Hazardous operations 1830Z to 2000Z daily 20 thru 23 nov within 216 miles of 31-55N 153-45E
North Pacific Ocean · HYDROPAC 3254/12
What this record establishes
Archived notice · 2012-11-21 12:04Z
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 764/12 161156Z NOV 12.. Issued 2012-11-16 16:55Z. 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
- North Pacific Ocean. The parsed report position is 31.917, 153.750 with a 216.0 nm radius. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Cancel HYDROPAC 3254/12 and this msglater cancellation notice
These messages are connected by recorded cancellation references. The links establish relationships between notices; they do not by themselves confirm a single object, a continuous track, or recovery.
- HYDROPAC 3254/12 · this notice2012-11-16 · Archived notice
- HYDROPAC 3289/122012-11-21 · Archived notice
Current notices and reporting history in the North Pacific Ocean →
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2012-11-20 18:30Z | 2012-11-20 20:00Z | — | 1 h 30 |
| 2012-11-21 18:30Z | 2012-11-21 20:00Z | — | 1 h 30 |
| 2012-11-22 18:30Z | 2012-11-22 20:00Z | — | 1 h 30 |
| 2012-11-23 18:30Z | 2012-11-23 20:00Z | — | 1 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
- 2012-11-16 16:55Z
- status
- Archived notice
- self-cancels
- 2012-11-23 21:00Z
- authority
- NAVAREA XI 764/12 161156Z NOV 12.
- NAVAREA
- NAVAREA XI · named as the source of this relay
- sea
- North Pacific Ocean
- position
- 31.917, 153.750 · r 216.0 nm
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
WESTERN NORTH PACIFIC. ROCKETS. 1. HAZARDOUS OPERATIONS 1830Z TO 2000Z DAILY 20 THRU 23 NOV WITHIN 216 MILES OF 31-55N 153-45E. 2. CANCEL THIS MSG 232100Z NOV 12.
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.
- Within a radius of
- A circular area — every position within a stated distance of a point.
- 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 · missile & rocket hazards
9 within 180 nm since 1999 · 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.
- Hazardous operations 2330Z to 0100Z commencing daily 11 thru 15 nov within 216 miles of 31-55N 153-45E2013-11-08
- Hazardous operations: a. 1830Z to 1930Z daily 26 thru 29 dec within 216 miles of 24-23N 161-46E2011-12-23
- Hazardous operations 1830Z to 2030Z daily 19 thru 22 oct within 216 miles of 31-55N 153-45E2011-10-15
- Hazardous operations 2230Z to 0030Z commencing daily 20 thru 23 sep within 216 miles of 31-55N 153-45E2011-09-16
- Hazardous operations 1700Z to 1830Z daily 14 thru 17 nov within 216 miles of 31-55N 153-45E2010-11-12
- Hazardous operations 2200Z to 2330Z daily 03 thru 06 jun within 216 miles of 31-55N 153-45E2010-05-30
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
4 missile & rocket hazards listed in force · see all
Record snapshot 2026-10-02 07:15Z; source collection times vary.
Missiles
Missile firings, rocket launches and space debris re-entry areas. All current missile & rocket hazards →
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.