Exercises
Hazardous operations
Western North Pacific · Mariana Islands · HYDROPAC 718/16
- issued
- 2016-03-13 10:10Z
- status
- cancelled 2016-03-18 12:00Z (archive)
- self-cancels
- 2016-03-18 12:00Z
- cancels
- HYDROPAC 641/16
- authority
- COMCOGARD SECTOR GUAM 182/16 130913Z MAR 16 - AUSCOAST 42/16 CX 130414Z MAR 16.
- sea
- North Pacific Ocean
- position
- 16.018, 146.060 · r 12.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN NORTH PACIFIC. MARIANA ISLANDS. HAZARDOUS OPERATIONS. DNC 12. 1. HAZARDOUS OPERATIONS 2300Z TO 1100Z COMMENCING DAILY 13 THRU 17 MAR WITHIN 12 MILES OF 16-01-06N 146-03-35E. 2. CANCEL HYDROPAC 641/16(74), BUOYS REMOVED. 3. CANCEL THIS MSG 181200Z MAR 16.
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2016-03-13 23:00Z | 2016-03-14 11:00Z | — | 12 h |
| 2016-03-14 23:00Z | 2016-03-15 11:00Z | — | 12 h |
| 2016-03-15 23:00Z | 2016-03-16 11:00Z | — | 12 h |
| 2016-03-16 23:00Z | 2016-03-17 11:00Z | — | 12 h |
| 2016-03-17 23:00Z | 2016-03-18 11:00Z | — | 12 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
1450 within 180 nm since 2002 · 2 in the last 12 months · 1 in force now
02
05
10
15
20
25
26
- 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 2300Z to 1300Z daily 13 thru 15 may in areas within five miles of: a. 13-26.00N…2024-05-08
- Hazardous operations 2200Z to 0600Z 12 thru 19 may in vicinity 13-24.00N 144-39.15E2024-05-07
- Hazardous operations 082300Z to 091300Z may in areas within five miles of: a. 13-26.00N 145-08.00E2024-05-03
- Hazardous operations 2300Z to 1300Z daily 06 and 07 may in area within five miles of 13-26.00N 145-08.00E2024-05-01
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
- Eight buoys, yellow, fl w 3 sec, established vicinity 19-40.8S 117-21.1Ecancels · 2016-03-05
- Eight buoys, yellow, fl w 3 sec, established vicinity 19-40.8S 117-21.1Ereplaced · 2016-03-05
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.