Exercises
Hazardous operations 0801Z to 1401Z daily 07 thru 09 feb in areas: a. between 34-48N 34-50N and 121-00W…
HYDROPAC 236/07
- issued
- 2007-02-06 11:35Z
- status
- cancelled 2007-02-09 15:01Z (archive)
- self-cancels
- 2007-02-09 15:01Z
- authority
- WESTERN RANGE OPS #W7213 08 JAN 07.
- sea
- North Pacific Ocean
- position
- 34.517, -124.150
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 0801Z TO 1401Z DAILY 07 THRU 09 FEB
IN AREAS:
A. BETWEEN 34-48N 34-50N AND 121-00W 120-36W.
B. BOUND BY
34-34N 126-19W, 35-00N 122-03W,
34-28N 121-59W, 34-02N 126-15W.
C. BOUND BY
32-55N 136-46W, 33-07N 135-46W,
32-39N 135-38W, 32-27N 136-38W.
2. CANCEL THIS MSG 091501Z FEB.
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2007-02-07 08:01Z | 2007-02-07 14:01Z | — | 6 h |
| 2007-02-08 08:01Z | 2007-02-08 14:01Z | — | 6 h |
| 2007-02-09 08:01Z | 2007-02-09 14:01Z | — | 6 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
295 within 180 nm since 1999 · 2 in the last 12 months · 0 in force now
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15
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25
26
- Hazardous operations 251400Z to 252000Z aug, alternate 261400Z to 262000Z aug in area within 56 miles of…2026-08-20
- Hazardous operations 190900Z to 192100Z aug, alternate 0900Z to 2100Z daily 20 and 21 aug in areas bound by:…2026-08-17
- 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 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
- Hazardous operations 082030Z to 090030Z mar in area within 30 miles of 33-32.50N 122-23.50W2024-03-03
Season · when military exercises happen here
J
F
M
A
M
J
J
A
S
O
N
D
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.