Exercises

Hazardous operations

Eastern North Pacific · NAVAREA XII 61/12

issued: 2012-03-12 22:46Z
status: cancelled 2012-03-16 11:02Z (archive)
self-cancels: 2012-04-02 17:34Z
authority: FACSFAC SAN DIEGO 132341Z MAR 12.
sea: North Pacific Ocean
position: 27.549, -126.651
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 1515Z TO 1634Z DAILY
   29 MAR THRU 02 APR IN AREA BOUND BY
   27-00N 126-53W, 28-08N 125-55W,
   28-07N 125-58W, 27-30N 127-10W.
2. CANCEL THIS MSG 021734Z APR.

Activity windows · 5 in this warning

opens (UTC)	closes (UTC)	local	length
2012-03-29 15:15Z	2012-03-29 16:34Z	—	1 h 19
2012-03-30 15:15Z	2012-03-30 16:34Z	—	1 h 19
2012-03-31 15:15Z	2012-03-31 16:34Z	—	1 h 19
2012-04-01 15:15Z	2012-04-01 16:34Z	—	1 h 19
2012-04-02 15:15Z	2012-04-02 16:34Z	—	1 h 19

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

21 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

Hazardous operations 102030Z to 110126Z jan, alternate 2030Z to 0126Z commencing daily 11 and 12 jan in…2018-01-05
Hazardous operations 2100Z to 0126Z commencing daily 13 thru 18 dec in area bound by 26-25N 123-12W, 26-46N…2017-12-08
Hazardous operations2013-03-20
Hazardous operations2012-04-02
Hazardous operations2012-03-29
Hazardous operations2012-03-25

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Cancel NAVAREA XII 61/12 and this msgcancelled by · 2012-03-16

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.