Seismic survey in progress until 20 feb by M/V western patriot in area bound by 07-17.2N 118-46.8E, 06-23.6N…
Sulu Sea · HYDROPAC 213/13
What this record establishes
Archived notice · 2013-02-21 00:01Z
This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.
- Source and dates
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · NAVAREA XI 40/13 220435Z JAN 13.. Issued 2013-01-22 05:31Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- Sulu Sea. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
- issued
- 2013-01-22 05:31Z
- status
- Archived notice
- authority
- NAVAREA XI 40/13 220435Z JAN 13.
- NAVAREA
- NAVAREA XI · named as the source of this relay
- sea
- Sulu Sea
- position
- 6.598, 119.301
- vessel
- M/V WESTERN PATRIOT · 240 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
PHILIPPINES. SULU SEA. 1. SEISMIC SURVEY IN PROGRESS UNTIL 20 FEB BY M/V WESTERN PATRIOT IN AREA BOUND BY 07-17.2N 118-46.8E, 06-23.6N 120-08.4E, 05-54.6N 119-49.4E, 06-48.1N 118-27.8E. 2. CANCEL THIS MSG 21 FEB 13.
Reading this warning
- Seismic survey
- A survey that maps the rock beneath the seabed with sound pulses from air guns, recorded on streamers kilometres long.
- Area bound by
- Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
- Position (degrees and minutes)
- How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · cable & pipeline work
13 within 180 nm since 2003 · 0 in the last 12 months · 0 listed in force now
Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.
- Seismic survey in progress until 05 jul in area bound by 07-37.4N 118-27.2E, 07-37.2N 119-41.4E, 07-07.6N…2016-06-17
- Seismic survey in progress until 30 sep by M/V binh minh 2 in areas bound by: a. 07-47.8N 116-13.0E,…2016-03-19
- Seismic survey in progress until 17 sep by M/V binh minh 2 in areas bound by: a. 07-47.8N 116-13.0E,…2016-03-18
- Seismic survey in progress until 05 dec by M/V aquila explorer in area bound by 10-34N 120-00E, 10-34N…2014-09-09
- Seismic survey in progress until 29 feb 12 by M/V aquila explorer in area bound by 13-27.3N 119-01.5E,…2011-12-12
- Seismic survey in progress until 04 sep by M/V nordic energy towing 7000 meter long cable in area bound by…2010-07-08
Month of issue in the collected archive
All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.
Nearby notices listed in force · within 120 nm
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
24 cable & pipeline work listed in force · see all
Record snapshot 2026-10-01 19:10Z; source collection times vary.
Cable ops
Cable laying, pipeline and seismic operations. All current cable & pipeline work →
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.