Hazardous operations
Bering Sea · NAVAREA XII 423/11
What this record establishes
Archived notice · 2011-11-22 18:40Z
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) · COMCOGARD SECTOR ANCHORAGE 260/11 141003Z NOV 11.. Issued 2011-11-16 14:18Z. 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
- Bering Sea. The parsed report position is 55.250, -168.250 with a 5.0 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
- Hazardous operationslater cancellation notice
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2011-11-19 17:00Z | 2011-11-20 05:00Z | — | 12 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2011-11-16 14:18Z
- status
- Archived notice
- self-cancels
- 2011-11-24 06:00Z
- authority
- COMCOGARD SECTOR ANCHORAGE 260/11 141003Z NOV 11.
- NAVAREA
- NAVAREA XII
- issued by
- COMCOGARD SECTOR ANCHORAGE
- sea
- Bering Sea
- position
- 55.250, -168.250 · r 5.0 nm
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
BERING SEA. HAZARDOUS OPERATIONS. 1. GUNNERY AND PYROTECHNICS EXERCISES 191700Z TO 200500Z NOV, ALTERNATE 1700Z TO 0500Z COMMENCING DAILY 21 AND 23 NOV WITHIN FIVE MILES OF 55-15N 168-15W. 2. CANCEL THIS MSG 240600Z NOV.
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.
- 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.
- 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.
Collected reports in this area · military exercises
108 within 180 nm since 2002 · 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 090100Z to 090200Z mar in area within 11 miles of 55-29.98N 169-00.00W2024-03-08
- Gunnery exercises 052100Z to 060200Z sep in area within 23 miles of 55-44.89N 168-30.00W2023-09-04
- Gunnery exercises 1600Z to 0001Z daily 29 and 30 jul in area within ten miles of 55-41.98N 169-25.00W2023-07-28
- Gunnery and pyrotechnic operations 261600Z to 270600Z jun in area within 11 miles of 55-50.00N 169-00.00W2023-06-21
- Gunnery exercises 021600Z to 030600Z jun in area within 15 miles of 55-50.0N 169-00.0W2023-05-31
- Gunnery exercises 051800Z to 052359Z nov in area within five miles of 55-29.99N 171-30.00W2022-11-03
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 21:43Z; 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.