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 478/22 · Missiles2022-02-24 → 2022-03-15Missile and gunnery exercises 2100Z to 1000Z daily 28 feb thru 30 mar in areas bound by: a. 48-40.0N…
- HYDROPAC 477/22 · Missiles2022-02-24 → 2022-03-15Missile and gunnery exercises 2100Z to 1000Z daily 28 feb thru 30 mar in areas bound by: a. 45-24N 148-55E,…
- HYDROPAC 391/22 · Missiles2022-02-14 → 2022-02-19Missile and gunnery operations 161400Z to 281400Z feb in area bound by 47-02N 145-27E, 45-30N 147-58E,…
- HYDROPAC 390/22 · Missiles2022-02-14 → 2022-02-19Missile and gunnery operations 151400Z to 281400Z feb in areas bound by: a. 48-30N 152-10E, 48-00N 153-05E,…
- HYDROPAC 298/22 · Missiles2022-02-03 → 2022-02-19Missile and gunnery operations 071400Z to 251400Z feb in areas bound by: a. 43-10-00N 146-36-00E, 42-58-00N…
- HYDROPAC 3029/21 · Surveys2021-10-23 → 2021-12-02Underwater operations 26 oct thru 09 dec by M/V fyodor kovrov in area bound by 51-34-55N 143-24-16E,…
- HYDROPAC 2993/21 · Surveys2021-10-19 → 2021-11-16Survey operations in progress until 15 nov by M/V vyacheslav tikhonov towing eight 9600 meter long cables in…
- HYDROPAC 2737/21 · Surveys2021-09-27 → 2021-10-20Survey operations 28 sep thru 19 oct by M/V marshal gelovany in area bound by 49-00N 151-00E, 49-00N…
- HYDROPAC 2425/21 · Other2021-08-25 → 2021-09-03The following ports are closed to vessel arrivals due to provision of services until further notice: a.…
- HYDROPAC 2424/21 · Surveys2021-08-25 → 2021-10-01Survey operations 28 aug thru 30 sep by M/V trias in area bound by 53-27-10N 143-23-15E, 53-27-40N…
- HYDROPAC 2401/21 · Surveys2021-08-22 → 2021-10-09Survey operations by M/V vyacheslav tikhonov: a. 25 aug thru 03 sep in area bound by 50-45-14N 144-34-48E,…
- HYDROPAC 2393/21 · Exercises2021-08-21 → 2021-09-17Gunnery exercises 0001Z to 1100Z daily 26 thru 29 aug and 13 thru 17 sep in area bound by 44-54-30N…
- HYDROPAC 2376/21 · Surveys2021-08-19 → 2021-12-03Survey operations 22 aug thru 02 dec by M/V nikolya trubyatchinskiy in area bound by 51-21-09N 143-53-07E,…
- HYDROPAC 2161/21 · Surveys2021-07-27 → 2021-08-24Survey operations 30 jul thru 23 aug by M/V pegas in area bound by 49-00N 151-00E, 49-00N 153-00E, 47-30N…
- HYDROPAC 1920/21 · Surveys2021-06-30 → 2021-07-06Survey operations in progress until 100600Z jul: a. in area bound by 49-40-00N 151-45-00E, 49-44-00N…
- HYDROPAC 1858/21 · Nav aids2021-06-24 → 2021-11-27Buoy, yellow, fl, temporarily established 26 jun thru 26 nov in 51-28.4N 143-51.7E
- HYDROPAC 1826/21 · Other2021-06-21 → 2021-06-25Bombing exercises 0001Z to 1400Z daily 21 thru 25 jun in area bound by 44-51-39N 147-36-44E, 44-56-20N…
- HYDROPAC 1825/21 · Surveys2021-06-21 → 2021-08-25Survey operations in progress until 31 aug by M/V vyacheslav tikhonov and M/V px geo towing 4050 meter long…
- HYDROPAC 1805/21 · Surveys2021-06-18 → 2021-09-11Survey operations in progress until 31 dec in area bound by 51-26-12N 143-27-03E, 51-31-36N 143-47-51E,…
- HYDROPAC 1777/21 · Exercises2021-06-16 → 2021-06-25Gunnery exercises 0001Z to 1100Z daily 21 thru 25 jun in area bound by 44-54-30N 147-38-10E, 44-56-50N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.