Exercises

Hazardous operations

Eastern North Pacific · California · NAVAREA XII 414/16

issued
2016-11-11 10:29Z
status
cancelled 2016-11-19 03:00Z (archive)
self-cancels
2016-11-19 03:00Z
authority
SEA RANGE OTC 092014Z NOV 16.
sea
North Pacific Ocean
position
33.313, -121.458
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
CALIFORNIA.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 152100Z TO 160200Z NOV,
   ALTERNATE 2100Z TO 0200Z COMMENCING DAILY
   16 THRU 18 NOV IN AREA BOUND BY
   31-57N 121-36W, 32-01N 122-48W,
   34-00N 123-25W, 34-06N 122-51W,
   33-45N 122-44W, 34-06N 122-50W,
   34-25N 122-16W, 34-42N 121-46W,
   34-57N 121-14W, 35-05N 120-55W,
   34-56N 120-43W, 34-42N 120-40W,
   34-23N 120-30W, 34-05N 120-30W,
   34-00N 120-16W, 33-53N 120-07W,
   33-30N 119-41W, 33-15N 119-25W,
   32-56N 119-25W, 32-39N 119-45W,
   32-17N 120-10W, 32-05N 120-43W,
   31-54N 121-34W, 32-13N 121-43W,
   32-44N 122-01W, 33-12N 122-23W.
2. CANCEL THIS MSG 190300Z NOV 16.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2016-11-15 21:00Z2016-11-16 02:00Z—5 h
2016-11-16 21:00Z2016-11-17 02:00Z—5 h
2016-11-17 21:00Z2016-11-18 02:00Z—5 h
2016-11-18 21:00Z2016-11-19 02:00Z—5 h

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

1077 within 180 nm since 1999 · 6 in the last 12 months · 3 in force now

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26

Season · when military exercises happen here

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A
M
J
J
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month of issue, all years in the archive

Nearby now · 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.