Japan Sea
IHO sea area 52 · 126° to 142° E, 33° to 52° N
- in force
- 0
- last 12 months
- 16
- archive messages
- 1,301
- categories
- 15
What the archive shows
1,301 messages are recorded since 1993-06-02 for the Japan Sea. The selection uses the IHO sea area; a message may describe an exercise, equipment outage or continuing operation as well as a hazard report.
Exercises accounts for 635 of 1,301 recorded messages (49%), the largest category group in this selection.
The NGA historical archive froze in 2024-05; live collection began 2026-08-17. Counts around that gap are incomplete, and changes in reporting volume do not establish changes in incident frequency.
In force now · 0
Nothing in force in this sea right now.
By year
93
97
98
99
00
01
02
03
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05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
By month (all years)
J
F
M
A
M
J
J
A
S
O
N
D
By category · available archive
| Exercises | 635 | 49% |
| Missiles | 190 | 15% |
| Other | 105 | 8% |
| Incidents | 103 | 8% |
| Quakes | 87 | 7% |
| Derelicts | 51 | 4% |
| Surveys | 34 | 3% |
| Ordnance | 29 | 2% |
| Cable ops | 24 | 2% |
| Nav aids | 17 | 1% |
| Restricted | 15 | 1% |
| Wrecks | 5 | 0% |
| Debris | 3 | 0% |
| Containers | 2 | 0% |
| Volcanic | 1 | 0% |
Archive · 1,301 cancelled
- HYDROPAC 2441/02 · Other2002-12-28 → 2003-01-31Bombing exercises 0001Z to 0700Z daily 02 thru 04, 06 thru 11, 13 thru 18, 20 thru 25 and 27 thru 31 jan in…
- HYDROPAC 2242/02 · Other2002-11-29 → 2002-12-31Bombing exercises 0001Z to 1300Z daily 02 thru 07, 09 thru 14, 16 thru 21, 23, 24, 26 thru 28, 30 and 31 dec…
- HYDROPAC 2228/02 · Other2002-11-28 → 2002-12-31Bombing exercises 0001Z to 0700Z daily 02 thru 07, 09 thru 14, 16 thru 21, 23, 24, 26 thru 28, 30 and 31 dec…
- HYDROPAC 2138/02 · Incidents2002-11-18 → 2003-01-04F/V ivan kasatkin sunk vicinity 47-17N 141-36E, 17 persons in liferafts
- HYDROPAC 2096/02 · Ordnance2002-11-12 → 2002-11-14Underwater ordnance detonations 132300Z to 140600Z nov in area bound by 36-37N 131-00E, 36-37N 132-40E,…
- USGS-USP000BGJQ · Quakes2002-11-05 → 2002-11-0816 km se of shakhtersk, russia
- HYDROPAC 2030/02 · Other2002-10-29 → 2002-11-30Bombing exercises 0001Z to 1300Z daily 01, 02, 04 thru 09, 11 thru 16, 18 thru 23 and 25 thru 30 nov in area…
- HYDROPAC 2017/02 · Other2002-10-27 → 2002-11-30Bombing exercises 0001Z to 0700Z daily 01, 02, 04 thru 09, 11 thru 16, 18 thru 23 and 25 thru 30 nov in area…
- HYDROPAC 1952/02 · Exercises2002-10-18 → 2002-10-25Hazardous operations 2300Z to 0200Z commencing daily 21 thru 24 oct and 0400Z to 0800Z daily 22 thru 25 oct…
- HYDROPAC 1947/02 · Exercises2002-10-17 → 2002-10-18Hazardous operations 2300Z to 0200Z commencing daily 22 thru 25 oct and 0400Z to 0800Z daily 23 thru 26 oct…
- HYDROPAC 1836/02 · Other2002-10-03 → 2002-11-15Six men overboard from F/V PCX-8241 vicinity 46-32N 138-20E
- HYDROPAC 1835/02 · Incidents2002-10-03 → 2002-11-15Man overboard from F/V vostochnyy vicinity 46-32N 138-20E
- HYDROPAC 1793/02 · Other2002-09-29 → 2002-10-31Bombing exercises 0001Z to 1300Z daily 01, 02, 04, 05, 07 thru 12, 14 thru 19, 21 thru 26 and 28 thru 31 oct…
- HYDROPAC 1784/02 · Other2002-09-28 → 2002-10-31Bombing exercises 0001Z to 1000Z daily 01, 02, 04, 05, 07 thru 12, 14 thru 19, 21 thru 26 and 28 thru 31 oct…
- HYDROPAC 1627/02 · Exercises2002-09-06 → 2002-09-13Hazardous operations 0100Z to 0900Z daily 11 thru 13 sep in area bound by 42-00N 132-20E, 42-10N 132-10E,…
- HYDROPAC 1626/02 · Exercises2002-09-06 → 2002-09-14Hazardous operations 2300Z to 0300Z commencing daily 11 thru 13 sep and 0500Z to 0900Z daily 12 thru 14 sep…
- HYDROPAC 1625/02 · Exercises2002-09-06 → 2002-09-11Hazardous operations 0600Z to 1000Z daily 10 and 11 sep in area bound by 41-06N 133-04E, 41-40N 132-32E,…
- HYDROPAC 1624/02 · Incidents2002-09-06 → 2002-10-19Man overboard vicinity 40-22.3N 132-43.6E
- HYDROPAC 1615/02 · Exercises2002-09-05 → 2002-09-11Gunnery exercises 0100Z to 0400Z and 0600Z to 1000Z daily 10 and 11 sep in areas: a. bound by 42-43.5N…
- HYDROPAC 1576/02 · Other2002-08-30 → 2002-09-30Bombing exercises 0001Z to 1300Z daily 02 thru 07, 09 thru 14, 16 thru 19 and 23 thru 30 sep in area bound…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.