Exercises
Hazardous operations 030731Z to 031501Z jun in areas bound by: a. 34-48N 120-59W, 34-49N 120-59W, 34-52N…
NAVAREA XII 153/02
- issued
- 2002-05-29 00:15Z
- status
- cancelled 2002-06-03 09:50Z (archive)
- self-cancels
- 2002-06-03 16:01Z
- cancels
- NAVAREA XII 151/02
- authority
- VAFB OP # W0606 PHONE CONV 282225Z MAY 02
- sea
- North Pacific Ocean
- position
- 31.745, -139.798
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 030731Z TO 031501Z JUN IN AREAS BOUND BY:
A. 34-48N 120-59W, 34-49N 120-59W,
34-52N 120-36W, 34-50N 120-36W.
B. 34-51N 122-08W, 34-58N 120-54W,
34-40N 120-52W, 34-33N 122-06W.
C. 31-28N 143-36W, 32-29N 139-34W,
31-29N 139-13W, 30-29N 143-15W.
2. CANCEL NAVAREA XII 151/02.
3. CANCEL THIS MSG 031601Z JUN.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2002-06-03 07:31Z | 2002-06-03 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
22 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
22
- Hazardous operations 291230Z to 292030Z nov, alternate 1230Z to 2030Z daily 30 nov and 01 dec in area bound…2022-11-24
- Hazardous operations 211230Z to 212000Z mar, alternate 1230Z to 2000Z daily 23, 25 and 26 mar in area bound…2022-03-16
- Hazardous operations 151330Z to 152000Z feb, alternate 171330Z to 172000Z feb in area bound by 31-16-21N…2022-02-10
- Hazardous operations 241200Z to 242000Z sep, alternate 271200Z to 272000Z, 291200Z to 292000Z sep and…2021-09-19
- Hazardous operations 100900Z top 101800Z jul, alternate 130900Z to 131800Z jul in area bound by 31-13-21N…2021-07-06
- Hazardous operations 171000Z to 172000Z may, alternate 1000Z to 2000Z daily 19 and 22 may in area bound by…2021-05-12
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 0731Z to 1501Z daily 02 thru 04 jun in areas bound by: a. 34-48N 120-59W, 34-49N…cancels · 2002-05-28
- Hazardous operations 0731Z to 1501Z daily 02 thru 04 jun in areas bound by: a. 34-48N 120-59W, 34-49N…replaced · 2002-05-28
- Cancel NAVAREA XII 153/02 and this msg, operations completedcancelled by · 2002-06-03
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.