Exercises
Hazardous operations
Eastern North Pacific · NAVAREA XII 337/15
- issued
- 2015-10-04 08:20Z
- status
- cancelled 2015-10-08 14:22Z (archive)
- self-cancels
- 2015-10-14 15:00Z
- authority
- WESTERN RANGE OP W8806 182056Z SEP 15.
- sea
- North Pacific Ocean
- position
- 16.382, -111.720
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. HAZARDOUS OPERATIONS. 1. HAZARDOUS OPERATIONS 1055Z TO 1400Z DAILY 08 THRU 14 OCT IN AREA BOUND BY 15-58N 108-36W, 13-44N 113-16W, 16-47N 114-52W, 19-02N 110-08W. 2. CANCEL THIS MSG 141500Z OCT 15.
Activity windows · 7 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2015-10-08 10:55Z | 2015-10-08 14:00Z | — | 3 h 05 |
| 2015-10-09 10:55Z | 2015-10-09 14:00Z | — | 3 h 05 |
| 2015-10-10 10:55Z | 2015-10-10 14:00Z | — | 3 h 05 |
| 2015-10-11 10:55Z | 2015-10-11 14:00Z | — | 3 h 05 |
| 2015-10-12 10:55Z | 2015-10-12 14:00Z | — | 3 h 05 |
| 2015-10-13 10:55Z | 2015-10-13 14:00Z | — | 3 h 05 |
| 2015-10-14 10:55Z | 2015-10-14 14:00Z | — | 3 h 05 |
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
6 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now
06
10
15
18
- Hazardous operations 051010Z to 051343Z may, alternate 1010Z to 1343Z daily 06 thru 08 may in area bound by…2018-04-30
- Hazardous operations 0627Z to 0855Z daily 20 thru 24 jun in areas bound by: a. 34-31N 120-38W, 34-33N…2008-06-15
- Hazardous operations 0900Z to 1100Z daily 13 thru 17 mar in areas bound by: a. 34-27N 120-28W, 34-26N…2008-03-08
- Hazardous operations 0930Z to 1300Z daily 29 feb thru 04 mar in areas bound by: a. 34-27N 120-28W, 34-26N…2008-02-24
- Hazardous operations 1900Z to 0200Z commencing daily 14 thru 19 dec in: a. area bound by 34-32N 120-39W,…2006-12-12
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
- Hazardous operationscancelled by · 2015-10-08
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.