Exercises
Hazardous operations 241200Z to 242000Z sep, alternate 271200Z to 272000Z, 291200Z to 292000Z sep and…
Eastern North Pacific · California · NAVAREA XII 513/21
- issued
- 2021-09-19 03:48Z
- status
- cancelled 2021-09-24 20:01Z (archive)
- self-cancels
- 2021-10-01 21:00Z
- authority
- SEA RANGE OTC 171741Z SEP 21.
- sea
- North Pacific Ocean
- position
- 33.401, -121.205
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS 241200Z TO 242000Z SEP, ALTERNATE 271200Z TO 272000Z, 291200Z TO 292000Z SEP AND 011200Z TO 012000Z OCT IN AREA BOUND BY 33-20-20N 122-13-23W, 33-29-13N 121-36-22W, 33-38-25N 120-21-11W, 33-22-33N 120-18-32W, 33-13-22N 121-33-30W, 33-12-25N 122-11-54W. 2. CANCEL THIS MSG 012100Z OCT 21.
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2021-09-24 12:00Z | 2021-09-24 20:00Z | — | 8 h |
| 2021-09-27 12:00Z | 2021-09-27 20:00Z | — | 8 h |
| 2021-09-29 12:00Z | 2021-09-29 20:00Z | — | 8 h |
| 2021-10-01 12:00Z | 2021-10-01 20:00Z | — | 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
1152 within 180 nm since 1999 · 4 in the last 12 months · 4 in force now
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26
- Hazardous operations 181700Z to 190001Z aug, alternate 1700Z to 0100Z daily, 20 thru 21 aug in area bound by…2026-08-13
- 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
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-52.70N 119-11.96W, 33-08.06N 118-52.09W,…2026-07-23
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-33.00N 118-25.00W, 32-35.00N 118-16.00W,…2026-07-23
- Hazardous operations 151900Z to 160000Z may in area bound by 34-39.47N 121-13.08W, 34-23.43N 121-02.07W,…2024-05-09
- Hazardous operations 091900Z to 092200Z may in area bound by 33-53.45N 120-27.05W, 33-43.15N 119-46.30W,…2024-05-04
Season · when military exercises happen here
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA XII 513/21, 514/21, 515/21 and this msgcancelled by · 2021-09-24
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.