Exercises

Hazardous operations

Eastern North Pacific · California · NAVAREA XII 181/11

issued: 2011-05-03 17:26Z
status: cancelled 2011-05-05 00:39Z (archive)
self-cancels: 2011-05-06 03:30Z
authority: SEA RANGE OTC 031616Z MAY 11.
sea: North Pacific Ocean
position: 32.948, -120.004
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
CALIFORNIA.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 052000Z TO 060230Z MAY
   IN AREA BOUND BY
   33-30N 119-41W, 33-15N 119-25W,
   32-44N 119-25W, 32-17N 120-11W,
   33-11N 120-46W.
2. CANCEL THIS MSG 060330Z MAY.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2011-05-05 20:00Z	2011-05-06 02:30Z	—	6 h 30

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

1104 within 180 nm since 1999 · 7 in the last 12 months · 5 in force now

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Cancel NAVAREA XII 181/11 and this msgcancelled by · 2011-05-05

Nearby now · within 120 nm

Hazardous operations 181700Z to 190001Z aug, alternate 1700Z to 0100Z daily, 20 thru 21 aug in area bound by…Exercises · 55.4 nm
Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-52.70N 119-11.96W, 33-08.06N 118-52.09W,…Exercises · 57.7 nm
Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-55.00N 118-25.00W, 32-55.00N 118-15.00W,…Exercises · 81.8 nm
Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-33.00N 118-25.00W, 32-35.00N 118-16.00W,…Exercises · 107.8 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.