Exercises
Hazardous operations
North Pacific · Mariana Islands · HYDROPAC 482/13
- issued
- 2013-02-18 07:45Z
- status
- cancelled 2013-02-22 05:00Z (archive)
- self-cancels
- 2013-02-22 05:00Z
- authority
- COMCOGARD SECTOR GUAM 77/13 180635Z FEB 13.
- sea
- North Pacific Ocean
- position
- 11.743, 144.013
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORTH PACIFIC. MARIANA ISLANDS. HAZARDOUS OPERATIONS. 1. HAZARDOUS OPERATIONS 2300Z TO 0400Z COMMENCING DAILY 18 THRU 21 FEB IN AREA BOUND BY 13-10N 144-43E, 13-10N 144-30E, 12-45N 144-30E, 11-45N 143-00E, 11-00N 143-00E, 11-00N 144-45E. 2. CANCEL THIS MSG 220500Z FEB 13.
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2013-02-18 23:00Z | 2013-02-19 04:00Z | — | 5 h |
| 2013-02-19 23:00Z | 2013-02-20 04:00Z | — | 5 h |
| 2013-02-20 23:00Z | 2013-02-21 04:00Z | — | 5 h |
| 2013-02-21 23:00Z | 2013-02-22 04:00Z | — | 5 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
918 within 180 nm since 2002 · 10 in the last 12 months · 1 in force now
02
05
10
15
20
25
26
- Hazardous operations 0100Z to 1300Z daily 24 thru 27 aug in areas within three miles of: a. 13-27.00N…2026-08-20
- Hazardous operations 0100Z to 1300Z daily 25 thru 27 aug in areas within three miles of: a. 13-27.00N…2026-08-19
- Hazardous operations 0100Z to 1300Z daily 18 thru 20 aug in areas within three miles of: a. 13-27.00N…2026-08-12
- Hazardous operations 0100Z to 1300Z daily 21 thru 23 apr in areas within three miles of: a. 13-27.00N…2026-04-17
- Hazardous operations 172200Z to 181200Z apr in area bound by 13-30.00N 145-09.00E, 13-30.00N 145-30.00E,…2026-04-17
- Hazardous operations 212200Z to 220700Z jan in area within three miles of 13-30.39N 144-34.22E2026-01-14
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
36 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.