Exercises

Hazardous operations

Eastern North Pacific · NAVAREA XII 223/13

issued
2013-09-09 04:53Z
status
cancelled 2013-09-13 10:55Z (archive)
self-cancels
2013-09-17 20:00Z
authority
FASFAC SAN DIEGO 062341Z SEP 13.
sea
North Pacific Ocean
position
28.564, -120.355
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 1600Z TO 1900Z DAILY
   14 THRU 17 SEP IN AREA BOUND BY
   32-12N 119-42W, 31-41N 120-16W,
   31-19N 121-16W, 30-07N 121-21W,
   26-22N 121-05W, 23-00N 120-05W,
   23-00N 120-00W, 28-11N 120-00W,
   28-56N 119-05W, 30-57N 119-24W.
2. CANCEL THIS MSG 172000Z SEP 13.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2013-09-14 16:00Z2013-09-14 19:00Z3 h
2013-09-15 16:00Z2013-09-15 19:00Z3 h
2013-09-16 16:00Z2013-09-16 19:00Z3 h
2013-09-17 16:00Z2013-09-17 19:00Z3 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

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

99
00
05
10
15
20
23

Season · when military exercises happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Timeline

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.