Hazardous operations 292200Z to 300330Z aug, alternate 2200Z to 0330Z daily 30 aug thru 02 sep in area bound…
North Pacific Ocean · NAVAREA XII 602/22
What this record establishes
Archived notice · 2022-08-30 18:52Z
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) · NAWCWD 0/22 120716Z AUG 22.. Issued 2022-08-24 07:11Z. 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 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
Current notices and reporting history in the North Pacific Ocean →
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2022-08-29 22:00Z | 2022-08-30 03:30Z | — | 5 h 30 |
| 2022-08-30 22:00Z | 2022-08-31 03:30Z | — | 5 h 30 |
| 2022-08-31 22:00Z | 2022-09-01 03:30Z | — | 5 h 30 |
| 2022-09-01 22:00Z | 2022-09-02 03:30Z | — | 5 h 30 |
| 2022-09-02 22:00Z | 2022-09-03 03:30Z | — | 5 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
- 2022-08-24 07:11Z
- status
- Archived notice
- self-cancels
- 2022-09-03 04:30Z
- authority
- NAWCWD 0/22 120716Z AUG 22.
- NAVAREA
- NAVAREA XII
- issued by
- NAWCWD
- sea
- North Pacific Ocean
- position
- 53.660, -158.538
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. ALASKA. 1. HAZARDOUS OPERATIONS 292200Z TO 300330Z AUG, ALTERNATE 2200Z TO 0330Z DAILY 30 AUG THRU 02 SEP IN AREA BOUND BY 53-54.30N 157-54.10W, 53-44.50N 159-16.90W, 53-24.90N 159-10.00W, 53-34.70N 157-47.90W. 2. CANCEL THIS MSG 030430Z SEP 22.
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.
- 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.
Collected reports in this area · military exercises
13 within 180 nm since 2008 · 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 190830Z to 191430Z oct, alternate 0830Z to 1430Z daily 20 thru 29 oct in areas bound…2021-10-15
- Hazardous operations 210830Z to 211430Z jun, alternate 0830Z to 1430Z daily 22 thru 30 jun in areas bound…2021-06-22
- Hazardous operations 210830Z to 211430Z jun, alternate 0830Z to 1430Z daily 22 thru 25 jun in areas bound…2021-06-16
- Gunnery and pyrotechnic operations 231600Z to 240001Z sep in area within 21 miles of 54-13N 158-10W2017-09-22
- Gunnery exercise 282200Z to 290700Z may within 30000 yards of 54-15N 158-00W2015-05-28
- Gunnery exercise 272200Z to 280700Z may within 30000 yards of 54-15N 158-00W2015-05-26
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 2026-10-02 23:30Z; 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.