Other
Underwater ordnance detonations 2300Z to 0900Z commencing daily 11 thru 17 jul within 4000 meters of 41-00N…
HYDROPAC 613/93
- issued
- 1993-07-08 06:20Z
- status
- cancelled 1993-07-18 00:00Z (archive)
- self-cancels
- 1993-07-18 10:00Z
- sea
- North Pacific Ocean
- position
- 41.000, 142.700 · r 2.2 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER ORDNANCE DETONATIONS 2300Z TO 0900Z COMMENCING DAILY 11 THRU 17 JUL WITHIN 4000 METERS OF 41-00N 142-42E. 2. CANCEL THIS MSG 181000Z JUL.
Activity windows · 7 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 1993-07-11 23:00Z | 1993-07-12 09:00Z | — | 10 h |
| 1993-07-12 23:00Z | 1993-07-13 09:00Z | — | 10 h |
| 1993-07-13 23:00Z | 1993-07-14 09:00Z | — | 10 h |
| 1993-07-14 23:00Z | 1993-07-15 09:00Z | — | 10 h |
| 1993-07-15 23:00Z | 1993-07-16 09:00Z | — | 10 h |
| 1993-07-16 23:00Z | 1993-07-17 09:00Z | — | 10 h |
| 1993-07-17 23:00Z | 1993-07-18 09:00Z | — | 10 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 · other warnings
7 within 180 nm since 1993 · 0 in the last 12 months · 0 in force now
93
95
00
05
10
15
20
21
- Earthquake with magnitude of 7.2 has occurred in vicinity 38-24N 141-42E at 200909Z mar2021-03-20
- Underwater ordnance detonations 191501Z to 201459Z jan within 50 miles of 40-00N 144-00E2002-01-15
- Hydrographic operations 242300Z to 250900Z feb within 50 miles of 40-00N 144-00E2001-02-21
- Hydrographic operations 2300Z to 0900Z commencing daily 14 and 16 feb within 50 miles of 40-00N 144-00E2001-02-13
- Underwater ordnance detonations 0001Z to 0900Z daily 12 and 13 oct within 50 miles of 40-00N 144-00E2000-10-10
- Underwater ordnance detonations 0001Z to 0600Z daily 01 thru 06 jun within 50 miles of 40-00N 145-00E2000-05-24
Season · when other warnings 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
37 other warnings in force · see all
Other
Everything the classifier did not place elsewhere. All current other warnings →
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.