- Sunken wreck exists in 10-22.31N 107-46.96EWrecks · 7.7 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.