Exercises
Hazardous operations 252000Z to 252300Z apr, alternate 052000Z to 052300Z may in area within 33 miles of…
Eastern North Pacific · California · NAVAREA XII 226/23
- issued
- 2023-04-21 02:51Z
- status
- cancelled 2023-04-25 20:42Z (archive)
- self-cancels
- 2023-05-06 00:01Z
- authority
- SEA RANGE OTC 0/23 210000Z APR 23.
- sea
- North Pacific Ocean
- position
- 34.603, -122.115 · r 33.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS 252000Z TO 252300Z APR, ALTERNATE 052000Z TO 052300Z MAY IN AREA WITHIN 33 MILES OF 34-36.18N 122-06.90W. 2. CANCEL THIS MSG 060001Z MAY 23.
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2023-04-25 20:00Z | 2023-04-25 23:00Z | — | 3 h |
| 2023-05-05 20:00Z | 2023-05-05 23:00Z | — | 3 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
790 within 180 nm since 1999 · 1 in the last 12 months · 1 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 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
- Hazardous operations 251400Z to 260030Z apr, alternate 261400Z to 270030Z and 291400Z to 300030Z apr in area…2024-04-23
Season · when military exercises happen here
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA XII 226/23 and this msg, operation cancelledcancelled by · 2023-04-25
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.