Exercises

Hazardous operations

South China Sea · Western North Pacific · HYDROPAC 1487/11

issued: 2011-05-18 08:01Z
status: cancelled 2011-05-18 08:01Z (archive)
cancels: HYDROPAC 1445/11
authority: CTF 74 171339Z MAY 11.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTH CHINA SEA.
WESTERN NORTH PACIFIC.
HAZARDOUS OPERATIONS.
CANCEL HYDROPAC 1445/11 AND THIS MSG.

Timeline

Hazardous operationscancels · 2011-05-13
Hazardous operationsreplaced · 2011-05-13

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.