Exercises

Hazardous operations

Western North Pacific · Mariana Islands · HYDROPAC 1717/15

issued: 2015-05-25 07:20Z
status: cancelled 2015-05-27 11:00Z (archive)
self-cancels: 2015-05-27 11:00Z
cancels: HYDROPAC 1622/15
authority: COMCOGARD SECTOR GUAM 314/15 250347Z MAY 15 - AUSCOAST 119/15 CX 250243Z MAY 15.
sea: North Pacific Ocean
position: 11.743, 144.013
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 0200Z TO 1000Z DAILY
   26 AND 27 MAY 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 HYDROPAC 1622/15(74), OPERATIONS COMPLETED.
3. CANCEL THIS MSG 271100Z MAY 15.

This area · military exercises

902 within 180 nm since 2002 · 3 in the last 12 months · 1 in force now

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Oceanographic operations in progress until further notice by M/V investigator in area between 26-50S 27-30S…cancels · 2015-05-17
Oceanographic operations in progress until further notice by M/V investigator in area between 26-50S 27-30S…replaced · 2015-05-17

Nearby now · within 120 nm

Uscg remote communication facility guam 13-29.00N 144-50.00E hf capabilities unreliableNav aids · 115 nm
Uscg remote communication facility guam 13-29.00N 144-50.00E broadcast and communication services unreliableNav aids · 115 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.