Exercises
Hazardous operations 2340Z to 0410Z daily 14 thru 18 apr in areas: a. 23-48N 117-43W, 25-20N 118-09W, 25-31N…
HYDROPAC 597/06
- issued
- 2006-04-05 16:15Z
- status
- cancelled 2006-04-06 15:24Z (archive)
- self-cancels
- 2006-04-18 05:10Z
- authority
- VANDENBERG AFB WESTERN RANGE OPS W4199 05 APR 06.
- sea
- North Pacific Ocean
- position
- 9.602, -113.360
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 2340Z TO 0410Z DAILY
14 THRU 18 APR IN AREAS:
A. 23-48N 117-43W, 25-20N 118-09W,
25-31N 117-20W, 24-00N 116-55W.
B. 07-07S 109-37W, 04-11S 110-20W,
03-48S 108-46W, 06-44S 108-03W.
WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 180510Z APR.
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2006-04-14 23:40Z | 2006-04-15 04:10Z | — | 4 h 30 |
| 2006-04-15 23:40Z | 2006-04-16 04:10Z | — | 4 h 30 |
| 2006-04-16 23:40Z | 2006-04-17 04:10Z | — | 4 h 30 |
| 2006-04-17 23:40Z | 2006-04-18 04:10Z | — | 4 h 30 |
| 2006-04-18 23:40Z | 2006-04-19 04:10Z | — | 4 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
3 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now
01
05
06
Season · when military exercises happen here
J
F
M
A
M
J
J
A
S
O
N
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month of issue, all years in the archive
Timeline
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.