Exercises

Hazardous operations

Eastern North Pacific · NAVAREA XII 447/10

issued: 2010-11-03 03:41Z
status: cancelled 2010-11-03 21:47Z (archive)
self-cancels: 2010-11-05 04:21Z
cancels: NAVAREA XII 438/10
authority: WESTERN RANGE OP W4029 030318Z NOV 10.
position: 16.068, -125.269
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 050149Z TO 050321Z NOV
   IN AREAS BOUND BY:
   A. 34-29N 120-40W, 34-31N 120-46W,
      34-46N 120-41W, 34-44N 120-34W.
   B. 34-07N 120-58W, 34-26N 120-52W,
      34-22N 120-36W, 34-03N 120-43W.
   C. 13-16N 126-14W, 17-32N 125-20W,
      17-24N 124-40W, 13-08N 125-34W.
2. CANCEL NAVAREA XII 438/10.
3. CANCEL THIS MSG 050421Z NOV.

This area · military exercises

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

Hazardous operations 151212Z to 151547Z sep, alternate 1212Z to 1547Z daily 16 thru 18 sep in area bound by…2018-09-10
Hazardous operations2011-06-04
Hazardous operations2010-11-03
Hazardous operations2010-10-28
Hazardous operations2010-10-26
Hazardous operations 1339Z to 1523Z daily 14 thru 17 dec in areas bound by: a. 34-28N 120-39W, 34-30N…2009-12-11

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Hazardous operationscancels · 2010-10-28
Hazardous operationsreplaced · 2010-10-28
Hazardous operationscancelled by · 2010-11-03

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.