Exercises
Hazardous operations 081700Z to 090100Z and 091600Z to 100100Z mar, alternate 101600Z to 110100Z mar in area…
Eastern North Pacific · California · NAVAREA XII 107/21
- issued
- 2021-03-04 22:15Z
- status
- cancelled 2021-03-11 02:00Z (archive)
- self-cancels
- 2021-03-11 02:00Z
- authority
- SEA RANGE OTC 042152Z MAR 21.
- sea
- North Pacific Ocean
- position
- 33.385, -119.613
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS 081700Z TO 090100Z AND 091600Z TO 100100Z MAR, ALTERNATE 101600Z TO 110100Z MAR IN AREA BOUND BY 34-02-15N 119-15-23W, 33-58-00N 119-09-23W, 33-38-54N 119-22-30W, 33-30-03N 119-15-11W, 33-17-22N 119-36-01W, 33-10-04N 119-29-08W, 33-03-59N 119-33-35W, 32-55-53N 119-22-10W, 32-47-25N 119-31-46W, 33-02-37N 120-01-48W, 33-25-05N 119-52-02W, 33-33-25N 119-54-49W. 2. CANCEL THIS MSG 110200Z MAR 21.
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2021-03-08 17:00Z | 2021-03-09 01:00Z | — | 8 h |
| 2021-03-09 16:00Z | 2021-03-10 01:00Z | — | 9 h |
| 2021-03-10 16:00Z | 2021-03-11 01:00Z | — | 9 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
1090 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
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 · 23.5 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 · 49.3 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 · 71.3 nm
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-33.00N 118-25.00W, 32-35.00N 118-16.00W,…Exercises · 104.7 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.