Exercises
Hazardous operations 301300Z to 302100Z nov, alternate 1300Z to 2100Z daily 01 and 02 dec in area bound by…
Eastern North Pacific · California · NAVAREA XII 537/17
- issued
- 2017-11-25 03:55Z
- status
- cancelled 2017-11-28 18:23Z (archive)
- self-cancels
- 2017-12-02 22:00Z
- authority
- SEA RANGE OTC 221851Z NOV 17.
- sea
- North Pacific Ocean
- position
- 33.200, -120.491
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS 301300Z TO 302100Z NOV, ALTERNATE 1300Z TO 2100Z DAILY 01 AND 02 DEC IN AREA BOUND BY 33-18N 119-29W, 33-25N 119-24W, 33-38N 119-07W, 33-54N 119-07W, 33-58N 119-14W, 33-56N 119-32W, 33-47N 119-42W, 33-32N 120-53W, 32-59N 121-48W, 32-06N 121-10W, 32-33N 121-10W, 33-10N 119-35W, 33-17N 119-35W. 2. CANCEL THIS MSG 022200Z DEC 17.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2017-11-30 13:00Z | 2017-11-30 21:00Z | — | 8 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
1138 within 180 nm since 1999 · 8 in the last 12 months · 5 in force now
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- Hazardous operations 251300Z to 252100Z aug, alternate 261300Z to 262100Z aug in area bound by 33-37.00N…2026-08-20
- Hazardous operations 251400Z to 252000Z aug, alternate 261400Z to 262000Z aug in area within 56 miles of…2026-08-20
- Hazardous operations 221200Z to 230100Z aug, alternate 1230Z to 0100Z daily 23 and 24 aug in area bound by:…2026-08-17
- Hazardous operations 181700Z to 190001Z aug, alternate 1700Z to 0100Z daily, 20 thru 21 aug in area bound by…2026-08-13
- Hazardous operations 191500Z to 202300Z aug in area within two miles of 32-35.87N 117-10.87W2026-08-12
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-55.00N 118-25.00W, 32-55.00N 118-15.00W,…2026-07-23
Season · when military exercises happen here
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA XII 537/17 and this msg, operations canceledcancelled by · 2017-11-28
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 · 60.8 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 · 84.5 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 · 108.6 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.