Surveys

Survey operations 29 apr thru 15 may by M/V pgs apollo towing ten 8100 meter long cables in area between…

South China Sea · Taiwan Strait · Taiwan-southwest Coast · HYDROPAC 1492/17

issued: 2017-04-28 13:32Z
status: cancelled 2017-05-09 11:37Z (archive)
cancels: HYDROPAC 1325/17
authority: NAVAREA XI 286/17 281206Z APR 17.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTH CHINA SEA.
TAIWAN STRAIT.
TAIWAN-SOUTHWEST COAST.
DNC 23.
1. SURVEY OPERATIONS 29 APR THRU 15 MAY
   BY M/V PGS APOLLO TOWING TEN 8100 METER
   LONG CABLES IN AREA BETWEEN
   21-43.0N 22-10.0N AND 119-30.2E 120-20.2E.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROPAC 1325/17.
3. CANCEL THIS MSG 16 MAY 17.

Timeline

Survey operations in progress until 11 may by M/V pgs apollo towing ten 8100 meter long cables in area…cancels · 2017-04-15
Survey operations in progress until 11 may by M/V pgs apollo towing ten 8100 meter long cables in area…replaced · 2017-04-15
Survey operations 11 thru 30 may by M/V pgs apollo towing ten 8100 meter long cables in area bound by…cancelled by · 2017-05-09

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

75 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.