Exercises

Hazardous operations

North Pacific · HYDROPAC 971/12

issued: 2012-04-05 17:45Z
status: cancelled 2012-04-05 17:45Z (archive)
cancels: HYDROPAC 964/12
authority: WESTERN RANGE OP W4537 051725Z APR 12.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORTH PACIFIC.
HAZARDOUS OPERATIONS.
CANCEL HYDROPAC 964/12 AND THIS MSG.

Timeline

Hazardous operationscancels · 2012-04-05
Hazardous operationsreplaced · 2012-04-05

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.