Hazardous operations 0100Z to 0530Z daily 09 thru 11 may in area bound by 06-40.00N 092-05.00E, 09-40.00N…
Andaman or Burma Sea · HYDROPAC 1479/23
What this record establishes
Archived notice · 2023-05-08 14:13Z
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 VIII 442/23 041015Z MAY 23.. Issued 2023-05-04 11:45Z. 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
- Andaman or Burma 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.
Related notices and cancellation links
- Cancel HYDROPAC 1479/23 and this msglater cancellation notice
Current notices and reporting history in the Andaman or Burma Sea →
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2023-05-09 01:00Z | 2023-05-09 05:30Z | — | 4 h 30 |
| 2023-05-10 01:00Z | 2023-05-10 05:30Z | — | 4 h 30 |
| 2023-05-11 01:00Z | 2023-05-11 05:30Z | — | 4 h 30 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2023-05-04 11:45Z
- status
- Archived notice
- self-cancels
- 2023-05-11 06:30Z
- authority
- NAVAREA VIII 442/23 041015Z MAY 23.
- NAVAREA
- NAVAREA VIII · named as the source of this relay
- sea
- Andaman or Burma Sea
- position
- 8.167, 93.150
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
ANDAMAN SEA. BAY OF BENGAL. NICOBAR ISLANDS. DNC 03. 1. HAZARDOUS OPERATIONS 0100Z TO 0530Z DAILY 09 THRU 11 MAY IN AREA BOUND BY 06-40.00N 092-05.00E, 09-40.00N 092-05.00E, 09-40.00N 094-13.00E, 06-40.00N 094-13.00E. 2. CANCEL THIS MSG 110630Z MAY 23.
Reading this warning
- DNC (Digital Nautical Chart)
- A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
- Hazardous operations
- NGA's heading for activities that make an area dangerous — most often rocket launches, space debris and weapons firings, and some open-ended danger areas.
- 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.
- 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.
Collected reports in this area · military exercises
70 within 180 nm since 2008 · 2 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.
- Hazardous operations 090900Z to 111230Z sep in area bound by 08-21.00N 091-30.10E, 06-47.40N 091-39.10E,…2026-09-08
- Hazardous operations 0230Z to 1230Z daily 20 thru 24 jan in areas bound by: a. 08-17.73N 092-56.16E,…2026-01-14
- Hazardous operations 0330Z to 0730Z daily 15, 16 and 18 apr in area bound by 08-35.38N 091-59.63E, 07-09.80N…2024-04-12
- Hazardous operations 0330Z to 0500Z and 0930Z to 1130Z daily 29 and 30 mar in area bound by 11-39.18N…2024-03-27
- Hazardous operations 210330Z to 210530Z mar in area bound by 09-14.00N 094-58.00E, 09-14.00N 094-08.00E,…2024-03-19
- Hazardous operations 040230Z to 041200Z feb in area bound by 09-14.00N 094-58.00E, 09-14.00N 094-08.00E,…2024-02-03
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
9 military exercises listed in force · see all
Record snapshot 2026-10-03 13:12Z; 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.