Gunnery exercises 160001Z to 161000Z apr in area bound by 09-20N 122-05E 09-20N 121-45E, 09-00N 121-45E…
Sulu Sea · HYDROPAC 657/07
What this record establishes
Archived notice · 2007-04-16 11:00Z
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 150/07 13 APR 07.. Issued 2007-04-13 14:23Z. 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.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2007-04-16 00:01Z | 2007-04-16 10:00Z | — | 9 h 59 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2007-04-13 14:23Z
- status
- Archived notice
- self-cancels
- 2007-04-16 11:00Z
- authority
- NAVAREA XI 150/07 13 APR 07.
- NAVAREA
- NAVAREA XI · named as the source of this relay
- sea
- Sulu Sea
- position
- 9.143, 122.054
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
1. GUNNERY EXERCISES 160001Z TO 161000Z APR IN AREA BOUND BY 09-20N 122-05E 09-20N 121-45E, 09-00N 121-45E 09-00N 122-34E. 2. CANCEL THIS MSG 161100Z APR.
Reading this warning
- Gunnery and live firing
- Naval or coastal guns firing into a sea area for practice, at stated times.
- Date-time group (DTG)
- A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
- 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 · military exercises
39 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.
- Gunnery exercises 10 thru 14 feb in area bound by 06-45.00N 121-38.00E, 06-55.00N 121-38.00E, 06-55.00N…2025-02-05
- Gunnery exercises 25 thru 30 nov in area bound by 06-41.67N 121-23.35E, 06-41.73N 121-28.39E, 06-36.63N…2024-11-20
- Gunnery exercises 24 thru 30 nov in area bound by 06-55.00N 121-38.00E, 06-55.00N 121-48.00E, 06-45.00N…2024-11-19
- Gunnery exercises in progress until 11 may in area bound by 06-45.00N 121-38.00E, 06-55.00N 121-38.00E,…2024-05-04
- Hazardous operations 15 thru 30 apr in area bound by 10-13.34N 123-49.94E, 10-12.32N 123-49.90E, 10-12.35N…2024-04-12
- Hazardous operations 27 thru 29 mar in area bound by 10-32.00N 124-15.00E, 10-32.00N 124-25.00E, 10-22.66N…2024-03-26
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
- Apo island light, 09-04.98N 123-16.22E, F2344, extingushedNav aids · 72.2 nm
Worldwide in the collected sources
9 military exercises listed in force · see all
Record snapshot 2026-10-03 12:23Z; source collection times vary.
Exercises
Gunnery, firing and naval exercise areas. All current military exercises →
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.