Exercises
Hazardous operations 0801Z to 1401Z daily 25 thru 27 mar in areas bound by: a. 34-50N 121-03W, 34-52N…
NAVAREA XII 73/05
- issued
- 2005-03-22 19:14Z
- status
- cancelled 2005-03-25 01:56Z (archive)
- self-cancels
- 2005-03-27 15:01Z
- authority
- VANDENBERG AFB OP W3543.
- sea
- North Pacific Ocean
- position
- 34.533, -124.183
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 0801Z TO 1401Z DAILY
25 THRU 27 MAR IN AREAS BOUND BY:
A. 34-50N 121-03W, 34-52N 121-03W,
34-54N 120-39W, 34-52N 120-38W.
B. 34-34N 126-21W, 35-02N 122-05W,
34-30N 122-01W, 34-02N 126-16W.
C. 32-42N 137-25W, 32-55N 136-26W,
32-28N 136-18W, 32-15N 137-17W.
2. CANCEL THIS MSG 271501Z MAR.
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2005-03-25 08:01Z | 2005-03-25 14:01Z | — | 6 h |
| 2005-03-26 08:01Z | 2005-03-26 14:01Z | — | 6 h |
| 2005-03-27 08:01Z | 2005-03-27 14:01Z | — | 6 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
287 within 180 nm since 1999 · 2 in the last 12 months · 0 in force now
99
00
05
10
15
20
25
26
- Hazardous operations 251400Z to 252000Z aug, alternate 261400Z to 262000Z aug in area within 56 miles of…2026-08-20
- Hazardous operations 190900Z to 192100Z aug, alternate 0900Z to 2100Z daily 20 and 21 aug in areas bound by:…2026-08-17
- Hazardous operations 151900Z to 160000Z may in area bound by 34-39.47N 121-13.08W, 34-23.43N 121-02.07W,…2024-05-09
- Hazardous operations 082000Z to 090130Z may in area bound by 34-39.78N 121-13.13W, 34-23.72N 121-02.12W,…2024-05-03
- Hazardous operations 251400Z to 260030Z apr, alternate 261400Z to 270030Z and 291400Z to 300030Z apr in area…2024-04-23
- Hazardous operations 082030Z to 090030Z mar in area within 30 miles of 33-32.50N 122-23.50W2024-03-03
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
Timeline
- Cancel NAVAREA XII 73/05 and this msgcancelled by · 2005-03-25
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.