Exercises
Hazardous operations 0731Z to 1501Z daily 07 thru 10 jun in areas bound by: a. 34-50N 121-02W, 34-52N…
NAVAREA XII 158/02
- issued
- 2002-06-01 09:40Z
- status
- cancelled 2002-06-07 15:00Z (archive)
- self-cancels
- 2002-06-10 16:01Z
- cancels
- NAVAREA XII 156/02
- authority
- VAFB OP#W5724 301615Z MAY 02
- sea
- North Pacific Ocean
- position
- 34.221, -126.242
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 0731Z TO 1501Z DAILY 07 THRU 10 JUN
IN AREAS BOUND BY:
A. 34-50N 121-02W, 34-52N 121-03W,
34-54N 120-39W, 34-52N 120-39W.
B. 34-33N 126-22W, 35-02N 122-07W,
34-30N 122-02W, 34-02N 126-18W.
C. 32-52N 136-36W, 33-05N 135-36W,
32-37N 135-29W, 32-25N 136-29W.
2. CANCEL NAVAREA XII 156/02(22,83), OPERATIONS POSTPONED.
3. CANCEL THIS MSG 101601Z JUN.
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2002-06-07 07:31Z | 2002-06-07 15:01Z | — | 7 h 30 |
| 2002-06-08 07:31Z | 2002-06-08 15:01Z | — | 7 h 30 |
| 2002-06-09 07:31Z | 2002-06-09 15:01Z | — | 7 h 30 |
| 2002-06-10 07:31Z | 2002-06-10 15:01Z | — | 7 h 30 |
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
133 within 180 nm since 1999 · 1 in the last 12 months · 0 in force now
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00
05
10
15
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25
26
- Hazardous operations 190900Z to 192100Z aug, alternate 0900Z to 2100Z daily 20 and 21 aug in areas bound by:…2026-08-17
- Hazardous operations 251400Z to 260030Z apr, alternate 261400Z to 270030Z and 291400Z to 300030Z apr in area…2024-04-23
- Hazardous operations 041200Z to 042030Z nov, alternate 1300Z to 2130Z daily 07 and 13 nov in areas bound by:…2023-10-30
- Hazardous operations 01 and 02 nov: a. 0631Z to 1335Z in area bound by 34-40.00N 121-25.00W, 34-40.00N…2023-10-26
- Hazardous operations 01 and 02 nov: a. 0631Z to 1335Z in area bound by 34-40.00N 121-25.00W, 34-40.00N…2023-10-26
- Hazardous operations daily 06 and 07 sep: a. 0631Z to 1337Z in area bound by 34-38.00N 121-23.00W, 34-38.00N…2023-09-01
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
Timeline
- Hazardous operations 042237Z to 042352Z jun in areas between: a. 00-10N 00-10S and 153-20W 154-20Wcancels · 2002-05-31
- Hazardous operations 042237Z to 042352Z jun in areas between: a. 00-10N 00-10S and 153-20W 154-20Wreplaced · 2002-05-31
- Cancel NAVAREA XII 158/02 and this msg, operations completedcancelled by · 2002-06-07
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.