Surveys
Underwater operations in progress until 30 jul within two miles of 25-13-21N 120-04-18E
HYDROPAC 840/00
- issued
- 2000-06-06 09:29Z
- status
- cancelled 2000-07-31 00:00Z (archive)
- authority
- NAVAREA XI 317/00 060805Z JUN 00
- position
- 25.223, 120.072 · r 2.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 30 JUL WITHIN TWO MILES OF 25-13-21N 120-04-18E. 2. CANCEL THIS MSG 31 JUL.
This area · survey operations
11 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until 26 oct by M/V pgs apollo towing ten five mile long cables in area bound…2017-09-16
- Survey operations in progress until further notice by M/V pgs apollo towing ten five mile long cables in…2017-09-03
- Cancel HYDROPAC 2911/172017-08-29
- Survey operations in progress until 21 jun by M/V pgs apollo towing ten 8100 meter long cables in area bound…2017-06-06
- Survey operations in progress until 06 jun by M/V pgs apollo towing ten 8100 meter long cables in area bound…2017-06-01
- Survey operations 11 thru 30 may by M/V pgs apollo towing ten 8100 meter long cables in area bound by…2017-05-09
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · 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.