Hazardous operations
Bay of Bengal · HYDROPAC 730/11
What this record establishes
Archived notice · 2011-03-12 10:05Z
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 175/11 081004Z MAR 11.. Issued 2011-03-08 11:43Z. 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
- Bay of Bengal. 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 Bay of Bengal →
- issued
- 2011-03-08 11:43Z
- status
- Archived notice
- self-cancels
- 2011-03-14 20:30Z
- authority
- NAVAREA VIII 175/11 081004Z MAR 11.
- NAVAREA
- NAVAREA VIII · named as the source of this relay
- sea
- Bay of Bengal
- position
- 13.458, 89.136
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
BAY OF BENGAL. HAZARDOUS OPERATIONS. 1. HAZARDOUS OPERATIONS 1330Z TO 1930Z DAILY 13 AND 14 MAR IN AREA BOUND BY 14-20N 089-17E, 13-40N 090-00E, 12-35N 089-00E, 13-15N 088-16E. 2. CANCEL THIS MSG 142030Z MAR.
Reading this warning
- 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
48 within 180 nm since 2007 · 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 130730Z to 131130Z sep in area bound by 13-41.30N 087-50.70E, 14-18.80N 088-19.60E,…2026-09-10
- Hazardous operations 0130Z to 0530Z and 0730Z to 1130Z daily 14 and 15 sep in area bound by 13-38.75N…2026-09-10
- Hazardous operations 081200Z to 181800Z feb in area bound by 16-06.00N 088-42.00E, 12-46.00N 088-34.00E,…2025-02-08
- Hazardous operations 1230Z to 1530Z daily 03 and 04 oct in area bound by 20-50.37N 087-00.80E, 18-14.70N…2024-09-27
- Hazardous operations 0300Z to 0700Z daily 01 thru 03 may in area bound by 20-50.38N 087-00.78E, 18-14.71N…2024-04-29
- Hazardous operations 1230Z to 1530Z daily 23 and 24 apr in area bound by 18-31.80N 089-02.81E, 20-51.05N…2024-04-19
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 12:32Z; 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.