Sea of Okhotsk
IHO sea area 54 · 135° to 167° E, 43° to 63° N
- in force
- 8
- last 12 months
- 7
- since 1999
- 477
- categories
- 11
In force now · 8
- HYDROPAC 2306/26 · Exercises2026-08-11Gunnery exercises will take place in the Sea of Okhotsk, Russia, from August 14 20:00 UTC to August 15 12:00 UTC.
- HYDROPAC 2305/26 · Exercises2026-08-11Gunnery exercises take place daily 09-14 August near the Kuril Islands in the Sea of Okhotsk; canceled 15 August 1300Z.
- HYDROPAC 2304/26 · Missiles2026-08-11Missile operations are active in the Sea of Okhotsk, Russia, daily from 2000Z to 1200Z from 10 to 15 August.
- HYDROPAC 2014/26 · Surveys2026-07-14Survey operations by vessel Nikolay Trubyatchinskiy in Sea of Okhotsk near Kuril Islands from 15 July to 15 October, requesting 400 meter berth.
- HYDROPAC 1869/26 · Nav aids2026-06-29A wave rider buoy has been established in the Sea of Okhotsk, Russia at 51-22.54N 144-14.17E.
- HYDROPAC 1516/26 · Surveys2026-05-22Underwater operations are active in the Sea of Okhotsk, Russia, from 25 May through 31 December; wide berth requested.
- HYDROPAC 1291/26 · Surveys2026-04-23Underwater operations in the Sea of Okhotsk, Russia, run from 1 May to 31 October; wide berth requested.
- HYDROPAC 221/25 · Nav aids2025-01-29In the Sea of Okhotsk, Kuril Islands, the Malokuril'skiy Light at 43-52.50N 146-48.80E is reduced to eight miles range, and the previous warning 3644/24 is cancelled.
Longest in force
- HYDROPAC 221/25 · Nav aids2025-01-29In the Sea of Okhotsk, Kuril Islands, the Malokuril'skiy Light at 43-52.50N 146-48.80E is reduced to eight miles range, and the previous warning 3644/24 is cancelled.
- HYDROPAC 1291/26 · Surveys2026-04-23Underwater operations in the Sea of Okhotsk, Russia, run from 1 May to 31 October; wide berth requested.
- HYDROPAC 1516/26 · Surveys2026-05-22Underwater operations are active in the Sea of Okhotsk, Russia, from 25 May through 31 December; wide berth requested.
- HYDROPAC 1869/26 · Nav aids2026-06-29A wave rider buoy has been established in the Sea of Okhotsk, Russia at 51-22.54N 144-14.17E.
- HYDROPAC 2014/26 · Surveys2026-07-14Survey operations by vessel Nikolay Trubyatchinskiy in Sea of Okhotsk near Kuril Islands from 15 July to 15 October, requesting 400 meter berth.
By year
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By month (all years)
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By category · since 1997
| Surveys | 155 | 32% |
| Exercises | 87 | 18% |
| Cable ops | 65 | 14% |
| Missiles | 50 | 10% |
| Other | 48 | 10% |
| Nav aids | 38 | 8% |
| Towing | 13 | 3% |
| Derelicts | 9 | 2% |
| Wrecks | 9 | 2% |
| Debris | 2 | 0% |
| Containers | 1 | 0% |
Archive · 469 cancelled
- HYDROPAC 1268/20 · Exercises2020-04-23 → 2020-04-30Gunnery exercises 262100Z to 302100Z apr in area bound by 47-45.8N 153-08.6E, 48-02.3N 152-45.8E, 48-17.8N…
- HYDROPAC 1137/20 · Missiles2020-04-09 → 2020-04-23Missile exercises 142100Z to 232100Z apr in area bound by 46-16N 142-40E, 46-23N 142-40E, 46-23N 142-50E,…
- HYDROPAC 1136/20 · Missiles2020-04-09 → 2020-04-23Missile exercises 142100Z to 232100Z apr in area bound by 46-03-00N 142-37-48E, 46-13-00N 142-37-48E,…
- HYDROPAC 1109/20 · Surveys2020-04-06 → 2021-01-01Underwater operations in progress until 31 dec in area bound by 52-10-30N 141-31-54E, 52-12-14N 141-32-12E,…
- HYDROPAC 1065/20 · Exercises2020-04-02 → 2020-04-10Gunnery exercises 042100Z to 102100Z apr in area bound by 47-45.8N 153-08.6E, 48-02.3N 152-45.8E, 48-17.8N…
- HYDROPAC 1012/20 · Missiles2020-03-26 → 2020-04-05Missile operations 312100Z mar to 052100Z apr in area bound by 51-15N 152-00E, 52-30N 150-30E, 53-50N…
- HYDROPAC 984/20 · Exercises2020-03-23 → 2020-04-04Gunnery exercises 272100Z mar to 042100Z apr in area bound by 47-45.8N 153-08.6E, 48-02.3N 152-45.8E,…
- HYDROPAC 983/20 · Exercises2020-03-23 → 2020-04-04Gunnery exercises 272100Z mar to 042100Z apr in area bound by 47-46.9N 153-06.0E, 48-02.3N 152-45.8E,…
- HYDROPAC 364/20 · Debris2020-02-03 → 2020-02-06Object adrift in 45-57N 149-40E
- HYDROPAC 52/20 · Other2020-01-04 → 2020-04-08Wellheads established in areas bound by: a. 51-20-39N 143-49-09E, 51-33-02N 143-43-47E, 51-34-49N…
- HYDROPAC 3620/19 · Other2019-11-01 → 2020-01-04Wellheads established in areas bound by: a. 51-23-15N 143-51-31E, 51-31-37N 143-47-51E, 51-32-14N…
- HYDROPAC 3596/19 · Surveys2019-10-31 → 2019-12-26Survey operations in progress until 25 dec by academic fersman towing five mile long cable in area bound by…
- HYDROPAC 3478/19 · Surveys2019-10-21 → 2019-11-16Survey operations 23 oct thru 15 nov by M/V diabaz in area bound by 52-13-41N 143-53-35E, 52-16-22N…
- HYDROPAC 3430/19 · Surveys2019-10-18 → 2019-10-27Survey operations 22 oct thru 06 nov by vessel fyodor kovrov in area bound by 53-14-05N 143-16-33E,…
- HYDROPAC 3422/19 · Other2019-10-17 → 2019-11-01Wellheads established: a. 51-18-19N 144-21-45E
- HYDROPAC 3391/19 · Surveys2019-10-15 → 2019-11-20Survey operations 19 oct thru 19 nov by M/V trias in area bound by 53-45.8N 143-40.6E, 53-47.1N 143-37.5E,…
- HYDROPAC 3363/19 · Surveys2019-10-12 → 2019-10-26Survey operations in progress until 25 oct by M/V diabaz in area bound by 53-45.8N 143-40.6E ,53-47.1N…
- HYDROPAC 3330/19 · Wrecks2019-10-09 → 2019-10-17Submerged wellheads reported in: a. 51-18-25N 144-18-52E five meters above sea floor
- HYDROPAC 3320/19 · Missiles2019-10-08 → 2019-10-18Missile operations 132100Z to 182059Z oct: a. in area bound by 47-26-28N 151-29-48E, 47-36-00N 151-21-00E,…
- HYDROPAC 3235/19 · Surveys2019-09-30 → 2019-10-15Survey operations in progress until 30 oct by M/V trias in 52-16-22N 143-42-20E, 52-24-20N 143-39-49E,…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.