Exercises
Hazardous operations 0400Z to 1000Z daily 11 thru 14 oct within 5.5 miles of 42-49.7N 131-21.8E
HYDROPAC 1047/99
- issued
- 1999-10-06 07:15Z
- status
- cancelled 1999-10-14 11:00Z (archive)
- self-cancels
- 1999-10-14 11:00Z
- authority
- VLADIVOSTOK 184/99 060335Z OCT 99
- sea
- Japan Sea
- position
- 42.828, 131.363 · r 5.5 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 0400Z TO 1000Z DAILY 11 THRU 14 OCT WITHIN 5.5 MILES OF 42-49.7N 131-21.8E. 2. CANCEL THIS MSG 141100Z OCT.
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 1999-10-11 04:00Z | 1999-10-11 10:00Z | — | 6 h |
| 1999-10-12 04:00Z | 1999-10-12 10:00Z | — | 6 h |
| 1999-10-13 04:00Z | 1999-10-13 10:00Z | — | 6 h |
| 1999-10-14 04:00Z | 1999-10-14 10:00Z | — | 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
234 within 180 nm since 1999 · 2 in the last 12 months · 2 in force now
99
00
05
10
15
20
25
26
- 2200Z to 1000Z commencing daily 31 jul, 02 to 14, 16 to 21, 23 to 28 and 30 aug2026-07-27
- Gunnery exercises 2200Z to 1000Z daily, 31 jul, 02 thru 14, 16 thru 21, 23 thru 28 and 30 aug, in area bound…2026-07-27
- Gunnery exercises 2200Z to 0800Z daily 01, 02, 05 thru 07, 12 thru 17, 19 thru 24 and 26 thru 30 may in area…2024-04-27
- Gunnery exercises 2200Z to 0800Z daily 31 mar thru 05 apr, 07 thru 12, 14 thru 19, 21 thru 26, 28 and 29 apr…2024-03-27
- Gunnery exercises 2200Z to 0800Z daily 02, 04, 07, 09, 11, 14, 16, 20, 21, 23, 25 and 28 feb in area bound…2024-01-31
- Gunnery exercises 1400Z to 1400Z daily 02, 03, 05, 07, 10, 11, 19 thru 21, 24, 25, 27 and 28 feb in areas…2024-01-31
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
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.