Exercises
Hazardous operations 0900Z to 1100Z daily 13 thru 17 mar in areas bound by: a. 34-27N 120-28W, 34-26N…
NAVAREA XII 83/08
- issued
- 2008-03-08 16:38Z
- status
- cancelled 2008-03-17 12:00Z (archive)
- self-cancels
- 2008-03-17 12:00Z
- authority
- WESTERN RANGE OP W7555 04 MAR 08.
- sea
- North Pacific Ocean
- position
- 15.644, -110.919
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 0900Z TO 1100Z DAILY
13 THRU 17 MAR IN AREAS BOUND BY:
A. 34-27N 120-28W, 34-26N 120-32W,
34-38N 120-37W, 34-39N 120-33W.
B. 32-04N 119-39W, 33-36N 120-16W,
33-41N 119-58W, 32-10N 119-21W.
C. 11-30N 109-39W, 16-29N 111-49W,
16-56N 110-42W, 11-57N 108-34W.
2. CANCEL THIS MSG 171200Z MAR.
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2008-03-13 09:00Z | 2008-03-13 11:00Z | — | 2 h |
| 2008-03-14 09:00Z | 2008-03-14 11:00Z | — | 2 h |
| 2008-03-15 09:00Z | 2008-03-15 11:00Z | — | 2 h |
| 2008-03-16 09:00Z | 2008-03-16 11:00Z | — | 2 h |
| 2008-03-17 09:00Z | 2008-03-17 11:00Z | — | 2 h |
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
8 within 180 nm since 2005 · 0 in the last 12 months · 0 in force now
05
10
15
18
- Hazardous operations 051010Z to 051343Z may, alternate 1010Z to 1343Z daily 06 thru 08 may in area bound by…2018-04-30
- Hazardous operations2015-10-04
- Hazardous operations 0930Z to 1300Z daily 29 feb thru 04 mar in areas bound by: a. 34-27N 120-28W, 34-26N…2008-02-24
- Hazardous operations 1900Z to 0200Z commencing daily 14 thru 19 dec in: a. area bound by 34-32N 120-39W,…2006-12-12
- Hazardous operations 0200Z to 0400Z daily 28 thru 30 jun in areas bound by: a. 34-23N 120-28W, 34-21N…2006-06-23
- Hazardous operations 2200Z to 0001Z commencing daily 04 thru 06 oct in areas bound by: a. 34-23N 120-28W,…2005-10-03
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.