Ordnance

Bombing exercises: a. in progress until 072359Z jan in area bound by 25-23N 132-18E, 23-37N 134-29E, 22-40N…

South China Sea · HYDROPAC 64/11

What this record establishes

Archived notice · 2011-01-17 16:00Z

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) · MICHAEL DRAKE 062221Z JAN 11.. Issued 2011-01-06 23:49Z. 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: South China 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.

Current notices and reporting history in the South China Sea →

Activity windows · 2 in this warning

opens (UTC)	closes (UTC)	local	length
2011-01-07 00:01Z	2011-01-08 15:00Z	—	38 h 59
2011-01-17 00:01Z	2011-01-17 15:00Z	—	14 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: 2011-01-06 23:49Z
status: Archived notice
self-cancels: 2011-01-17 16:00Z
authority: MICHAEL DRAKE 062221Z JAN 11.
issued by: MICHAEL DRAKE
sea: South China Sea
position: 16.292, 116.508
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
SOUTH CHINA SEA.
ORDNANCE.
1. BOMBING EXERCISES:
   A. IN PROGRESS UNTIL 072359Z JAN
      IN AREA BOUND BY
      25-23N 132-18E, 23-37N 134-29E,
      22-40N 133-35E, 24-26N 131-23E.
   B. 070001Z TO 081500Z JAN
      IN AREA BOUND BY
      25-56N 129-34E, 25-21N 130-32E,
      24-35N 130-00E, 25-11N 129-02E.
   C. 170001Z TO 171500Z JAN
      IN AREA BOUND BY
      18-30N 117-18E, 17-26N 118-39E,
      14-05N 115-43E, 15-09N 114-22E.
2. CANCEL THIS MSG 171600Z JAN.

Reading this warning

Unexploded ordnance: Bombs, shells, mines or torpedoes found on the seabed or washed up, and the operations to remove or destroy them.
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.

All warning terms →

Collected reports in this area · ordnance operations

2 within 180 nm since 2011 · 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.

Bombing exercises: a. 050001Z to 061500Z jan in area bound by 25-23N 132-18E, 23-37N 134-29E, 22-40N…2011-01-02

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

0 ordnance operations listed in force · see all

Record snapshot 2026-10-02 04:02Z; source collection times vary.

Ordnance

Ordnance disposal, underwater detonations and unexploded ordnance. All current ordnance 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.