Exercises
Hazardous operations 2200Z to 0300Z commencing daily 22 thru 30 mar in area bound by 53-53.0N 143-46.5W,…
NAVAREA XII 96/01
- issued
- 2001-03-22 06:15Z
- status
- cancelled 2001-03-31 04:00Z (archive)
- self-cancels
- 2001-03-31 04:00Z
- authority
- CCGDSEVENTEEN 95/01 212246Z MAR 01
- sea
- North Pacific Ocean
- position
- 54.309, -144.473
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 2200Z TO 0300Z COMMENCING DAILY 22 THRU 30 MAR IN AREA BOUND BY 53-53.0N 143-46.5W, 54-36.0N 145-19.5W, 54-44.0N 145-09.0W, 54-00.0N 143-36.0W. 2. CANCEL THIS MSG 310400Z MAR.
Activity windows · 9 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2001-03-22 22:00Z | 2001-03-23 03:00Z | — | 5 h |
| 2001-03-23 22:00Z | 2001-03-24 03:00Z | — | 5 h |
| 2001-03-24 22:00Z | 2001-03-25 03:00Z | — | 5 h |
| 2001-03-25 22:00Z | 2001-03-26 03:00Z | — | 5 h |
| 2001-03-26 22:00Z | 2001-03-27 03:00Z | — | 5 h |
| 2001-03-27 22:00Z | 2001-03-28 03:00Z | — | 5 h |
| 2001-03-28 22:00Z | 2001-03-29 03:00Z | — | 5 h |
| 2001-03-29 22:00Z | 2001-03-30 03:00Z | — | 5 h |
| … 1 more | |||
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · military exercises
4 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now
01
05
10
15
20
23
- Hazardous operations 2200Z to 0300Z daily 17 thru 24 aug in areas bound by: a. 47-40.00N 178-43.00W,…2023-08-17
- Hazardous operations 2200Z to 0300Z daily 16 thru 20 aug in areas bound by: a. 47-40.00N 178-43.00W,…2023-08-11
- Hazardous operations 132300Z to 140001Z jul within six miles of 52-32N 140-47W2005-07-13
Season · when military exercises happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
35 military exercises in force · see all
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.