Surveys
Underwater operations in progress until 31 jan within ten miles of 33-40N 128-15E
HYDROPAC 1021/98
- issued
- 1998-12-28 08:25Z
- status
- cancelled 1999-02-01 00:00Z (archive)
- cancels
- HYDROPAC 1000/98
- position
- 33.667, 128.250 · r 10.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 JAN WITHIN TEN MILES OF 33-40N 128-15E. WIDE BERTH REQUESTED. 2. CANCEL HYDROPAC 1000/98. 3. CANCEL THIS MSG 01 FEB 99.
This area · survey operations
4 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now
98
00
05
10
15
16
- Survey operations in progress until 27 may by M/V northern endeavour along trackline joining 34-54N 128-59E,…2016-05-25
- Survey operations 21 thru 23 may by M/V northern endeavour in area bound by 35-09N 129-12E, 35-10N 129-13E,…2016-05-20
- Survey operations 20 aug thru 30 sep by M/V geco emerald towing 4500 meter long cable in area bound by…2002-08-17
Season · when survey operations happen here
J
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
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.