Exercises
Hazardous operations 021530Z to 021930Z and 031730Z thru 032330Z aug in area bound by 34-39.47N 121-13.08W,…
Eastern North Pacific · California · NAVAREA XII 478/23
- issued
- 2023-07-28 16:09Z
- status
- cancelled 2023-08-04 00:30Z (archive)
- self-cancels
- 2023-08-04 00:30Z
- authority
- SEA RANGE OTC 0/23 281540Z JUL 23.
- sea
- North Pacific Ocean
- position
- 34.130, -122.015
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS 021530Z TO 021930Z AND 031730Z THRU 032330Z AUG IN AREA BOUND BY 34-39.47N 121-13.08W, 34-23.43N 121-02.07W, 34-02.31N 121-26.27W, 33-30.56N 121-51.00W, 33-24.07N 122-08.41W, 33-48.21N 122-37.40W, 34-29.05N 122-52.15W, 34-35.25N 122-30.05W, 34-33.10N 121-39.12W. 2. CANCEL THIS MSG 040030Z AUG 23.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2023-08-02 15:30Z | 2023-08-02 19:30Z | — | 4 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
875 within 180 nm since 1999 · 2 in the last 12 months · 2 in force now
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- 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 32-52.70N 119-11.96W, 33-08.06N 118-52.09W,…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
- Hazardous operations 081630Z to 082230Z may in area bound by 33-49.71N 119-32.29W, 33-22.68N 119-09.16W,…2024-05-03
- Hazardous operations 082000Z to 090130Z may in area bound by 34-39.78N 121-13.13W, 34-23.72N 121-02.12W,…2024-05-03
Season · when military exercises happen here
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month of issue, all years in the archive
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.