Exercises
Hazardous operations
Eastern North Pacific · NAVAREA XII 477/10
- issued
- 2010-12-09 14:51Z
- status
- cancelled 2010-12-15 21:35Z (archive)
- self-cancels
- 2010-12-17 22:50Z
- authority
- WESTERN RANGE OP W4045 020853Z DEC 10.
- sea
- North Pacific Ocean
- position
- 27.422, -163.450
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 1530Z TO 2150Z DAILY
14 THRU 17 DEC IN AREAS BOUND BY:
A. 34-50N 120-51W, 34-52N 120-51W,
34-52N 120-36W, 34-51N 120-36W.
B. 34-55N 126-32W, 34-57N 125-52W,
34-33N 125-50W, 34-32N 126-31W.
C. 32-11N 153-02W, 33-47N 145-44W,
31-26N 144-58W, 29-49N 152-18W.
D. 27-06N 170-21W, 31-24N 157-45W,
28-24N 156-24W, 24-06N 169-00W.
E. 31-48N 166-20W, 33-36N 156-00W,
27-30N 152-48W, 25-42N 158-00W,
23-00N 164-00W, 21-00N 166-00W,
20-15N 170-30W, 20-56N 173-29W,
24-20N 176-35W, 25-30N 177-00W.
3. CANCEL THIS MSG 172250Z DEC.
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2010-12-14 15:30Z | 2010-12-14 21:50Z | — | 6 h 20 |
| 2010-12-15 15:30Z | 2010-12-15 21:50Z | — | 6 h 20 |
| 2010-12-16 15:30Z | 2010-12-16 21:50Z | — | 6 h 20 |
| 2010-12-17 15:30Z | 2010-12-17 21:50Z | — | 6 h 20 |
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
33 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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22
- Hazardous operations 181930Z to 190045Z nov, alternate 1930Z to 0045Z daily 19 thru 21 nov in area bound by…2022-11-16
- Hazardous operations 180130Z to 180700Z nov, alternate 0130Z to 0700Z daily 19 and 20 nov in area bound by…2022-11-12
- Hazardous operations 110130Z to 110700Z nov in area bound by 22-04.00N 159-46.00W, 22-04.00N 159-47.00W,…2022-11-10
- Hazardous operations 100130Z to 100700Z nov in area bound by 22-04.00N 159-46.00W, 22-04.00N 159-47.00W,…2022-11-07
- Hazardous operations 100130Z to 100700Z nov in area bound by 22-04.00N 159-46.00W, 22-04.00N 159-47.00W,…2022-11-05
- Hazardous operations 300730Z to 301330Z jan, alternate 0730Z to 1330Z daily 31 jan thru 03 feb in areas…2018-01-26
Season · when military exercises happen here
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month of issue, all years in the archive
Timeline
- Hazardous operationscancelled by · 2010-12-15
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.